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關(guān)于軸的合理性合計(jì)(包含材料,結(jié)構(gòu)工藝、強(qiáng)度等) |
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Archiver|手機(jī)版|小黑屋|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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