8132| 29
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巨轮曲轴车床 |
点评
关键是第二张图里的刀牛
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点评
轮船曲轴
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小黑屋|手机版|Archiver|机械社区 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
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