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[求助] 模具刚生产2000模就有裂痕,是什么原因? |
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东莞市大豫智造科技刘生,专业提供铝锌合金开模,生产,表面处理服务。Q:574415708
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手机版|小黑屋|中铸之家 ( 浙ICP备15041839号-1 )
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