网络释义专业释义英英释义
※ 仪器飞行规则(instrument flight rules, IFR)：航空器驾驶员根据仪器操纵飞行之规则。 (1) 起飞前须填具飞行计画(flight plan)，并获...
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IFR Instrument Flight Rules 仪表飞行规则
instrument-flight rules 仪表飞行规则
route instrument flight rules altitude 最低航路仪器飞行高度
Instrument flight rules
- abstract: Instrument flight rules (IFR) is one of two sets of regulations governing all aspects of civil aviation aircraft operations; the other is visual flight rules (VFR).
以上来源于: WordNet
双语例句权威例句
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A civil aircraft performing instrument flight shall observe instrument flight rules.
进行仪表飞行的民用航空器，应当遵守仪表飞行规则。
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Several business aircraft, regional jets and helicopters certified for instrument flight rules are included in this certification.
这次论证包括根据仪器飞行规则所鉴定的几架商业飞机、地域性飞机和直升机。
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The Shaanxi Y-8 twin-turboprop, reverse-engineered from the Antonov An-12, is the platform for the development of airborne early warning, electronic intelligence and instrument flight rules aircraft.
陕西Y-8双涡轮旋浆飞机，安托诺夫An-12反工程版，成为预警机平台，电子情报和仪器飞航规则飞机。
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