分析结果为各种过渡波导的选用提供了参考。
The results provide a useful reference for selecting the tapered transitional waveguides.
因而应根据过渡波导是宽端口输入还是窄端口输入来选用过渡波导。
So the selective of the transitional waveguides should be decided according to the large port or the narrow port as the input port.
基于光束传播法，对几种只沿纵向变化的锥形过渡波导的传输特性进行了分析。
The propagation characteristics of several kinds of laterally tapered transitional waveguides are analyzed using the beam propagation method(BPM).
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