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有什么好的方案潤滑軸承? |
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點評
這是石油鉆機的并車箱,,帶發(fā)電機用,,也許兩種轉(zhuǎn)速,高速重載
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小黑屋|手機版|Archiver|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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