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Reactor pressure vessel(RPV)is very significant in terms of nuclear plant safety.For RPV is the pressure boundary component,it can prevent widespread release of radioactivity.The integrity of RPV is one of the safety factors that limit the service life of current nuclear power plant.So considering the economy and safety,
Reactor pressure vessel (RPV) is very significant in terms of nuclear plant safety. For RPV is the pressure boundary component, it can prevent widespread release of radioactivity. The integrity of RPV is one of the safety factors that limit the service life of current nuclear power plant.So considering the economy and safety,