air : commander > aerodrome locating beacon
Contents
No. 1
  导航台
  navigation station
  确定飞机的位置并引导飞机按预定航线飞行的地面台站。利用无线电波的传播特性可测定飞行的导航参量(方位、距离和速度),算出与规定航线的偏差,由驾驶员或自动驾驶仪操纵飞行器消除偏差以保持正确航线。飞行导航系统的种类甚多(见飞机导航系统)。导航台安装的是无线电导航系统中的地面部分,它与飞机的导航设备共同组成导航系列 。例如,用无线电导航测角系统,飞机能测到地面导航台发来的无线电波的方向,飞机同时测到两个导航台的方向后,在地图上以两个导航台为两个基点,两条指示方向的直线的交点即是飞机所在的位置。又如,用无线电导航测距系统,飞机能同时测到与两个导航台之间的距离,则以两个导航台为圆心并分别以相应距离为半径的两个圆的交点之一就是飞机的位置。
百科大全
  daohangtai
  导航台
  navigation station
  见无线电导航。
English Expression
  1. n.:  aerodrome locating beacon,  guidance range station,  non-direction beacon
Containing Phrases
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Xuanzhou district xuanjing road commander Aerodrome locating beacon Front antrum