In this paper, the advance failure of a certain aircraft fork earrings was investigated The result showed that, this failure was occurred due to dis cooperation between earhole and peg, which caused glide abrasion and initiated fatigue crack In addition, the abrasion character is complex It consists of adherence abrasion, grain abrasion and touching fatigue abrasio
对某机尾桨轴颈叉耳耳环提前破坏原因进行了全面的检查分析。
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