3142| 3
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現(xiàn)有45#鑄鋼件,,薄臂形狀復(fù)雜,,調(diào)質(zhì)處理后變形量較大 |
小黑屋|手機版|Archiver|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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