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畢業(yè)設(shè)計(家用電梯的結(jié)構(gòu)設(shè)計)需要電機(jī)選型,,同步帶,,螺桿螺母等選型計算 |
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點評
對接處太薄弱,,胎里毛病,。
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小黑屋|手機(jī)版|Archiver|機(jī)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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