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landing aids
avia. 着陆导航设备
space 着陆辅助设备
landing aid [lændɪŋ ‘eɪd]
archit. 着陆辅助设备
skydive. 降落辅助设备
 English thesaurus
landing aid [lændɪŋ ‘eɪd]
USA Any illuminating light, radio beacon, radar device, communicating device, or any system of such devices for aiding aircraft in an approach and landing (JP 3-04)
landing aids
: 20 phrases in 7 subjects
Air defense2
Aviation8
Electronics2
General2
Space4
Technology1
United States1