3952| 7
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設計一個什么樣的專用檢具,能較快測量各孔相對基準面的位置度? |
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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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