| Acronym | Meaning |
 | RRT | Rendezvous Radar Transducer |
| PRD | PersonalRadiation Dosimeter |
| TPC | Telemetry Preprocessor Computer |
| ERSI | Elastomeric Reusable Surface Insulation |
| THDS | Time Homogeneous DataSet |
| OD | Operational Downlink/Downlist |
| GCTS | Ground Communication(s) Tracking System |
| PACAS | Personnel Access Control Accountability System |
| NH | NNH Nominal Heig4t (Adjust Maneuver) |
| W | Window |
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