The inspection and nuclear emergency robot is an automatic equipment applied in the environment of strong radiation to replace manual inspection of nuclear facilities and emergency operation in case of nuclear leakage.Because of its high degree of automation,safety and stability,so it has been applied in the nuclear industry and related fields.In this paper,the current situation of inspection and nuclear emergency robot at home and abroad are analyzed,and the research progress of a number of key technologies are summarized,which can provide some reference for the en...