23027| 74
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超精密加工 |
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點(diǎn)評(píng)
刀具估計(jì)只能PVD或者鉆石之類(lèi)吧
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點(diǎn)評(píng)
在研究所見(jiàn)過(guò),銅和鋁的鏡面加工,單點(diǎn)金剛石立車(chē)
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