... 凸轮磨削 cam grinding 蜗轮磨床 worm grinding machine 无心轮磨 centerless grinding ...
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hob and worm grinding machine 蜗轮滚刀两用磨床
worm thread grinding machine 蜗杆螺纹磨床
worm wheel gear grinding machine 蜗杆砂轮磨齿机
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