楼主: yanjingying
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[滚齿] 滚齿粗滚刀没做挖根,热处理后,精刮刀滚到齿根两侧,刀具耐用度极低。大家帮忙想.... |
发表于 2021-11-17 08:09
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发表于 2021-11-17 08:10
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发表于 2021-11-17 08:30
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发表于 2021-11-24 16:59
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