扇形物 fan
- 天刚亮,我就从一片冲积扇区(峡谷山口的扇形沉积物)处开始了旅程,进入了卡顿·伍德山脉中的一个无名峡谷。
At first light, I started my trek up an alluvial fan into an unnamed canyon in the Cottonwood Mountains. - 北海市区广泛分布较厚的第四纪松散沉积物,地貌上为似扇形准平原。
Quaternary loose and thicker deposits are widespread in Beihaitown, forming a fan-shaped peneplain in geomorphology. - 由此而得到的平面反射器可作为抛物柱面反射器的替代物来构成扇形波束天线。
When it is used as a reflector, it gives an alternative to parabolic cylinder reflector in application on fan-beam antenna.
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