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abbreviated visual approach slope indicator
abbreviated visual approach slope indicator
avia.
简易目视进场 下滑道指示器
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system
system
gen.
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to phrases
abbreviated visual approach slope indicator
avia.
简易目视进场
进近
下滑道指示器
English thesaurus
abbreviated visual approach slope indicator
avia., amer.
A visual glide slope indicator
VGSI
consisting of only two light units normally situated on the left side of the runway, one upwind and one downwind, and indicating that the aircraft is on slope if the upwind unit shows red and the downwind unit shows white, too high if both units show white, and too low if both units show red
Abbreviated Visual Approach Slope Indicator
abbr., scottish
AVASI
abbreviated visual approach slope indicator system
:
4 phrases
in 1 subject
Aviation
4
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