killer007 发表于 2017-8-28 10:20:57

ISO 7509-2015 Plastics piping systems — Glass-reinforced thermosetting plastic

ISO 7509-2015 Plastics piping systems — Glass-reinforced thermosetting plastics (GRP) pipes — Determination of time to failure under sustained internal pressure




admin 发表于 2017-8-28 13:54:59


谢谢您的分享,金币已奖励!
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