Exact solution of a statistical model for laser beam scattering from diffusing surface has been obtained, the comparison with the approximation of center of gravity has been made.
本文对激光束在漫射表面上散射的一类统计模型给出了严格解，并与“质心近似”所得结果作了比较。
As soon as you uncork a bottle, CO2 starts diffusing from the champagne into the air. But pouring it speeds up that process, by increasing surface area and turbulence.
一旦你打开酒瓶，它就从瓶中挥发并进入空气，但由于倒酒时液体与空气接触的面积扩大，再加上液体的震荡，会使得二氧化碳的释放加快。
The light guide plate has a first surface, a second surface opposite to the first one, many boundary sides and lots of diffusing units.
该导光板具一第一表面、一和该第一表面相对的第二表面、多个边侧面和许多扩散单元。
Both mufflers use the thick steel sheet as the exterior surface to prevent noise from diffusing.
消声器外表面采用厚钢板，以控制噪声的透射。
Both mufflers use the thick steel sheet as the exterior surface to prevent noise from diffusing.
消声器外表面采用厚钢板，以控制噪声的透射。
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