| Abbreviation | Definition |
|---|---|
| RRTE | Refractive Radiative Transfer Equation |
| RRTE | Round Robin Timing Exchange |
| RRTF | Rapid Reaction Task Force |
| RRTF | Recombinant Rabbit Tissue Factor |
| RRTF | Recovery and Renewal Task Force |
| RRTF | Recovery Readiness Task Force |
| RRTF | Regulatory Reform Task Force |
| RRTF | Regulatory Reform Task Forces |
| RRTF | Repetition Rate Transfer Functions |
| RRTF | Return and Reconstruction Task Force |
| RRTF | Revision Request Task Force |
| RRTP | Replacement Rule Theorem Prover |
| RRTR | Rapid Real Time Review |
| RRTR | Rapid Response Tactical Router |
| RRTR | Rencana Rinci Tata Ruang |
| RRTR | resin to resin transfer reaction |
| RRTR | resin to resin transfer reactions |
| RRTR | Rolling Resistance Test Rig |
| RRTR | Round Robin Test Reports |
| RRTR | Rush River Trail Riders |