The calculating method given in this paper USES only the secondorder distribution of the random process, not involving the simultaneous distribution of X (t) and X (t).
本文介绍的一种计算方法只用到随机过程的二阶分布而不涉及(t)与x (t)的联合分布。
2
The physical process of diffraction by planar gratings'is analysed, based on the generalized second-order coupled-wave theory.
本文从推广的二阶耦合波理论出发，对平条纹面光栅衍射这一物理过程进行分析。
3
In this paper, the two-photon autoionization involving second-order ionization process under strong laser field is investigated.