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車床用動力刀鉆孔刀具壽命不好 |
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點評
華師傅,,說的是株鉆材料穩(wěn)定性不好是吧?
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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(wǎng)安備33038202004372號 )
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