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機加件與鈑金件單價的估算!大佬有大概公式不 |
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點評
層主說的是連工帶料四塊多一斤嗎?
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小黑屋|手機版|Archiver|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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