BackgroundRadiation shielding is crucial for ensuring the environmental safety of personnel and nuclear facilities in the nuclear industry. As it usually consumes a long time in single simulation calculation. the optimization design of radiation shielding is a classical expensive optimization problem. PurposeThis study aims to reduce the number of sampling points required in the radia... https://www.chiggate.com/3m-speedglas-9002nc-welding-helmet-fashion/