liuxilin1215 发表于 2014-1-26 08:04:47

IEC 60721-3-5-1997

IEC 60721-3-5-1997 Classification of environmental conditions – Part 3: Classification of groups of environmental parameters and their severities – Section 5: Ground vehicle installations


admin 发表于 2014-1-26 16:42:51

谢谢您的分享，金币已奖励。

bsgroupwhx 发表于 2014-5-9 11:19:26

thxs

zhl1987_ 发表于 2015-7-23 22:46:04

谢谢分享

richard4900 发表于 2015-10-23 15:05:12

IEC 60721-3-5-1997 Classification of environmental conditions – Part 3: Classification of groups of environmental parameters and their severities – Section 5: Ground vehicle installations

ygs67 发表于 2016-8-9 08:14:31

多谢分享！                           
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