SSDL 发表于 2017-9-5 14:16:12

BS EN 50174-2 2009 Information technology-cabling installation

BS EN 50174-2-2009 Information technology — Cabling installation — Part 2 Installation planning and practices inside buildings

admin 发表于 2017-9-5 18:05:23

谢谢您的分享,金币已奖励!

woodych2013 发表于 2019-7-17 12:40:56

正好需要，谢谢楼主分享！
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