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本文研究了激光冲击处理对铝合金疲劳寿命的影响，研究表明激光冲击处理可以大幅度地提高带有类似紧固孔铝板的疲劳寿命，初步讨论了提高寿命的原因。
In this paper, the impact of laser shock treatment on the fatigue life of aluminum alloy has been studied. The results show that the laser shock treatment can greatly improve the fatigue life of the aluminum plate with similar fastening holes, and the reasons for the increase of life are discussed.