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随着工业现代化的发展，对各种机械设备零部件的表面性能要求越来越高，一些特殊工况下的零部件，往往因为表面局部损坏而导致设备的停用。为了提高零件的可靠性、延长使用寿命，国际上都在努力研究和应用各种提高零件表面性能的新技术和新工艺。高速电弧喷涂是机械零部件修复
With the development of industrial modernization, the surface performance requirements of various mechanical equipment parts are getting higher and higher. Some parts under special operating conditions often cause equipment deactivation due to the partial surface damage. In order to improve the reliability of parts and prolong the service life, many new technologies and new processes are being studied and applied all over the world to improve the surface properties of parts. High-speed arc spraying is mechanical parts repair