ir_71 发表于 2014-2-20 01:30:07

BS 6700:2006+A1:2009

本帖最后由 ir_71 于 2014-2-20 01:33 编辑

BS 6700:2006 + A1: 2009
Design, installation, testing and maintenance of Services Supplying  Water for Domestic use  within buildings and  Their curtilages -  Specification

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admin 发表于 2014-2-24 10:41:30


谢谢您的分享，金币已奖励！
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