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一個加工不停的發(fā)生形變,材料現(xiàn)使用的是40CrNiMoA,該怎么做熱處理來提高使用壽命... |
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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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