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尋找外球面車削機床 |
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對頭
上海科技出版社的機械工程師手冊有詳細說明
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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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