2856| 1
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求助:比塞洛斯連采機左右行走機構(gòu)鏈輪 |
點評
大零件,有專利?保護(hù)有多長時間?個人感覺國人做,只做的50-80%的程度。
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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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