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材料不經(jīng)調(diào)質(zhì)直接粗加工,,齒面淬火至硬度要求,,對(duì)齒的機(jī)械性能有何影響,? |
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小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
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