航向偏离指示器航向指示器  course indicator; Ci

目测指示器  visual indicator; sight indicator

指示器目测玻璃窗  indicator sight glass window

探测器指示器检波器  detector

船首标志航向指示器船首线标志  heading marker

方位偏差指示器航向偏离指示器  bearing deviation indicator

飞行航向指示器  pilot direction indicator

固定航向指示器  fixed-course detector

航向指示器  heading marker; heading indicator; pilot director; course director

航向指示器开关  heading marker switch

水平航向指示器  horizon flight-direction indicator

真航向指示器  true bearing unit

表示器指示器  indicator

指示器指示符  indicator

指示器指示剂  indicator

目测指示  visual indication

单向测向器  unidirectional direction finder

低速感测指示器  low-airspeed sensing and indicating equipment (LASSIE

观测指示器  sight indicator