liuxilin1215 发表于 2017-10-12 12:54:33

ASTM F2019-11 Standard Practice for Rehabilitation of Existing Pipelines and Con

ASTM F2019-11 Standard Practice for Rehabilitation of Existing Pipelines and Conduits by the Pulled in Place Installation of Glass Reinforced Plastic (GRP) Cured-in-Place Thermosetting Resin Pipe (CIPP)


killer007 发表于 2017-10-12 14:09:17

十分感谢，已经下载！！！！

admin 发表于 2017-10-13 18:43:07

谢谢您的分享,金币已奖励!
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