为真皮骨质角，分叉，多数为雄性具有，每年脱换一次，如鹿角。
微分散射截面的变化主要依赖于相对介电常数实部、虚部数值较大的一方，并且随粒子取向角的增大而增大。
The variation of DSCS depends on the larger part between real part and imaginary part of dielectric coefficient. The DSCS and azimuth angle are in proportional relation.
像榛子树、 榛实树和黄角树这类坚果树，只需在早晨接受足够的光照便能保证丰产。
Nut trees such as filbert, hazelnut and yellow horn produce well with only sun in the morning.
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。
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.
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