能流密度不再随时间作简谐振荡，它的振幅构成一个高斯形状的包络。
The instantaneous energy density does not oscillate with time at the harmonic form, its amplitude forms and envelope with Gaussian shape.
研究了任意形状凸粗糙物体对高斯光束的相干散射特性。
Thecoherent scattering of Gaussian beam by arbitrarily shaped convex dielectric object with rough surface is investigated.
顶角的耦合常数与实验符合得很好，顶角的形状因子基本上是一个高斯型的分布。
The coupling constants of the vertices are in good agreement with the experimental data and the form factors of the vertices are much like the Gaussian functions.
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