Before transistors appeared , large and heavy vacuum tubes were used in all radio sets 晶体管出现之前,所有收音机都用又大又重的真空管
You can ' t expect the reception to be clear unless the radio set is properly tuned it 如果不把收音机调好，你不可能指望收到清晰的播音。
Kit includes ignition lock remover , radio set remover , and instrument cluster removing hooks 用途：拆卸表扳音响打火锁头等，请看参考图片。
A technician of a motor car company was sentenced to serve a 12 months probation order for stealing a defective car radio set , and inciting a colleague to steal some defective radios and cd players 一名汽车公司技工，窃取一部已损坏的汽车收音机，又煽惑同事偷取其他已损坏的收音机和光碟机，被判须履行感化令十二个月。
This product usesthe fm radio set code decoding system , has the ultra strongantijamming ability and the extremely low power loss , the reactionrate is keen , the highest synchronous speed amounts to for 1 1 , 000second , can satisfy photographic camera of each kind of type shuttersynchronized flash photography request 该产品采用调频无线电编码解码系统，有超强的抗干扰能力和极低的功耗，反应速度灵敏，最高同步速度达1 1000秒，能满足各种类型快门之照相机的同步闪光拍摄要求。
Abstract : applied the principle of electromagnetic interference prediction , interference multi - predictions are made to solve the frequency spectrum administration in accordance with collective using radio sets in integrated communication command system . this paper obtains the frequency interval between radio sets making sure the electromagnetic compatibility 文摘:应用电磁干扰预测的原理，针对一体化通信指挥系统中，多部电台集中使用所带来的频率管理问题，进行了干扰多级预测，得出了保证电磁兼容性系统各电台之间应满足的频率间隔，提出了通信网中通信频率方案。
