锥形开口
The incline rectangular aperture antenna is one whose opening is tapered only on both narrow sides of a rectangular waveguide, placed on a perfectly infinite conducting plane, excited by the dominant H 10 mode in the rectangular waveguide.
矩形斜口面天线是把矩形波导管两个窄边同时渐削,宽边尺寸保持不变而形成的开口,口面位于无限大完全导电平面上,被矩形波导中主模H10模激励。
The opposite end is tapered to a small opening that is threaded to accommodate the installation of a valve.
另一端是锥形开口,车有螺纹,以便安装阀门。
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