购买标准后,可去我的标准下载或阅读
IEC 60851-4:1996/AMD1:1997 EN-FR
Amendment 1 - Methods of test for winding wires - Part 4: Chemical properties
REVISED
发布日期 :
1997-09-05
实施日期 :
IEC 61089:1991/AMD1:1997 EN-FR
Amendment 1 - Round wire concentric lay overhead electrical stranded conductors
现行
发布日期 :
1997-05-23
实施日期 :