killer007 发表于 2017-8-28 11:42:36

ISO 14828-2003 Glass-reinforced thermosetting plastics (GRP) pipes - Determinati

ISO 14828-2003 Glass-reinforced thermosetting plastics (GRP) pipes - Determination of the longterm specific ring relaxation stiffness under wet conditions and calculation of the wet relaxation factor




admin 发表于 2017-8-28 13:56:43

谢谢您的分享,金币已奖励!
页: [1]
查看完整版本: ISO 14828-2003 Glass-reinforced thermosetting plastics (GRP) pipes - Determinati