standby airspeed indicator的意思|示意

备用空速表 ... recording airspeed indicator recording 自记空速表 standby airspeed indicator 备用空速表 true airspeed indicator 真空速表 ...

备用空速指示器 ... 备用磁罗盘错误 Standby magnetic compass error 备用空速指示器 Standby airspeed indicator 备用姿态指示器 standby attitude indicator ...