radio jet射电喷流
radion.收音机;无线电v.用无线电通讯
radiographic diagnosis放射照相诊断, X线片诊断
radioiodinated steroid放射性碘标记甾族化合物
radiological emergency放射应急
radiotropospheric duct对流层无线电波导
radiotherapy apparatus放射治疗仪
radio-frequency cure射频固化
radio directional beam无线电定向波束
radiographic-testing射线照相试验
radiotelephone service无线电话业务
radioluminescent watch夜光表