首先推导出波导探针输入阻抗的一般变分表达式。
A general expression of incident impedance of probe in waveguide is deduced first.
文中对定义波导特性阻抗的原则与方法作了新的分析，给出了矩形波导特性阻抗的合理定义，并将特性阻抗概念应用于远程圆波导。
The article presents new analysis of the principle and method used to define waveguide characteristic impedance and gives a reasonable definition of rectangular waveguide characteristic impedance.
正交模转换器采用方波导阶梯阻抗匹配与波导缝隙耦合的设计思想。
The ortho-mode transducer adopts the design idea of square waveguide stepped impedance matching and waveguide slot coupling.
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