hgundas 发表于 2019-11-21 21:19:21

IEC 60446:2007 BASIC SAFETY PUBLICATION



IEC 60446:2007
Basic and safety principles for man-machine
interface, marking and identification –
Identification of conductors by colours
or alphanumerics
Reference number
IEC 60446:2007(E)

admin 发表于 2019-11-29 11:26:20

谢谢您的分享,金币已奖励!

mengran98 发表于 2020-7-31 16:44:38

感谢分享，金币已付。:)
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