| 释义 |
1 ?射频电视信号 ... radio urgency signal 无线电紧急信号 radio television signal 射频电视信号 RFSIG Radio Frequency Signal 射频信号 ...
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In fact, due to their lower frequency, at similar RF exposure levels, the body absorbs up to five times more of the signal from FM radio and television than from base stations. 事实上，由于频率较低，在射频接触水平相同的情况下，人体从调频收音机和电视吸收的信号比从基台吸收的信号要多四倍。 - 2
To ensure radio, television, movies, sound signal transmission of high-quality broadcast. 从而保证广播、电视、电影的声音信号进行高质量的传送、播出。 - 3
The radio and television signal emission facilities, including antenna, feeder links, tower masts (poles), ground network, satellite transmitting antenna as well as the auxiliary equipments thereof; 广播电视信号发射设施，包括天线、馈线、塔桅（杆）、地网、卫星发射天线及其附属设备等；
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