English abbreviations from trh to trl
- TRH (Trona Airport (FAA: L72))
- TRHCA (Tax Relief and Health Care Act of 2006)
- TRI (Tri-Cities Regional Airport)
- TRIAC (Triode for Alternating Current)
- TRIAD (Team Response Indians Against Defamation)
- TRIADS (Tri-Wall Aerial Distribution System)
- TRIBE (Trail Riding In Barren Environments)
- TRICK (Trendy Rugged Innovative Clever And Kool)
- TRICON (Triple Container)
- TRIGA (Teaching Research Isotope General Atomics)
- TRIGAT (Third Generation Antitank (missile))
- TRIGS (TR1 (Tactical Reconnaissance 1 aircraft) Ground Station)
- TRIM (TRansport of Ions in Matter)
- TRIO (Tranforming Rural Instructional Opportunities)
- TRIP (Trip Condition Log)
- TRIPP (Theater Rapid Response Intel Package)
- Trish (Patricia)
- TRITAC (Tribal Child Care Technical Assistance Center)
- TRI-TAC (Tri-Service Tactical Communications Program)
- TRIX (Template Resolution In Xml)
- TRIXS (Tactical Reconnaissance Intelligence Exchange Service)
- TRJ (TranRunJ scheduling package)
- TRK (Track)
- TRKSUP (Track Supervisor)
- TRL (Technology readiness level)
