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短语

instrument approach

[‘ɪnstrəmənt ə’preutʃ]
航空, 加拿大 procédure d’approche aux instruments
运输, 航空 approche aux instruments
 英语 词库
instrument approach [‘ɪnstrəmənt ə’preutʃ]
航空, 加拿大 A series of predetermined manoeuvres by reference to flight instruments with specified protection from obstacles from the initial approach fix, or where applicable, from the beginning of a defined arrival route to a point from which a landing can be completed and thereafter, if a landing is not completed, to a position at which holding or en route obstacle clearance criteria apply
Instrument Approach
: 28 短语, 4 学科
技术1
经济1
航空13
运输13