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中國五軸數控機床首次出口德國 打破西方技術壟斷 |
點評
馬虎又馬虎,有趣,哈哈!神奇的人傳人效果啊。直較真遇上想當然!
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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