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求教:軸承鋼熱處理鹽馬淬火后,各化學(xué)成分是多少?和鋼廠的材質(zhì)單化學(xué)成分一樣嗎? |
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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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