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Traffic Alert and Collision Avoidance System
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avia.
空中交通告警及防撞系统
traffic alert and collision avoidance system
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avia.
交通警告和防撞系统
el.
交通报警与防撞系统
mil., air.def.
空中交通告警与防撞系统
English thesaurus
Traffic Alert and Collision Avoidance System
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abbr.
TCAS system
(
MichaelBurov
)
abbr., avia.
TCAS
(
MichaelBurov
)
transp., abbr.
TCAS
traffic alert and collision avoidance system
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avia., Canada
A type of airborne collision avoidance system
ACAS
based on a family of airborne equipment that functions independently of the ground-based ATC system to detect potential conflicting aircraft that are equipped with secondary surveillance radar
SSR
transponders. There are three different versions: TCAS I provides traffic advisories; TCAS II provides traffic advisories and vertical resolution advisories
RA
; and TCAS IV, when developed, will provide traffic advisories and vertical and horizontal RAs.
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