{"id":2053,"date":"2026-03-09T09:00:42","date_gmt":"2026-03-09T01:00:42","guid":{"rendered":"https:\/\/jtlcnc.com\/?p=2053"},"modified":"2026-03-09T09:00:43","modified_gmt":"2026-03-09T01:00:43","slug":"how-to-check-the-flatness-error-of-a-granite-platform","status":"publish","type":"post","link":"https:\/\/jtlcnc.com\/ar\/2026\/03\/09\/how-to-check-the-flatness-error-of-a-granite-platform\/","title":{"rendered":"\u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u062e\u0637\u0623 \u062a\u0633\u0637\u064a\u062d \u0645\u0646\u0635\u0629 \u0627\u0644\u062c\u0631\u0627\u0646\u064a\u062a"},"content":{"rendered":"<p>\u064a\u062c\u0628 \u0625\u062c\u0631\u0627\u0621 \u0641\u062d\u0635 \u062e\u0637\u0623 \u0627\u0644\u062a\u0633\u0637\u064a\u062d \u0644\u0645\u0646\u0635\u0627\u062a \u0627\u0644\u062c\u0631\u0627\u0646\u064a\u062a \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0627 \u064a\u0644\u064a <em>GB\/T 20428-2006 \u201c\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0635\u062e\u0648\u0631\u201d GB\/T 20428-2006\u201d<\/em>* \u0643\u0623\u0648\u0644\u0648\u064a\u0629. \u062a\u0634\u0645\u0644 \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u060c \u0648\u0637\u0631\u064a\u0642\u0629 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u0627\u0644\u0644\u064a\u0632\u0631\u060c \u0648\u0637\u0631\u064a\u0642\u0629 \u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0628\u0635\u0631\u064a \u0627\u0644\u0645\u0633\u0637\u062d\u060c \u0648\u0637\u0631\u064a\u0642\u0629 \u0645\u0624\u0634\u0631 \u0627\u0644\u0642\u0631\u0635. \u064a\u062c\u0628 \u0623\u0646 \u064a\u0639\u062a\u0645\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0639\u0644\u0649 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062f\u0642\u0629 \u0648\u0627\u0644\u0638\u0631\u0648\u0641 \u0641\u064a \u0627\u0644\u0645\u0648\u0642\u0639.<\/p>\n\n\n\n<p>I. \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0648\u0627\u0644\u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642<br>\u0627\u0644\u062c\u062f\u0648\u0644<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0627\u0644\u0637\u0631\u064a\u0642\u0629<\/th><th>\u0627\u0644\u0645\u0639\u062f\u0627\u062a<\/th><th>\u0627\u0644\u062f\u0642\u0629<\/th><th>\u0627\u0644\u0633\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a \u0627\u0644\u0645\u0637\u0628\u0642\u0629<\/th><\/tr><\/thead><tbody><tr><td>\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a<\/td><td>\u0644\u0648\u062d\u0629 \u062c\u0633\u0631 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a<\/td><td>1-5 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631<\/td><td>\u0645\u0646\u0635\u0627\u062a \u0645\u0646 \u0627\u0644\u062f\u0631\u062c\u0629 0\/1\u060c \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0641\u064a \u0627\u0644\u0645\u0648\u0642\u0639 \u0641\u064a \u0627\u0644\u0645\u0648\u0642\u0639<\/td><\/tr><tr><td>\u0637\u0631\u064a\u0642\u0629 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u0627\u0644\u0644\u064a\u0632\u0631<\/td><td>\u0645\u0631\u0622\u0629 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u0627\u0644\u0644\u064a\u0632\u0631<\/td><td>0.1 - 1 - 1 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631<\/td><td>\u0645\u0646\u0635\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062f\u0642\u0629 \u0645\u0646 \u0627\u0644\u062f\u0631\u062c\u0629 00\/00 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062f\u0642\u0629<\/td><\/tr><tr><td>\u0637\u0631\u064a\u0642\u0629 \u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0628\u0635\u0631\u064a \u0627\u0644\u0645\u0633\u0637\u062d \u0627\u0644\u0645\u0633\u0637\u062d<\/td><td>\u0645\u0635\u062f\u0631 \u0636\u0648\u0621 \u0628\u0635\u0631\u064a \u0645\u0633\u0637\u062d \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0644\u0648\u0646<\/td><td>0.05-0.2 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631<\/td><td>\u062d\u062c\u0645 \u0635\u063a\u064a\u0631\u060c \u062f\u0642\u0629 \u0639\u0627\u0644\u064a\u0629\u060c \u0639\u062f\u0645 \u062a\u0644\u0627\u0645\u0633<\/td><\/tr><tr><td>\u0637\u0631\u064a\u0642\u0629 \u0645\u0624\u0634\u0631 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0647\u0627\u062a\u0641\u064a<\/td><td>\u0645\u0624\u0634\u0631 \u0642\u0631\u0635 \u0627\u0644\u0642\u0631\u0635 \u0645\u0633\u062a\u0642\u064a\u0645 \/ \u0644\u0648\u062d\u0629 \u0627\u0644\u062c\u0633\u0631<\/td><td>2-10 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631<\/td><td>\u0648\u0631\u0634\u0629 \u0639\u0645\u0644 \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0633\u0631\u064a\u0639\u060c \u0627\u0644\u0645\u0646\u0635\u0627\u062a \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629 \u0648\u0627\u0644\u0635\u063a\u064a\u0631\u0629<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u062b\u0627\u0646\u064a\u064b\u0627. \u062e\u0637\u0648\u0627\u062a \u0627\u0644\u0625\u062f\u062e\u0627\u0644 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 (\u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a \u0643\u0645\u062b\u0627\u0644)<br>\u0627\u0644\u062a\u062d\u0636\u064a\u0631 \u0648\u0627\u0644\u062a\u0633\u0648\u064a\u0629<br>\u0646\u0638\u0641 \u0633\u0637\u062d \u0627\u0644\u0639\u0645\u0644 \u0648\u0644\u0648\u062d\u0629 \u0627\u0644\u062c\u0633\u0631\u061b \u0627\u0636\u0628\u0637 \u0627\u0644\u0645\u0646\u0635\u0629 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u062a\u0642\u0631\u064a\u0628\u064a. \u062a\u062d\u0643\u0645 \u0641\u064a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0639\u0646\u062f 20 \u2103 \u00b1 2 \u2103\u060c \u0648\u062a\u062c\u0646\u0628 \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632\u0627\u062a \u0648\u0623\u0634\u0639\u0629 \u0627\u0644\u0634\u0645\u0633 \u0627\u0644\u0645\u0628\u0627\u0634\u0631\u0629.<br>\u062a\u062e\u0637\u064a\u0637 \u0627\u0644\u0646\u0642\u0627\u0637 \u0648\u0642\u064a\u0627\u0633\u0647\u0627<br>\u0648\u0636\u0639 \u0627\u0644\u0646\u0642\u0627\u0637 \u0641\u064a \u0646\u0645\u0637 \u201c\u0645\u062a\u0642\u0627\u0637\u0639\u201d \u0623\u0648 \u0634\u0628\u0643\u064a\u061b \u0648\u0642\u064a\u0627\u0633 \u0627\u0644\u0623\u0642\u0637\u0627\u0631 \u0644\u0644\u0645\u0646\u0635\u0627\u062a \u0627\u0644\u0643\u0628\u064a\u0631\u0629. \u0642\u0645 \u0628\u0642\u064a\u0627\u0633 \u0627\u0645\u062a\u062f\u0627\u062f \u0627\u0644\u0644\u0648\u062d\u0629 \u0625\u0644\u0649 1\/3-1\/2 \u0645\u0646 \u0627\u0644\u062c\u0627\u0646\u0628 \u0627\u0644\u0642\u0635\u064a\u0631 \u0644\u0644\u0645\u0646\u0635\u0629\u060c \u0648\u0633\u062c\u0644 \u0642\u0631\u0627\u0621\u0627\u062a \u0627\u0644\u0645\u064a\u0644 \u0646\u0642\u0637\u0629 \u0628\u0646\u0642\u0637\u0629.<br>\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a<br>\u0627\u062d\u0633\u0628 \u062e\u0637\u0623 \u0627\u0644\u062a\u0633\u0637\u064a\u062d \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0637\u0631\u064a\u0642\u0629 \u0644\u0648\u0627\u0631\u0633 \u0623\u0648 \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0635\u063a\u0631\u0649. \u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0623\u0639\u0644\u0649 \u0627\u0644\u0646\u0642\u0627\u0637 \u0648\u0623\u062f\u0646\u0627\u0647\u0627 \u0647\u0648 \u0642\u064a\u0645\u0629 \u0627\u0644\u062a\u0633\u0637\u064a\u062d.<br>\u0627\u0644\u062d\u0643\u0645<br>\u0642\u0627\u0631\u0646 \u0628\u062a\u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062f\u0642\u0629 (000\/00\/0\/1) \u0645\u0646 GB\/T 20428-2006 \u0644\u062a\u062d\u062f\u064a\u062f \u0645\u062f\u0649 \u0627\u0644\u062a\u0648\u0627\u0641\u0642.<\/p>\n\n\n\n<p>\u062b\u0627\u0644\u062b\u0627\u064b. \u0627\u0644\u0646\u0642\u0627\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0648\u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u0627\u062a<br>\u0627\u0644\u0628\u064a\u0626\u0629: \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0645\u0633\u062a\u0642\u0631\u0629 \u0648\u0631\u0637\u0648\u0628\u0629 40%-60%\u060c \u0628\u0639\u064a\u062f\u064b\u0627 \u0639\u0646 \u0645\u0635\u0627\u062f\u0631 \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632. \u0627\u0644\u0633\u0645\u0627\u062d \u0628\u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0644\u0623\u0643\u062b\u0631 \u0645\u0646 30 \u062f\u0642\u064a\u0642\u0629 \u0642\u0628\u0644 \u0627\u0644\u0642\u064a\u0627\u0633.<br>\u062a\u062e\u0637\u064a\u0637 \u0627\u0644\u0646\u0642\u0627\u0637: \u0642\u0645 \u0628\u062a\u063a\u0637\u064a\u0629 \u0633\u0637\u062d \u0627\u0644\u0639\u0645\u0644 \u0628\u0627\u0644\u0643\u0627\u0645\u0644\u061b \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0645\u0646\u0635\u0627\u062a \u0627\u0644\u0639\u0631\u064a\u0636\u0629\u060c \u0623\u0636\u0641 \u0642\u064a\u0627\u0633\u0627\u062a \u0644\u0644\u0623\u0642\u0637\u0627\u0631 \u0648\u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u0631\u0643\u0632\u064a\u0629 \u0644\u0636\u0645\u0627\u0646 \u0627\u0644\u062a\u0645\u062b\u064a\u0644.<br>\u0627\u0644\u062d\u0633\u0627\u0628: \u0625\u0639\u0637\u0627\u0621 \u0627\u0644\u0623\u0648\u0644\u0648\u064a\u0629 \u0644\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0644\u0645\u0646\u0637\u0642\u0629\u060c \u0648\u0627\u0644\u062a\u064a \u062a\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0645\u0628\u062f\u0623 \u201c\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0645\u0646 \u0627\u0644\u0634\u0631\u0648\u0637\u201d \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0646\u062a\u0627\u0626\u062c \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642.<br>\u0627\u0644\u0645\u0637\u0627\u0628\u0642\u0629 \u0627\u0644\u062f\u0642\u064a\u0642\u0629: \u0627\u0633\u062a\u062e\u062f\u0645 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0644\u064a\u0632\u0631\u064a \u0623\u0648 \u0627\u0644\u0645\u0633\u0637\u062d \u0627\u0644\u0628\u0635\u0631\u064a \u0644\u0644\u062f\u0631\u062c\u0629 000\/00\u061b \u0627\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a \u0623\u0648 \u0645\u0624\u0634\u0631 \u0627\u0644\u0642\u0631\u0635 \u0644\u0644\u062f\u0631\u062c\u0629 Gra.<\/p>\n\n\n\n<p>\u0631\u0627\u0628\u0639\u0627. \u062d\u0643\u0645 \u0633\u0631\u064a\u0639 (GB\/T 20428-2006)<br>\u0627\u0644\u062f\u0631\u062c\u0629 0: \u062a\u0641\u0627\u0648\u062a \u0627\u0644\u062a\u0633\u0637\u064a\u062d \u2264 (1 \u0644\/1000) \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631 (\u0644 \u0647\u0648 \u0627\u0644\u0637\u0648\u0644 \u0627\u0644\u0642\u0637\u0631\u064a\u060c \u0645\u0645)<br>\u0627\u0644\u062f\u0631\u062c\u0629 1: \u062a\u0641\u0627\u0648\u062a \u0627\u0644\u062a\u0633\u0637\u064a\u062d \u2264 8 \u00d7 (1 \u0644\/\u0635\u0641\u0631) \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631<\/p>\n\n\n\n<p>V. \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0633\u0631\u064a\u0639 \u0641\u064a \u0627\u0644\u0645\u0648\u0642\u0639 (\u0637\u0631\u064a\u0642\u0629 \u0645\u0624\u0634\u0631 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0647\u0627\u062a\u0641\u064a)<br>\u0642\u0645 \u0628\u062a\u0633\u0648\u064a\u0629 \u0627\u0644\u0645\u0646\u0635\u0629 \u0648\u062b\u0628\u0651\u062a \u0645\u0624\u0634\u0631 \u0627\u0644\u0642\u0631\u0635 \u0628\u062d\u064a\u062b \u064a\u0644\u0627\u0645\u0633 \u0627\u0644\u0645\u0624\u0634\u0631 \u0633\u0637\u062d \u0627\u0644\u0639\u0645\u0644 \u0639\u0645\u0648\u062f\u064a\u0627\u064b.<br>\u062a\u062d\u0631\u0651\u0643 \u0639\u0644\u0649 \u0637\u0648\u0644 \u0627\u0644\u062d\u0627\u0641\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629\/\u0627\u0644\u0639\u0631\u0648\u0633 \u0648\u0633\u062c\u0651\u0644 \u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0627\u0644\u0642\u0631\u0627\u0621\u0627\u062a \u0627\u0644\u0639\u0638\u0645\u0649 \u0648\u0627\u0644\u0635\u063a\u0631\u0649.<br>\u0643\u0631\u0631 \u0627\u0644\u0642\u064a\u0627\u0633\u0627\u062a \u0644\u0644\u0623\u0642\u0637\u0627\u0631 \u0648\u0627\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062a\u0642\u0627\u0637\u0639\u0629\u060c \u0648\u062e\u0630 \u0623\u0642\u0635\u0649 \u0641\u0631\u0642 \u0628\u0627\u0639\u062a\u0628\u0627\u0631\u0647 \u062e\u0637\u0623 \u0627\u0644\u062a\u0633\u0637\u064a\u062d.<\/p>\n\n\n\n<p>\u0633\u0627\u062f\u0633\u064b\u0627. \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0639\u0627\u0644\u064a \u0627\u0644\u062f\u0642\u0629 (\u0637\u0631\u064a\u0642\u0629 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u0627\u0644\u0644\u064a\u0632\u0631)<br>\u0631\u062a\u0628 \u0627\u0644\u0645\u0631\u0627\u064a\u0627 \u0644\u062a\u0634\u0643\u064a\u0644 \u0645\u0633\u0627\u0631 \u0636\u0648\u0626\u064a \u0645\u063a\u0644\u0642.<br>\u0642\u0645 \u0628\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062c\u0647\u0627\u0632 \u0644\u0644\u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u0644\u0642\u0627\u0626\u064a \u0644\u0625\u0646\u0634\u0627\u0621 \u062a\u0642\u0631\u064a\u0631 \u0637\u0628\u0648\u063a\u0631\u0627\u0641\u064a\u0627 \u062b\u0644\u0627\u062b\u064a\u0629 \u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0648\u062a\u0642\u0631\u064a\u0631 \u0627\u0644\u062a\u0633\u0637\u064a\u062d.\u062a\u0635\u062f\u064a\u0631 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u0645\u0642\u0627\u0631\u0646\u062a\u0647\u0627 \u0628\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0648\u0625\u0635\u062f\u0627\u0631 \u0634\u0647\u0627\u062f\u0629 \u0645\u0639\u0627\u064a\u0631\u0629.<\/p>\n\n\n\n<p>\u0633\u0627\u0628\u0639\u0627\u064b. \u0637\u0631\u064a\u0642\u0629 \u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0628\u0635\u0631\u064a \u0627\u0644\u0645\u0633\u0637\u062d (\u0627\u0644\u0645\u0646\u0635\u0627\u062a \u0627\u0644\u0635\u063a\u064a\u0631\u0629)<br>\u0646\u0638\u0641 \u0627\u0644\u0633\u0637\u062d \u0627\u0644\u0628\u0635\u0631\u064a \u0627\u0644\u0645\u0633\u0637\u062d \u0648\u0633\u0637\u062d \u0627\u0644\u0639\u0645\u0644\u061b \u0636\u0639\u0647 \u0628\u0631\u0641\u0642 \u0644\u062a\u062c\u0646\u0628 \u0627\u0644\u062e\u062f\u0634.<br>\u0627\u0644\u062a\u0634\u0639\u064a\u0639 \u0628\u0636\u0648\u0621 \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0644\u0648\u0646 \u0648\u0645\u0644\u0627\u062d\u0638\u0629 \u0623\u0647\u062f\u0627\u0628 \u0627\u0644\u062a\u062f\u0627\u062e\u0644: \u062a\u0634\u064a\u0631 \u0627\u0644\u0623\u0647\u062f\u0627\u0628 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0648\u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a\u0629 \u0625\u0644\u0649 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644\u061b \u0628\u064a\u0646\u0645\u0627 \u062a\u0634\u064a\u0631 \u0627\u0644\u0623\u0647\u062f\u0627\u0628 \u0627\u0644\u0645\u0646\u062d\u0646\u064a\u0629 \u0623\u0648 \u0627\u0644\u0645\u0634\u0648\u0647\u0629 \u0625\u0644\u0649 \u0627\u0644\u062e\u0637\u0623.<br>\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0641\u0644\u064a\u0633 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u062f\u0631\u062c\u0629 \u0627\u0646\u062d\u0646\u0627\u0621 \u0627\u0644\u0647\u0627\u0645\u0634 (\u03bb \u22480.589 \u03bc\u0645).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img alt=\"\" fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"634\" src=\"https:\/\/jtlcnc.com\/wp-content\/uploads\/2026\/01\/\u8c03\u6574\u7cbe\u5ea6-1024x634.jpg\" class=\"wp-image-1564\" srcset=\"https:\/\/jtlcnc.com\/wp-content\/uploads\/2026\/01\/\u8c03\u6574\u7cbe\u5ea6-1024x634.jpg 1024w, https:\/\/jtlcnc.com\/wp-content\/uploads\/2026\/01\/\u8c03\u6574\u7cbe\u5ea6-300x186.jpg 300w, https:\/\/jtlcnc.com\/wp-content\/uploads\/2026\/01\/\u8c03\u6574\u7cbe\u5ea6-768x476.jpg 768w, https:\/\/jtlcnc.com\/wp-content\/uploads\/2026\/01\/\u8c03\u6574\u7cbe\u5ea6-1536x951.jpg 1536w, https:\/\/jtlcnc.com\/wp-content\/uploads\/2026\/01\/\u8c03\u6574\u7cbe\u5ea6-2048x1268.jpg 2048w, https:\/\/jtlcnc.com\/wp-content\/uploads\/2026\/01\/\u8c03\u6574\u7cbe\u5ea6-18x12.jpg 18w, https:\/\/jtlcnc.com\/wp-content\/uploads\/2026\/01\/\u8c03\u6574\u7cbe\u5ea6-800x495.jpg 800w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>\u064a\u062c\u0628 \u0625\u062c\u0631\u0627\u0621 \u0641\u062d\u0635 \u062e\u0637\u0623 \u0627\u0644\u062a\u0633\u0637\u064a\u062d \u0644\u0645\u0646\u0635\u0627\u062a \u0627\u0644\u062c\u0631\u0627\u0646\u064a\u062a \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0637\u0631\u064a\u0642\u0629 GB\/T 20428-2006 \u201c\u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0635\u062e\u0631\u064a\u0629\u201d* \u0643\u0623\u0648\u0644\u0648\u064a\u0629. \u062a\u0634\u0645\u0644 \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062a\u0633\u0648\u064a\u0629 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629\u060c \u0648\u0637\u0631\u064a\u0642\u0629 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u0627\u0644\u0644\u064a\u0632\u0631\u060c \u0648\u0637\u0631\u064a\u0642\u0629 \u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0628\u0635\u0631\u064a \u0627\u0644\u0645\u0633\u0637\u062d\u060c \u0648\u0637\u0631\u064a\u0642\u0629 \u0645\u0624\u0634\u0631 \u0627\u0644\u0642\u0631\u0635. \u064a\u062c\u0628 \u0623\u0646 \u064a\u0639\u062a\u0645\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0639\u0644\u0649 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062f\u0642\u0629 \u0648\u0638\u0631\u0648\u0641 \u0627\u0644\u0645\u0648\u0642\u0639. \u0623\u0648\u0644\u0627\u064b: \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0648\u0627\u0644\u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0637\u0631\u064a\u0642\u0629...<\/p>","protected":false},"author":1,"featured_media":1747,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[35],"tags":[],"class_list":["post-2053","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"taxonomy_info":{"category":[{"value":35,"label":"NEWS"}]},"featured_image_src_large":["https:\/\/jtlcnc.com\/wp-content\/uploads\/2026\/02\/\u5fae\u4fe1\u56fe\u7247_20230325152820-768x1024.jpg",768,1024,true],"author_info":{"display_name":"jinxing6611@gmail.com","author_link":"https:\/\/jtlcnc.com\/ar\/author\/jtlcnc\/"},"comment_info":0,"category_info":[{"term_id":35,"name":"NEWS","slug":"news","term_group":0,"term_taxonomy_id":35,"taxonomy":"category","description":"","parent":0,"count":121,"filter":"raw","cat_ID":35,"category_count":121,"category_description":"","cat_name":"NEWS","category_nicename":"news","category_parent":0}],"tag_info":false,"_links":{"self":[{"href":"https:\/\/jtlcnc.com\/ar\/wp-json\/wp\/v2\/posts\/2053","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jtlcnc.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jtlcnc.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jtlcnc.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jtlcnc.com\/ar\/wp-json\/wp\/v2\/comments?post=2053"}],"version-history":[{"count":1,"href":"https:\/\/jtlcnc.com\/ar\/wp-json\/wp\/v2\/posts\/2053\/revisions"}],"predecessor-version":[{"id":2056,"href":"https:\/\/jtlcnc.com\/ar\/wp-json\/wp\/v2\/posts\/2053\/revisions\/2056"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jtlcnc.com\/ar\/wp-json\/wp\/v2\/media\/1747"}],"wp:attachment":[{"href":"https:\/\/jtlcnc.com\/ar\/wp-json\/wp\/v2\/media?parent=2053"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jtlcnc.com\/ar\/wp-json\/wp\/v2\/categories?post=2053"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jtlcnc.com\/ar\/wp-json\/wp\/v2\/tags?post=2053"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}