... 反射比轮廓 reflectance profile 反射波束 reflected beam 反射二进码 reflected binary code ...
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一个原因是被用来追踪雷暴的雷达只可以发现大气中凝结成云或雨滴的水，因为水能以这样的形态反射波束。
One reason is that radars used to track storms can detect water in the atmosphere only once it has condensed into clouds or raindrops, and thus reflects the beam.
通常雷达采用大型天线以产生狭窄波束，其方法基本上与探照灯反射镜相似。
Radar sets generally employ large antennas to produce narrow beams in much the same way as a search-light reflector.
城墙很容易被雷达探测到，因为城墙的竖直光滑的平面提供了一个反射雷达波束的突出表面。
The wall is easily detected from space by radar because its steep, smooth sides provide a prominent surface for reflection of the radar beam.
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