It is the focus to get eigen equation of all kinds cross section waveguide in guidewave 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。
2
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。
3
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.