{"id":3841,"date":"2025-08-05T19:16:50","date_gmt":"2025-08-05T11:16:50","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=3841"},"modified":"2025-08-05T19:23:49","modified_gmt":"2025-08-05T11:23:49","slug":"pcb-annular-ring","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/ar\/blog\/pcb-annular-ring\/","title":{"rendered":"\u062d\u0644\u0642\u0629 \u062d\u0644\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/pcb-annular-ring\/#The_Core_Function_and_Design_Specifications_of_PCB_Ring_Circuits\" >\u0627\u0644\u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0648\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0644\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u062d\u0644\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a\u0629 \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/pcb-annular-ring\/#Three_Morphological_States_of_Annular_Rings\" >\u0627\u0644\u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0645\u0648\u0631\u0641\u0648\u0644\u0648\u062c\u064a\u0629 \u0627\u0644\u062b\u0644\u0627\u062b \u0644\u0644\u062d\u0644\u0642\u0627\u062a \u0627\u0644\u062d\u0644\u0642\u064a\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/pcb-annular-ring\/#Engineering_Calculations_for_Annular_Ring_Dimensions\" >\u0627\u0644\u062d\u0633\u0627\u0628\u0627\u062a \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629 \u0644\u0623\u0628\u0639\u0627\u062f \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u0644\u0642\u064a\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/pcb-annular-ring\/#Industry_Standards_Process_Control\" >\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u0629 \u0648\u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/pcb-annular-ring\/#Teardrop_Reinforcement_Engineering_Benefits\" >\u062a\u062f\u0639\u064a\u0645 \u0627\u0644\u062f\u0645\u0639\u0629: \u0627\u0644\u0645\u0632\u0627\u064a\u0627 \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/pcb-annular-ring\/#Common_Issues_Solutions\" >\u0627\u0644\u0645\u0634\u0643\u0644\u0627\u062a \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0648\u0627\u0644\u062d\u0644\u0648\u0644<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Core_Function_and_Design_Specifications_of_PCB_Ring_Circuits\"><\/span>\u0627\u0644\u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0648\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0644\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u062d\u0644\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a\u0629 \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631<span class=\"ez-toc-section-end\"><\/span><\/h2><p>\u0641\u064a <a href=\"https:\/\/www.topfastpcb.com\/ar\/products\/\">\u062a\u0635\u0646\u064a\u0639 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB)<\/a>\u0641\u0625\u0646 <strong>\u062d\u0644\u0642\u0629 \u062d\u0644\u0642\u064a\u0629<\/strong> \u0647\u064a \u0628\u0646\u064a\u0629 \u0623\u0633\u0627\u0633\u064a\u0629 \u062a\u0636\u0645\u0646 \u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0645\u0648\u062b\u0648\u0642\u0629. \u062a\u0642\u0648\u0645 \u0647\u0630\u0647 \u0627\u0644\u0648\u0633\u0627\u062f\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629 \u0627\u0644\u062f\u0627\u0626\u0631\u064a\u0629 \u0628\u062a\u0623\u0645\u064a\u0646 \u062e\u064a\u0648\u0637 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0645\u0646 \u062e\u0644\u0627\u0644 \u062b\u0642\u0628 \u0645\u0631\u0643\u0632\u064a\u060c \u0645\u0645\u0627 \u064a\u0634\u0643\u0644 \u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0645\u0633\u062a\u0642\u0631\u0629 \u0639\u0628\u0631 \u0627\u0644\u0644\u062d\u0627\u0645. \u0644\u0627 \u062a\u0624\u062b\u0631 \u062f\u0642\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0622\u0644\u064a \u0644\u0644\u062d\u0644\u0642\u0627\u062a \u0627\u0644\u062d\u0644\u0642\u064a\u0629 \u0639\u0644\u0649 \u0623\u062f\u0627\u0621 \u0627\u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u0641\u0631\u062f\u064a\u0629 \u0641\u062d\u0633\u0628\u060c \u0628\u0644 \u062a\u0624\u062b\u0631 \u0623\u064a\u0636\u064b\u0627 \u0639\u0644\u0649 \u0625\u0646\u062a\u0627\u062c\u064a\u0629 \u0627\u0644\u0625\u0646\u062a\u0627\u062c \u0641\u064a \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0628\u0643\u0645\u064a\u0627\u062a \u0643\u0628\u064a\u0631\u0629.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/PCB-Annular-Ring-2.jpg\" alt=\"\u062d\u0644\u0642\u0629 \u062d\u0644\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\" class=\"wp-image-3846\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/PCB-Annular-Ring-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/PCB-Annular-Ring-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/PCB-Annular-Ring-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Three_Morphological_States_of_Annular_Rings\"><\/span>\u0627\u0644\u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0645\u0648\u0631\u0641\u0648\u0644\u0648\u062c\u064a\u0629 \u0627\u0644\u062b\u0644\u0627\u062b \u0644\u0644\u062d\u0644\u0642\u0627\u062a \u0627\u0644\u062d\u0644\u0642\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><ol class=\"wp-block-list\"><li><strong>\u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629<\/strong><br>\u064a\u062a\u0645 \u062a\u0648\u0633\u064a\u0637 \u0627\u0644\u062b\u0642\u0628 \u0627\u0644\u0645\u062d\u0641\u0648\u0631 \u0628\u0634\u0643\u0644 \u0645\u062b\u0627\u0644\u064a \u062f\u0627\u062e\u0644 \u0627\u0644\u0648\u0633\u0627\u062f\u0629\u060c \u0645\u0645\u0627 \u064a\u0634\u0643\u0644 \u062d\u0644\u0642\u0629 \u0646\u062d\u0627\u0633\u064a\u0629 \u0643\u0627\u0645\u0644\u0629. \u062a\u0636\u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u0645\u062b\u0627\u0644\u064a\u0629 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u062b\u0644\u0649 \u0639\u0644\u0649 \u062d\u0645\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0627\u0644\u0645\u062b\u0644\u0649\u060c \u0645\u0645\u0627 \u064a\u0642\u0644\u0644 \u0645\u0646 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0639\u0646 \u0637\u0631\u064a\u0642 <strong>15-20%<\/strong>.<\/li>\n\n<li><strong>\u062d\u0627\u0644\u0629 \u0627\u0644\u0638\u0644<\/strong><br>\u0639\u0646\u062f\u0645\u0627 \u064a\u0646\u062d\u0631\u0641 \u0627\u0644\u062d\u0641\u0631 \u0639\u0646 \u0627\u0644\u0645\u0631\u0643\u0632\u060c \u062a\u0644\u0627\u0645\u0633 \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u0646\u062d\u0627\u0633\u064a\u0629 \u062d\u0627\u0641\u0629 \u0627\u0644\u062b\u0642\u0628 \u0639\u0644\u0649 \u062c\u0627\u0646\u0628 \u0648\u0627\u062d\u062f\u060c \u0645\u0645\u0627 \u064a\u062e\u0644\u0642 \u062d\u0627\u0644\u0629 \u0645\u0645\u0627\u0633. \u0634\u0627\u0626\u0639 \u0641\u064a \u0627\u0644\u062d\u0641\u0631 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629\u060c \u0648\u0647\u0630\u0627 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0642\u0644\u0644 \u0645\u0646 \u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0628\u0645\u0642\u062f\u0627\u0631 <strong>30-40%<\/strong>. \u062a\u0633\u062a\u062e\u062f\u0645 \u0645\u0635\u0627\u0646\u0639 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0641\u062d\u0635 \u0628\u0627\u0644\u0631\u0624\u064a\u0629 \u0644\u0645\u0631\u0627\u0642\u0628\u0629 \u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0638\u0644 \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0627\u0644\u062d\u0642\u064a\u0642\u064a.<\/li>\n\n<li><strong>\u062d\u0627\u0644\u0629 \u0627\u0644\u0627\u062e\u062a\u0631\u0627\u0642<\/strong><br>\u0639\u064a\u0628 \u0634\u062f\u064a\u062f \u062d\u064a\u062b \u062a\u0643\u0648\u0646 \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u0646\u062d\u0627\u0633\u064a\u0629 \u0645\u0643\u0633\u0648\u0631\u0629 \u062a\u0645\u0627\u0645\u0627\u064b\u060c \u0645\u0645\u0627 \u064a\u0633\u0628\u0628 \u062f\u0627\u0626\u0631\u0629 \u0645\u0641\u062a\u0648\u062d\u0629. \u064a\u062d\u062f\u062b \u0647\u0630\u0627 \u0639\u0627\u062f\u0629\u064b \u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u062c\u0627\u0648\u0632 \u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u062d\u0641\u0631 <strong>0.1 \u0645\u0645<\/strong> \u0648\u0647\u0648 \u0633\u0628\u0628 \u0631\u0626\u064a\u0633\u064a \u0644\u0631\u0641\u0636 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0641\u064a \u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u062c\u0648\u062f\u0629. <a href=\"https:\/\/www.topfastpcb.com\/ar\/blog\/what-is-aoi-automated-optical-inspection\/\">\u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0628\u0635\u0631\u064a \u0627\u0644\u0622\u0644\u064a<\/a> (AOI) \u062a\u0643\u062a\u0634\u0641 \u0647\u0630\u0647 \u0627\u0644\u0639\u064a\u0648\u0628 \u0628\u0641\u0639\u0627\u0644\u064a\u0629.<\/li><\/ol><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Engineering_Calculations_for_Annular_Ring_Dimensions\"><\/span>\u0627\u0644\u062d\u0633\u0627\u0628\u0627\u062a \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629 \u0644\u0623\u0628\u0639\u0627\u062f \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u0644\u0642\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>\u0635\u064a\u063a\u0629 \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u0644\u0642\u064a\u0629 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629 (OAR)<\/strong>:<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"464\" height=\"71\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/Outer-Annular-Ring-OAR-Formula.jpg\" alt=\"\u062d\u0644\u0642\u0629 \u062d\u0644\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\" class=\"wp-image-3842\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/Outer-Annular-Ring-OAR-Formula.jpg 464w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/Outer-Annular-Ring-OAR-Formula-300x46.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/Outer-Annular-Ring-OAR-Formula-18x3.jpg 18w\" sizes=\"auto, (max-width: 464px) 100vw, 464px\" \/><\/figure><\/div><p>\u062d\u0633\u0627\u0628 \u0633\u064f\u0645\u0643 \u0627\u0644\u0637\u0644\u0627\u0621:<\/p><ul class=\"wp-block-list\"><li><strong>PTH (\u0645\u0637\u0644\u064a \u0645\u0646 \u062e\u0644\u0627\u0644 \u062b\u0642\u0628 \u0645\u0646 \u062e\u0644\u0627\u0644 \u062b\u0642\u0628)<\/strong>: \u0625\u0636\u0627\u0641\u0629 <strong>0.10 \u0645\u0645<\/strong> \u0628\u062f\u0644 \u0627\u0644\u0637\u0644\u0627\u0621<\/li>\n\n<li><strong>NPTH (\u062b\u0642\u0628 \u0639\u0627\u0628\u0631 \u063a\u064a\u0631 \u0645\u0637\u0644\u064a)<\/strong>: \u0644\u0627 \u064a\u0648\u062c\u062f \u0628\u062f\u0644 \u0625\u0636\u0627\u0641\u064a<\/li><\/ul><p><em>\u0645\u062b\u0627\u0644 \u0639\u0644\u0649 \u0627\u0644\u062d\u0633\u0627\u0628<\/em>:<br>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644 <strong>\u0648\u0633\u0627\u062f\u0629 0.60 \u0645\u0645<\/strong> \u0648 <strong>\u062b\u0642\u0628 \u0646\u0647\u0627\u0626\u064a 0.30 \u0645\u0645 (PTH)<\/strong>:<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"473\" height=\"79\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/Accounting-for-plating-thickness.jpg\" alt=\"\u062d\u0644\u0642\u0629 \u062d\u0644\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\" class=\"wp-image-3843\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/Accounting-for-plating-thickness.jpg 473w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/Accounting-for-plating-thickness-300x50.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/Accounting-for-plating-thickness-18x3.jpg 18w\" sizes=\"auto, (max-width: 473px) 100vw, 473px\" \/><\/figure><\/div><p><strong>\u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u0644\u0642\u064a\u0629 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 (IAR)<\/strong>:<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"506\" height=\"69\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/Inner-Annular-Ring-IAR-Considerations.jpg\" alt=\"\u062d\u0644\u0642\u0629 \u062d\u0644\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\" class=\"wp-image-3844\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/Inner-Annular-Ring-IAR-Considerations.jpg 506w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/Inner-Annular-Ring-IAR-Considerations-300x41.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/Inner-Annular-Ring-IAR-Considerations-18x2.jpg 18w\" sizes=\"auto, (max-width: 506px) 100vw, 506px\" \/><\/figure><\/div><p>\u0627\u0644\u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629:<\/p><ul class=\"wp-block-list\"><li>\u0627\u0644\u062a\u0639\u0648\u064a\u0636 \u0639\u0646 \u0627\u062e\u062a\u0644\u0627\u0644 \u0627\u0644\u062a\u0635\u0641\u064a\u062d<\/li>\n\n<li>\u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0641\u064a \u0633\u0645\u0627\u0643\u0629 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0645\u0646 \u0627\u0644\u0646\u062d\u0627\u0633<\/li>\n\n<li>\u062f\u0642\u0629 \u0627\u0644\u0645\u062d\u0627\u0630\u0627\u0629 \u0641\u064a \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0637\u0628\u0642\u0627\u062a<\/li><\/ul><p><em>\u0645\u062b\u0627\u0644 \u0639\u0644\u0649 \u0627\u0644\u062d\u0633\u0627\u0628<\/em>:<br>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644 <strong>\u0648\u0633\u0627\u062f\u0629 \u062f\u0627\u062e\u0644\u064a\u0629 0.50 \u0645\u0645<\/strong> \u0648 <strong>\u062b\u0642\u0628 \u0646\u0647\u0627\u0626\u064a 0.20 \u0645\u0645 (PTH)<\/strong>:<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"403\" height=\"72\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/0.20mm-finished-hole.jpg\" alt=\"\u062d\u0644\u0642\u0629 \u062d\u0644\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\" class=\"wp-image-3845\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/0.20mm-finished-hole.jpg 403w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/0.20mm-finished-hole-300x54.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/0.20mm-finished-hole-18x3.jpg 18w\" sizes=\"auto, (max-width: 403px) 100vw, 403px\" \/><\/figure><\/div><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Industry_Standards_Process_Control\"><\/span>\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u0629 \u0648\u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u0644\u0643\u0644 <strong>IPC-6012<\/strong>\u060c \u062a\u062e\u062a\u0644\u0641 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u0644\u0642\u064a\u0629 \u062d\u0633\u0628 \u0646\u0648\u0639 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631:<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0646\u0648\u0639 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631<\/th><th>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649. \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u0644\u0642\u064a\u0629 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629<\/th><th>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649. \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u0644\u0642\u064a\u0629 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629<\/th><\/tr><\/thead><tbody><tr><td>\u0635\u0644\u0627\u0628\u0629<\/td><td>\u2265 0.05 \u0645\u0645<\/td><td>\u2265 0.01 \u0645\u0645<\/td><\/tr><tr><td>\u0645\u0631\u0646\u0629<\/td><td>\u2265 0.075 \u0645\u0645<\/td><td>\u2265 0.025 \u0645\u0645<\/td><\/tr><tr><td>\u0645\u0631\u0646 \u062c\u0627\u0645\u062f-\u0645\u0631\u0646<\/td><td>\u2265 0.06 \u0645\u0645<\/td><td>\u2265 0.015 \u0645\u0645<\/td><\/tr><\/tbody><\/table><\/figure><p><strong>\u062a\u0648\u0635\u064a\u0627\u062a \u0627\u0644\u062a\u0635\u0645\u064a\u0645<\/strong>:<br>\u2714\u0627\u0644\u0633\u0645\u0627\u062d <strong>0.02-0.03 \u0645\u0645<\/strong> \u0647\u0627\u0645\u0634 \u0627\u0644\u0639\u0645\u0644\u064a\u0629<br>\u2714 \u0632\u064a\u0627\u062f\u0629 \u0639\u0631\u0636 \u0627\u0644\u062d\u0644\u0642\u0629 \u0628\u0645\u0642\u062f\u0627\u0631 <strong>20%<\/strong> \u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0639\u0627\u0644\u064a\u0629<br>\u2714\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0642\u062f\u0631\u0629 \u062d\u0645\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629<br>\u2714\u0645\u062d\u0627\u0643\u0627\u0629 \u062a\u0623\u062b\u064a\u0631\u0627\u062a \u0627\u0644\u0625\u062c\u0647\u0627\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0639\u0644\u0649 \u0627\u0644\u062d\u0644\u0642\u0627\u062a \u0627\u0644\u062d\u0644\u0642\u064a\u0629<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/PCB-Annular-Ring-1.jpg\" alt=\"\u062d\u0644\u0642\u0629 \u062d\u0644\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\" class=\"wp-image-3847\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/PCB-Annular-Ring-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/PCB-Annular-Ring-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/08\/PCB-Annular-Ring-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Teardrop_Reinforcement_Engineering_Benefits\"><\/span>\u062a\u062f\u0639\u064a\u0645 \u0627\u0644\u062f\u0645\u0639\u0629: \u0627\u0644\u0645\u0632\u0627\u064a\u0627 \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u062a\u0639\u0632\u0632 \u0642\u0637\u0631\u0627\u062a \u0627\u0644\u062f\u0645\u0648\u0639 \u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u0644\u0642\u064a\u0629 \u0645\u0646 \u062e\u0644\u0627\u0644:<\/p><ol class=\"wp-block-list\"><li><strong>\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629<\/strong>: \u064a\u0632\u064a\u062f \u0645\u0646 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0633\u062d\u0628 \u0628\u0646\u0633\u0628\u0629 <strong>40%+<\/strong><\/li>\n\n<li><strong>\u062a\u062d\u0645\u0644 \u0627\u0644\u0639\u0645\u0644\u064a\u0629<\/strong>: \u064a\u0639\u0648\u0636 \u0639\u0646 <strong>\u00b1 0.05 \u0645\u0645<\/strong> \u0627\u0646\u062d\u0631\u0627\u0641\u0627\u062a \u0627\u0644\u062d\u0641\u0631<\/li>\n\n<li><strong>\u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629<\/strong>: \u064a\u0642\u0644\u0644 \u0645\u0646 \u0627\u0644\u062a\u0634\u0642\u0642\u0627\u062a \u0627\u0644\u062f\u0642\u064a\u0642\u0629 \u0627\u0644\u0646\u0627\u062a\u062c\u0629 \u0639\u0646 \u0627\u0644\u062a\u062f\u0648\u064a\u0631 \u0627\u0644\u062d\u0631\u0627\u0631\u064a<\/li>\n\n<li><strong>\u0642\u0627\u0628\u0644\u064a\u0629 \u0627\u0644\u0625\u0635\u0644\u0627\u062d<\/strong>: \u064a\u062e\u0641\u0641 \u0645\u0646 \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0636\u0639\u064a\u0641\u0629 \u0645\u0646 \u0627\u0644\u062a\u0645\u0627\u0633 \u0627\u0644\u0628\u0633\u064a\u0637<\/li><\/ol><p><strong>\u0625\u0631\u0634\u0627\u062f\u0627\u062a \u0627\u0644\u062a\u0646\u0641\u064a\u0630<\/strong>:<\/p><ul class=\"wp-block-list\"><li>\u0637\u0648\u0644 \u0627\u0644\u062f\u0645\u0639\u0629 = <strong>1.5-2x<\/strong> \u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639<\/li>\n\n<li>\u0646\u0635\u0641 \u0642\u0637\u0631 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644 \u2265 <strong>0.1 \u0645\u0645<\/strong><\/li>\n\n<li>\u062a\u062d\u0633\u064a\u0646 \u0627\u0644\u0634\u0643\u0644 \u0627\u0644\u0623\u0645\u062b\u0644 \u0644\u0627\u0633\u062a\u0645\u0631\u0627\u0631\u064a\u0629 \u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629 \u0641\u064a \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629<\/li>\n\n<li>\u0627\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0642\u0637\u0631\u0627\u062a \u0627\u0644\u062f\u0642\u064a\u0642\u0629 (<strong>\u22640.15 \u0645\u0645<\/strong>) \u0641\u064a \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0630\u0627\u062a \u0627\u0644\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0633\u0643\u0627\u0646\u064a\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Issues_Solutions\"><\/span>\u0627\u0644\u0645\u0634\u0643\u0644\u0627\u062a \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0648\u0627\u0644\u062d\u0644\u0648\u0644<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>\u0645\u0646\u0639 \u0627\u062e\u062a\u0644\u0627\u0644 \u0645\u062d\u0627\u0630\u0627\u0629 \u0627\u0644\u0645\u062b\u0642\u0627\u0628<\/strong>:<\/p><ol class=\"wp-block-list\"><li>\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062d\u0641\u0631 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062d\u0627\u0633\u0628 \u0627\u0644\u0622\u0644\u064a \u0639\u0627\u0644\u064a \u0627\u0644\u062f\u0642\u0629 (<strong>\u22640.025 \u0645\u0645<\/strong> \u0627\u0644\u062f\u0642\u0629)<\/li>\n\n<li>\u062a\u062d\u0633\u064a\u0646 \u0645\u0639\u0644\u0645\u0627\u062a \u0627\u0644\u062d\u0641\u0631 (\u0639\u062f\u062f \u0627\u0644\u062f\u0648\u0631\u0627\u062a \u0641\u064a \u0627\u0644\u062f\u0642\u064a\u0642\u0629 \u0648\u0645\u0639\u062f\u0644 \u0627\u0644\u062a\u063a\u0630\u064a\u0629)<\/li>\n\n<li>\u062a\u0646\u0641\u064a\u0630 \u0623\u0646\u0638\u0645\u0629 \u0645\u062d\u0627\u0630\u0627\u0629 CCD<\/li>\n\n<li>\u0627\u0633\u062a\u0628\u062f\u0644 \u0644\u0642\u0645 \u0627\u0644\u062b\u0642\u0628 \u0643\u0644 <strong>1500-2000<\/strong> \u0627\u0644\u062b\u0642\u0648\u0628<\/li><\/ol><p><strong>\u0645\u0639\u0627\u0644\u062c\u0629 \u0639\u062f\u0645 \u0643\u0641\u0627\u064a\u0629 \u0627\u0644\u062d\u0644\u0642\u0627\u062a \u0627\u0644\u062d\u0644\u0642\u064a\u0629<\/strong>:<\/p><ol class=\"wp-block-list\"><li>\u0632\u064a\u0627\u062f\u0629 \u0642\u0637\u0631 \u0627\u0644\u0648\u0633\u0627\u062f\u0629 (\u0627\u0644\u062d\u0644 \u0627\u0644\u0645\u0641\u0636\u0644)<\/li>\n\n<li>\u062a\u0635\u063a\u064a\u0631 \u062d\u062c\u0645 \u0627\u0644\u062b\u0642\u0628 (\u0636\u0639 \u0641\u064a \u0627\u0639\u062a\u0628\u0627\u0631\u0643 \u062e\u064a\u0648\u0637 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a)<\/li>\n\n<li>\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0627\u0644\u0648\u0633\u0627\u062f\u0629 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0645\u0627\u062b\u0644\u0629<\/li>\n\n<li>\u062a\u0637\u0628\u064a\u0642 \u062a\u0642\u0646\u064a\u0629 \u0639\u0628\u0631 \u0627\u0644\u0648\u0633\u0627\u062f\u0629 (\u062a\u062a\u0637\u0644\u0628 \u0637\u0644\u0627\u0621 \u062b\u0627\u0646\u0648\u064a)<\/li><\/ol><p><strong>\u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 \u0641\u064a \u0627\u0644\u0625\u0646\u062a\u0627\u062c \u0627\u0644\u0636\u062e\u0645<\/strong>:<\/p><ol class=\"wp-block-list\"><li>\u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0643\u0627\u0645\u0644 \u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0644\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0623\u0648\u0644\u0649<\/li>\n\n<li>\u0623\u062e\u0630 \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0639\u0644\u0649 \u062f\u0641\u0639\u0627\u062a \u0645\u0639 \u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0645\u0642\u0637\u0639 \u0627\u0644\u0639\u0631\u0636\u064a<\/li>\n\n<li>\u0645\u0631\u0627\u0642\u0628\u0629 \u0645\u0648\u0636\u0639 \u0627\u0644\u062d\u0641\u0631 \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0627\u0644\u062d\u0642\u064a\u0642\u064a<\/li>\n\n<li>\u0625\u0646\u0634\u0627\u0621 \u0645\u062e\u0637\u0637\u0627\u062a \u062a\u062d\u0643\u0645 SPC \u0644\u0639\u0631\u0636 \u0627\u0644\u062d\u0644\u0642\u0629<\/li><\/ol><p>\u0645\u0646 \u062e\u0644\u0627\u0644 \u062a\u0646\u0641\u064a\u0630 \u062a\u0635\u0645\u064a\u0645 \u0645\u0646\u0647\u062c\u064a \u0648\u0636\u0648\u0627\u0628\u0637 \u0639\u0645\u0644\u064a\u0629 \u0635\u0627\u0631\u0645\u0629\u060c \u064a\u0645\u0643\u0646 \u0644\u0644\u062d\u0644\u0642\u0627\u062a \u0627\u0644\u062d\u0644\u0642\u064a\u0629 \u0644\u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0623\u0646 \u062a\u0644\u0628\u064a \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629\u060c \u0645\u0645\u0627 \u064a\u0636\u0645\u0646 \u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0637\u0648\u064a\u0644 \u0627\u0644\u0623\u062c\u0644 \u0641\u064a \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629. \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u0627\u0644\u062a\u0639\u0627\u0648\u0646 \u0628\u0634\u0643\u0644 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\u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631.\u062a\u062a\u0639\u0645\u0642 \u0647\u0630\u0647 \u0627\u0644\u0645\u0642\u0627\u0644\u0629 \u0641\u064a \u0627\u0644\u062f\u0648\u0631 \u0627\u0644\u062d\u0627\u0633\u0645 \u0644\u0644\u062d\u0644\u0642\u0627\u062a \u0627\u0644\u062d\u0644\u0642\u064a\u0629 \u0641\u064a \u062a\u0635\u0645\u064a\u0645 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0627\u0631\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629\u060c \u0648\u062a\u0642\u062f\u0645 \u062a\u0648\u0635\u064a\u0627\u062a \u062a\u0635\u0645\u064a\u0645 \u0627\u062d\u062a\u0631\u0627\u0641\u064a\u0629 \u0648\u0646\u0642\u0627\u0637 \u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0644\u062a\u062d\u0633\u064a\u0646 \u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631.<\/p>","protected":false},"author":1,"featured_media":3848,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[112],"tags":[338],"class_list":["post-3841","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-pcb-annular-ring"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PCB Annular Ring - Topfastpcb<\/title>\n<meta name=\"description\" content=\"PCB ring circles are a key structural component for connecting component pins on circuit boards, and their design quality directly affects the electrical performance and long-term reliability of the circuit board.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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