tthung 发表于 2013-11-8 21:15:37

求 IEC 62642-2-6:2010

IEC 62642-2-6:2010
Alarm systems – Intrusion and hold-up systems – Part 2-6: Intrusion detectors – Opening contacts (magnetic)

sigh007 发表于 2013-11-8 21:15:38

http://bbs.infoeach.com/thread-40692-1-1.html 已上传

lahtj 发表于 2013-11-20 21:27:13

同求。。。。。。。。。。。。
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