In bathymetric survey, the record seabed image is distorted due to the angular beam width of an echo sounder.
在海洋测深过程中,回声测深仪波束角效应使记录的测深图像失真。
The direction of acoustic beam and angular width of main lobe can be changed by properly amplitude-weighting, decreasing the frequency of impulsive signal and adjusting the interval of array elements.
通过适当的幅度加权、降低激励信号的频率、调整阵元的间距等措施可以改变辐射声束的方向和辐射主瓣的角宽。
Angular resolution of a real aperture radar is limited by the beam width of the radar antenna.
一般非综合孔径雷达的方位分辨率受天线波束宽度的限制。
This paper concentrates on the problem of finding a way to obtain angular resolutions better than the beam width of real aperture radars by means of azimuth signal processing.
本文寻求一种在扫描实孔径雷达中,利用方位信号处理获得优于天线波束宽度的角分辨力的途径。
The operating distance of a laser radar system is determined on pulse energy, pulse width, beam divergence angular, atmosphere attenuation, target reflection, receiver sensitivity and so on.
激光雷达系统的作用距离由下列因素决定:脉冲能量、脉冲宽度、光束发散角、大气衰减、目标反射率和接收机灵敏度等。
The record seabed image distorted due to the angular beam-width of echo-sounder in bathymetric, especially for gibbous terrain.
在海洋测深中,由于回声测深仪波束角效应的影响,对凸形海底的测量会带来较大的失真。
The record seabed image distorted due to the angular beam-width of echo-sounder in bathymetric, especially for gibbous terrain.
在海洋测深中,由于回声测深仪波束角效应的影响,对凸形海底的测量会带来较大的失真。
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