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最近我司為一德國(guó)公司制做搖擺軸承的樣品,,表面粗糙度無論怎么做都不達(dá)標(biāo) |
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點(diǎn)評(píng)
需要先核對(duì)檢測(cè)方法是否一致,再?gòu)墓に囍痔幚�,。同意螺旋線的說法
評(píng)分
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