Three forms of the early failure of the machine taps,such as fracture,tipping and non-nomal wear are summarized and the causes producing those failures are analyzed.
总结了机用丝锥早期失效的三种形式 :断裂、崩刃及非正常磨损 ,并分别对其产生的原因进行了分析 ,提出了解决丝锥、板牙早期失效的措
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