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機械設(shè)計的點滴體會(一) |
點評
不知大俠做什么產(chǎn)品,沒感到大學物理實用,高數(shù),材料力學才用的到
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點評
創(chuàng)新都是從模仿開始的
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本版積分規(guī)則
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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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