radionym[美]无线电民用波段者的绰号radion.收音机；无线电v.用无线电通讯radiopaque materials造影剂, 不透射线的材料radio proximity fuse无线电近发引信radiofrequency torch射频炬radioenzymatic assay放射酶学测定radiometric sampling放射取样法radiophototelegraphy无线电传真电报学radio frequency card射频卡radiofrequency stage射频级radiolocation serice[电] 无线电定电服务radio frequency trap射频陷波器