很多人都知道(dao)機(ji)械加(jia)工(gong)(gong),但是(shi)并不了解精(jing)(jing)密機(ji)械加(jia)工(gong)(gong)帶大家一(yi)起了解一(yi)下。 精(jing)(jing)密機(ji)械加(jia)工(gong)(gong)是(shi)加(jia)工(gong)(gong)精(jing)(jing)度達到 1微米的機(ji)械加(jia)工(gong)(gong)方法。精(jing)(jing)......
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