9497| 15
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數(shù)控機床的滾花工藝 |
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點評
他可以車個滾花刀,,真要炫技,可以車個什么套球之類的
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,,京ICP證050210號,,浙公網安備33038202004372號 )
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