This paper discussed the dependence of the characteristic value of characteristic equation on frequency for the given precise characteristic equations of plasma cylindrical waveguides.
通过给出的等离子体圆柱波导的精确特征方程，讨论了特征方程的特征值对频率的依赖。
2
In this paper we describe the eigen-function expansion for the boundary value problems of electromagnetic theory of cylindrical grating.
本文介绍利用本征函数展开处理圆拄面光栅电磁理论的边值问题。
3
The stiffness of the polar axis' hydrostatic oil pads system in three directions was represented by the stiffness value of a single oil pad in two types of cylindrical and spherical journal.