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為什么中國造不出高精度機床,難度在哪里? |
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點評
感覺國人高技術的浮躁;環境讓技術人員無法沉淀。
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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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