提出了极化散射矩阵总功率、极化熵、相似性参数的组合表达式。
In this paper, a combined expression is introduced from the span of a scattering matrix, polarimetric entropy and similarity parameters.
研究复杂组合体目标后向散射场问题，并对射线跟踪法的典型算法进行改进，以提高计算精度和运算速度。
The radar cross section (RCS) of complex combination objects is studied and the typical algorithm of shooting and bouncing ray (SBR) is improved to enhance the speed and accuracy of computation.
利用原子散射因子数据，对常用X射线组合透镜材料在高能X射线波段的光学常数进行了计算，并分析了组合透镜设计中的材料选择问题。
With the data of atom scattering factors, optical constants of some useful material for X-ray compound lens in high-energy X-ray waveband were calculated.
通过计算机模拟，我们能够预测自然光线反射量以及反射板的散射情况，参照阿拉伯式花纹样式来组合反射板的形状。
Guided by computer simulations, we could predict the amount of skylight reflected and diffused by a reflection panel that shares its shape with the arabesque patterns.
研究复杂组合体目标后向散射场问题，并对射线跟踪法的典型算法进行改进，以提高计算精度和运算速度。
Methods the method of shooting and bouncing rays was used to calculate the RCS and stokes theorem was used to improve the arithmetic.
研究复杂组合体目标后向散射场问题，并对射线跟踪法的典型算法进行改进，以提高计算精度和运算速度。
Methods the method of shooting and bouncing rays was used to calculate the RCS and stokes theorem was used to improve the arithmetic.
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