6066| 11
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求科普:機械加工成本核算 |
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點評
鈑金件是有很多人是以重量核價,但是也要看產(chǎn)品技術(shù)難度乘以不同系數(shù)。
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Archiver|手機版|小黑屋|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
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