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标题: ISO 7685-1998 Plastics piping systems — Glass-reinforced thermosetting plastic [打印本页]

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作者: killer007    时间: 2017-8-28 10:22:02     标题: ISO 7685-1998 Plastics piping systems — Glass-reinforced thermosetting plastic

ISO 7685-1998 Plastics piping systems — Glass-reinforced thermosetting plastics (GRP) pipes — Determination of initial specific ring stiffness
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[attach]145059[/attach]

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作者: admin    时间: 2017-8-28 13:55:01


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