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从激光多道搭接熔覆熔覆层组织结构特点、温度场变化,多道搭接率分析、不同粉末与基材熔覆以及熔覆层裂纹形成原因及控制等方面综述了激光多道搭接熔覆研究现状,提出了激光多道搭接熔覆技术的发展趋势。
The laser multi-lap cladding cladding structure characteristics, temperature field changes, lap lap analysis, different powder and substrate cladding and the formation and control of cladding layer cracks were reviewed Then cladding research status, put forward the development trend of multi-lap laser cladding technology.