3760| 6
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怎樣提高鉸刀的使用壽命 |
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點評
PCD一般用于加工鋁合金;加工鑄鐵,一般用硬質合金鉸刀。
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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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