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。

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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。

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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.

用单油垫的油膜刚度值来表示柱面和球面轴颈两种极轴静压支承系统三个方向的刚度。

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