高斯射线束方法相对于高斯波束方法的改进在于它使用了一个简单的经验公式来计算声束宽度。
The Gaussian ray bundle is similar to Gaussian beam, except that it uses a simpler method to arrive at the width of the Gaussian.
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.
对余割波束天线的检测方法进行了较深入的探讨。
The inspection method of cosecant beam antenna is discussed in depth in this paper.
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