It also serves as the executive arm of the Radiation Board, which is the statutory authority set up under the Radiation Ordinance (Cap.303), to control the import, export, sale, possession and use of radioactive substances and irradiating apparatus.是什么意思_It also serves as the executive arm of the Radiation Board, which is the statutory authority set up under the Radiation Ordinance (Cap.303), to control the import, export, sale, possession and use of radioactive substances and irradiating apparatus.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句