Terms for subject Communications containing 间空

Chinese	English
卫星广播空间站	broadcasting-satellite space station
相对于自由空间的损耗	loss relative to free space
空间电波	space wave
空间波传播方式	space-wave propagation mode
空间间隔制	space-interval system
站间空闲条件	section cleared conditions in open line
自然空间辐射	natural space radiation