Laser quenching,laser cladding and laser surface alloying,as well as microstructure and properties were presented.The properties and research progress of intelligent coating were reviewed.

• 介绍了激光淬火,激光熔凝,激光表面合金化等材料表面改性技术及其组织和性能;综述了智能涂层的特点及研究进展。