短語詞組短語misusing radioactive rays 濫用放射線罪radioactive rays ionization 放射線電離sensitivity to radioactive rays 放射線敏感性utlization rate of radioactive rays 射線利用率shielding door for radioactive rays 放射線防護(hù)門biological effect of radioactive rays 放射線的生物學(xué)作用 返回 radioactive rays