radio echo翻译
radio echo的基本解释
读音: 美: 英:
无线电回波
例句
The idea of inflatable spacecraft is not new. The Echo I - NASA's first communication satellite - was essentially 100-foot-wide Mylar balloon that reflected radio transmissions from the ground.充气式航天器并不是什么新颖的想法,NASA的第一颗通讯卫星回声1号实际上就是一个宽30米的聚酯薄膜大气球,它是用来发射来自地面的无线电广播的。We use … used it to track potentially dangerous asteroids, sending out a strong pulse of radio waves and listening for the echo.我们通常…通常用它来跟踪有潜在危险的小天体,发出强大的无线电脉冲然后聆听回波。
Timing an echo of radio waves is the principle on which radar operates.计算无线电波 回声的时间乃是雷达运行所依据的原理。
短语
radio-echo detector 无线电回波探测器Radio-ECHO 电台回声
radio echo method 雷达 无线电回波探测法
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纠错
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