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同樣的效率,同樣的刀具,不同的刀具成本。 |
點(diǎn)評
沒事。也不能說對你沒用。搞機(jī)加工的懂點(diǎn)刀具沒壞處的。對了,你要是在無錫的話我倒可以給你弄個(gè)道具樣本,外地就不方便了。
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