激光冲击处理对铝锂合金力学性能的影响。
Effect of laser shock processing on mechanical properties of Al-Li alloy.
结果表明，激光冲击处理能提高试件的疲劳寿命。
The results indicated that LP improved the fatigue lifes of all tested specimens.
约束层和激光脉冲功率密度是影响激光冲击处理强化效果的重要工艺因素。
Overlay and laser power density are the main parameters influenced the strengthening effects.
本发明为一种以冰为约束层的激光冲击处理技术方法及其装置，可用于大规模的工业化生产。
The present invention is laser impact treating method and apparatus with ice as constraint layer and capable of being used in industrial production.
本文从激光冲击处理的机理出发，介绍了激光冲击处理过程中冲击波的形成和残余应力的产生。
In the present work, based on the mechanism of LSP, the induced Shockwave during LSP and the generation of residual stress was discussed.
大量的实验表明，经激光冲击处理后，材料受冲击区的表面质量与材料的疲劳寿命有着明显的关系。
A lot of experiments have shown that there is an obvious relation between surface qualities of specimen after laser shock-processing (LSP) and its fatigue life.
疲劳试验结果表明：约束层冲击阻抗越大，激光脉冲功率密度越高，铝合金激光冲击处理后疲劳寿命的提高越显著。
The fatigue test results show that the higher shock impedance of overlays, and the higher laser power density, the greater the increase of fatigue life of aluminum alloy.
应用交流阻抗技术检测，发现激光热冲击处理提高了覆镍深冲钢带的耐蚀性能。
The alternating current impedance was used to examine the corrosion resistance. It is found that laser thermal shock improved the corrosion-resistant of the deeply drawing steel strip with Ni-coating.
将45钢激光淬火强化处理区域再进行激光冲击强化处理。
It is studied that the hardened zones of 45 steel are processed through laser shock again, after laser quenched.
以上一系列重要结果均为首次通过试验发现，对激光冲击强化处理技术的实际工程应用具有指导性意义。
All above results are discovered through experiments first time, and have guide meaning to the practical engineering applications of LSP technique.
以上一系列重要结果均为首次通过试验发现，对激光冲击强化处理技术的实际工程应用具有指导性意义。
All above results are discovered through experiments first time, and have guide meaning to the practical engineering applications of LSP technique.
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