油动机行程指示器
servomotor position indicator
航向与航程指示器
course and distance indicator
主航程指示器
master distance indicator
高超声速巡航飞行器
hypersonic cruise vehicle
hypersonic cruise air vehicle
Hypersonic vehicle
hypersonic cruise aircraft
高超音速巡航飞行器
hypersonic cruise vehicle
未特的指飞行器事故
Unspecified aircraft accident injuring occupant