5597| 3
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這些低碳鋼用什么螺紋車刀,,刀片不粘刀又耐用 |
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點(diǎn)評
崩刀尖一般是沒有按照合理的切削參數(shù)做。
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小黑屋|手機(jī)版|Archiver|機(jī)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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