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表面粗糙度重要嗎,?想問(wèn)大俠們對(duì)表面粗糙度是怎么理解的,?一般機(jī)加工的人會(huì)重視嗎? |
點(diǎn)評(píng)
其實(shí),,不接觸的面粗糙要求可能更高,,比如光學(xué)元件
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