6449| 13
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車加工部分配合精度要達(dá)到0.01,誰能跟我合作 |
點(diǎn)評
已發(fā)圖紙到你郵箱,麻煩
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點(diǎn)評
大磨床成本太高了,車床只要刀具好點(diǎn),工藝正確。0.8的光潔度是 OK的
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