altitude indicator

基本解释

The calibrating instrument is a working standard set for the radio altitude indicator.
该检定仪是专为无线电高度表高度量值建立的工作标准。
Under these visual conditions, the crew may not be able to look out the window and use the horizon as a sort of backup aircraft altitude indicator.
在这种视觉条件下，飞行员也许无法看清窗外，利用地平线作为飞机高度的参考。
The receiving methords under the strong interference of the direct signal of pulse compression radar altitude indicator in missile systems are discussed.
讨论强直达信号干扰下弹载脉压雷达高度表回波信号接收问题。