It is the focus to get eigen equation of all kinds cross section waveguide in guide wave optics.

求解各类截面波导的本征方程，一直是导波光学研究的焦点问题。

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If you can contribute to a guide translation, the best way to do it is to add new, translated pages on-wiki or edit existing ones. You can also work on translations in Wave itself.

如果您能对本指南的翻译有所贡献，那最佳方式就是在维基上加入新的翻译页面或编辑现有页面。

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The entire length of the tower is equipped with a feeder (a coaxial wave-guide) through which signals are transmitted from the transmitter to the antenna on the spire.

信号传输线(一个同轴波导管)贯穿整个塔身，通过它，信号从传输器运送到塔尖的天线。

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Women wave from street stalls adorned with pictures stolen from the pages of Lonely Planet, the popular backpacker guide.

CNN: Stops and Starts