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TRG Technical Review Group
TRG Training *
TRK Track *
TRL Transition Level
TRM Team Resource Management *
TRMTFII Team Resource Management Task Force II
TROL Tapeless, Rotorless On Line
TRP Thrust Rating Panel
TRR Test Readiness Review (MAS - ODS)
TRSB Time Reference Scanning Beam
TRUST Terminal Routes Using Speed-Control Techniques (MITRE, CAASD)
TRY/PFL Try Input of Planned Flight Level
TS Track Server (MADAP)
TS Trajectory System
TS Transport Service User *
TS Test Specification (ODS)
TS Technical Supplement
TS Technical Specification
TSA Temporary Segregated Area *
TSAP Transport Service Access Point *
TSCU Tower Support CWP Unit
TSD Time Sequence Diagram *
TSD Traffic Situation Display (FREER)
TSDD Test Synthetic Dynamic Display
TSDF Time Slot Duty Factor
TSDG Technical and System Development Group
TSE Total System Error *
TSEA Track Systematic Error Analysis
TSG Training Sub-Group
TSGE Tri-Service Group on Communications and Electronics (NATO)
TSIKADA Russian four-satellite civil navigation system.
TSIKADAM Russian six-satellite military navigation system.
Tsimul Team Simulation
TSO Technical Service/Standard Order
TSO Time Sharing Option
TSP HRS Training Sub-Programme (EATMP)
TSr Track Swap Rate
TSR Terminal Surveillance Radar
TSRV Transport System Research Vehicle
TSS Target Software Server
TSS Traffic Sub-System
TST Test
TST Trajectory Support Tool
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TSU Technical Support Unit
TTA Track Time-based Analysis
TTA Tactical Training Area
TTC Telemetry and Telecommand Centre
TTF Total Flights
TTL Time To Live
TTL Transistor-Transistor Logic
TTL Transistor-Transistor Logic