btt²©ÌìÌÃ

×÷Ϊ¹ú¶È¸ßм¼ÊõÆóÒµ£¬£¬£¬£¬£¬£¬£¬£¬ÔÚרҵÈ˲ÅÓëÑз¢Æ½Ì¨µÄÖ§³ÖÏ£¬£¬£¬£¬£¬£¬£¬£¬¹«Ë¾³Ðµ£Á˶àÏî¹ú¶È¡¢Ê¡¡¢ÊÓ×¢ÇøµÈµ±¾Ö¿Æ¼¼´òËãÏîÄ¿3£¬£¬£¬£¬£¬£¬£¬£¬¹«Ë¾²Î¼ÓÔ충¹ú¶È¡¢ÐÐÒµ¡¢´¦ËùºÍ¼¯Ìå³ß¶È60Ïî¡£¡£¡£¡£¡£¡£¡£

³ß¶È°¸Àý£º

1.GB_T 38505-2020ת»ùÒò²úƷͨÓüì²â²½Öè
2.GB_T 40268-2021ÃâÒß´ÅÐÔ×ÊÁÏ»úÄܼì²â²½Öè
3.GB_T 40369-2021ÃâÒß²ãÎöÊÔÖ½Ìõ¼ì²â¹«Àý
4.JJF 1729-2018 Å©Ò©²ÐÁô¼ì²âÒÇУ׼¹æ·¶
5.RB_T 021-2019¼ìÑé¼ì²â¹Ø¼ü¿÷ËðÆ·¹©¸øÉÌÆÀ¼Û¹æ³Ì
¡­¡­