The history of nuclear power plants are full of experience and lessons, major accidents such as the three mile island and chemobyl in Ukraine and fukushima in Japan. There are other small incidents, although they didn＇t cause the nuclear safety accidents, they caused the corresponding loss. How to make good use of previous experience and lessons, through effective means to avoid and reduce the various risks in the work, is an important subject of nuclear power plants. Maintenance is one of the main lines in nuclear power plant. Maintenance exp...
