3034| 4
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求助,國外有沒有介紹金屬切削原理與刀具的經典書籍? |
點評
你去看NSK的樣本,講的很清楚
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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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