| Acronym | Meaning |
| PTDDSS | PTD Data Selection Sheet |
| TGA | Trace Gas Analyzer |
| SAM | Shuttle Attachment ManiPulator |
| SDR | Spacelab DisPosition Record (ESA) |
| CRDP | Computer Resources Development Plan |
| FPIF | Fixed Price Incentive Fee |
| ISL/LAR | Review |
| MRL | Material Requirements List |
| DDR | Detail Design Review |
| E&D | Engineering And DeveloPment Directorate (JSC) |