internal radiation meaning in English

内放射
内照辐射
内照射
体内辐射

The research advances in internal radiation monitoring technique
内照射监测技术研究进展
Radioisotope laboratories - part 2 : internal radiation protection rules
放射性同位素实验室.内部射线防护规则
Radioisotope laboratories - part 2 : internal radiation protection rules ; examples for application and comments
放射性同位素实验室.第2部分:内部射线防护原则.应用
Radionuclide laboratories ; principles for the establishment of internal radiation protection rules ; guidance notes on shielding of gamma - and beta - radiation
放射性核素实验室.内部射线防护规则的制定原则.第2 b