| Acronym | Meaning |
 | WA | Work Authorization |
| PDRS | Payload Deployment And Retrieval System |
| MPB | Maintenance Parts Breakdown |
| GRO | Gamma Ray Observatory |
| LOLI | Limited Operational-Life Items |
| G-G | Ground-to-Ground |
| DSB | Double Side Band |
| PSA | Provisions Stowage Assembly |
| NCC | Network Control Center (GSFC) |
| MAPOLE | Magnetic Dipole Spark Transmitter |
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