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A radio receiver and directional antenna used as a system to determine the angular direction of incoming radio signals.
中文意思:
无线方向探测器一种无线电接收和指向天线系统,用来确定收到的无线电信号的角方向


以下为相关句子列表(点击查看,可以看对应的解释):
A radio announcer's voice is his.电台播音员的声音就是他的饭票。
A radio antenna converts electric currents and voltages created by a transmitter into electromagnetic waves that radiate into space.无线电天线会把发射器产生的电流与电压转变成电磁波,然后以辐射方式在空中传播。
A radio galaxy is related to, but appears larger than, a quasar.一个射电星系与之有关,但是它比类星体要大。
A radio is an accessory to a car.收音机是汽车的附件。
A radio or television network.无线电网或电视网
A radio receiver and directional antenna used as a system to determine the angular direction of incoming radio signals.无线方向探测器一种无线电接收和指向天线系统,用来确定收到的无线电信号的角方向
A radio signal tells the pilot of an airplane when his plane is off the beam.飞机脱离航道时,会有一个无线电信号告诉驾驶员。
A radio signal travels very quickly.无线电信号传播得很快。
A radio telescope's beam depends on the diameter of its dish; the bigger the dish, the narrower the beam.射电望远镜的光束依赖于抛物面直径的大小:抛物面越大,光束越窄。
A radio, AM or FM - you can also use your hifi.一个收音机,调幅或调频都行-你也可以使用你的音响系统。
A radioactive compound used in radiotherapy or diagnosis.放射性药剂一种用于放射性治疗或诊断的放射性化合物
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