4265| 9
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這個形位公差怎么標? |
點評
如果需要的話完全可以見光,加工個基準啊。
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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