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instrument landing system
econ., transp., avia.	sistema de aterragem com instrumentos; sistema de aterragem por instrumento; sistema de aterragem por instrumentos
English thesaurus
instrument landing system
avia., Canada	A radionavigation precision-approach system that provides aircraft with horizontal and vertical guidance just before and during landing and that, at certain fixed points, indicates the distance to the reference point of landing
Instrument Landing Systems
aeron., abbr.	ILS
Instrument Landing System
el., abbr.	ILM

instrument landing system: 4 phrases in 3 subjects

Communications	1
General	1
Transport	2