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戰(zhàn)斗機上的一個零件,,大家?guī)兔匆幌氯绾渭庸ぃ總尺寸必須要保證 |
點評
請問哪幾項公差沒有做到,?
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,,京ICP證050210號,,浙公網安備33038202004372號 )
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