1·The third-order nonlinear susceptibilities of the plasma are derived analytically and the condition to satisfy the phase matching is discussed.
文中解析地导出此情况下等离子体介质的三阶非线性极化率,并讨论其位相匹配条件。
2·The structure of the fuzzy controller is analytically analyzed and related to the PD controller.
该模糊控制器的结构被解析地分析并与PD控制器相联系。
3·Global distribution of electric potential, fields and currents in the atmosphere are calculated analytically under a given ionospheric electric potential distribution.
本文在已知电离层电位分布下,解析地计算了大气电位,电场和电流强度的全球分布。