| Acronym | Meaning |
 | EC | Engine Cutoff |
| PCCP | Preliminary Contract Change ProPosal |
| IPS | International Rendezvous |
| TX/RX | Transmitter/Receiver |
| CPC | Characteristics Properties Code |
| FRJD | Forward Reaction Jet Driver |
| MCU | Mission Control Unit |
| M | LcsManagement Information And Control System |
| RVDT | Rotary Variable Differential Transducer |
| SOW | Subdivision Of Work |
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