The blade tip crack of the high pressure turbine is repaired by using the laser welding, which can reduce effectively the repair cost and increase the economic effectiveness of the engine repair.
采用激光熔焊方法，修复了高压涡轮工作叶片叶尖裂纹，有效降低了发动机修理成本，提高了发动机修理的经济效益。
In this paper we tried to repair the abraded shafts using laser overlaying welding technology.
采用激光堆焊技术及自动送粉工艺进行了轴件修复实验。
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