liuxilin1215 发表于 2013-11-3 16:56:07

ISO 15874-5-2013 Plastics piping systems for hot and cold water installations

ISO 15874-5-2013 Plastics piping systems for hot and cold water installations－Polypropylene (PP)－Part 5：Fitness for purpose of the system



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admin 发表于 2013-11-4 17:04:09

谢谢您的分享，金币已奖励！

wanderer1997 发表于 2014-4-17 17:56:09

拜读了，资料很好，感谢分享。

liu416363747 发表于 2014-6-9 11:45:46


拜读了，资料很好，感谢分享。
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