receive a signal from a satellite 接收到卫星信号 receive signal strength indicator 接收信号强度指示器 ..
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卫星通信技术中的地理区域，对一特定卫星而言，指卫星的信号可以发送到的区域或可接收到卫星信号的区域。
In satellite communications, the geographical area throughout which signals may be transmitted to, or received from, a particular satellite.
一般的GPS系统在接收到几个轨道已知的卫星所发出的信号后就开始计算自己的位置。
Normal GPS devices calculate their own location from the time it takes to receive signals from several satellites with known orbits.
当它从手机网络、飞机或卫星接收到恰当信号时就会爆炸、关闭或是改变运作方式。
When it receives the right radio signal, from, say, a mobile-phone network, aircraft or satellite, the device may blow up, shut down, or work differently.
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