2546| 8
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本單位要求的車工加工守則(齒輪) |
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點(diǎn)評(píng)
什么叫磨嚴(yán)?磨削后粗糙度多少?還有,“凡……”就是說(shuō)所有工序間都是這樣的粗糙度,粗車和精車應(yīng)該是兩個(gè)工序吧。車削能達(dá)到3.2么?
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