采用光束的二阶强度矩的方法讨论三维像散光束的光束特性。
The characteristics of three dimensional astigmatic beams were discussed by using their second order intensity moments.
在边界强度直方图中，采用基于矩阈值选取的方法寻找最佳阈值。
In the edge strength histogram, based-moment threshold selection is used to decide the threshold.
激光诱导荧光强度是光碎片分子初始态多极矩、线强度因子和解离—激发几何因子的函数。
The LIF intensity is a function of the initial molecular state multipoles, the line strength factor and the dissociation excitation geometrical factor.
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