6861| 12
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有沒有模數為0.75的齒輪滾刀? |
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點評
說得對!不能以齒頂圓定模數。量一量K和K+1!
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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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