声发射信号 acoustic emission signal ; AE Signal
发射信号应答器 LSR
声发射信号处理器 acoustic emission signal processor
发射信号强度指示器 TSSI
发射信号测试 TX Carrier Test
声发射信号幅度 acoustic emission signal amplitude
声发射信号发生器 AE signal generator ; Acoustic emission signal generator
声发射信号持续时间 AE signal duration ; Acoustic emission signal duration
有效发射信号 effective signal radiated
潜入水中后，它们仍能从2万英尺深处发射信号。
When submerged, they're also able to emit signals from depths of 20,000 ft.
由于月球阻碍了与探测器的直接无线电通信，中国首先必须把一颗人造卫星送入月球轨道上的一个点，人造卫星可以从那里向航天器和地球发射信号。
Because the moon's body blocks direct radio communication with a probe, China first had to put a satellite in orbit above the moon in a spot where it could send signals to the spacecraft and to Earth.
这是向宇宙发射信号的开始。
This is the beginning of sending the signal to the universe.
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