52988| 75
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關(guān)于機械密封問題,請大佬支招,抱拳啦!! |
評分
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點評
他這個比螺旋槳的還高級。
螺旋槳和船體是相對靜止的,他這個螺旋槳還要往前走,這想法也是沒法評價
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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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