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定装滚刀各齿齿形不同﹐只有最后一个齿是精切齿。
It is the top gear tooth shape, only different last tooth is the fine teeth.
youdao
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滚刀上其馀的刀齿都是粗切齿。
Hob on the rest of the cutter tooth is thick teeth.
youdao
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滚刀上其馀的刀齿都是粗切齿。
Hob on the rest of the cutter tooth is thick teeth.
youdao