radio transmission range radio transmitter radio-transmitting set radiotronics radio tube radio valve radio vector radio wave radio-wave attenuation radio-wave propagation radio-wave scattering radium radium age radium-beam unit radium clock radium series radius gauge radix radix complement radix-minus-one complement |
radio transmission range обсег на действие на радиопредавател Търсената дума е намерена |