instrument-flying experience仪表飞行经验
instrument-flying equipment仪表飞行设备
basic instrument flying基本仪表飞行
INSTRUMENT FLYING HANDBOOK仪表飞行手册
Attitude Instrument Flying姿态仪表飞行;靠仪表保持姿态飞行
head down instrument flying低头看仪表飞行
instrument flying skill仪表飞行技能
instrument flying area仪表飞行空域
Instrument flying rules仪器飞行
N（名词） the navigation of an aircraft by the use of instruments only 仪表飞行