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關(guān)于精車粗糙度,想找個(gè)機(jī)會(huì)做做試驗(yàn) |
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點(diǎn)評(píng)
有道理,材料硬度越高,加工后光潔度就越高。BN-S20或BN-H20牌號(hào)等多種刀具以車代磨都可輕松達(dá)到Ra0.4
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