| Acronym | Meaning |
| MIPR | Military Intergovernmental Purchase Request |
| SA | Single Access |
| LCA | Load Controller (Control) Assembly |
| PMP | Performance Management Package |
| PCP | Project Change Proposal |
| RSS | Reactants Supply System |
| PRC | People'sRepublic Of China (Payload) |
| L&L | Launch And Landing |
| GSO | Ground Support Operations |
| P | Primary |