10980| 20
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我司的蝸輪蝸桿減速機,蝸輪磨損嚴重,蝸桿好些 |
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點評
是銅制蝸輪
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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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