| Acronym | Meaning |
| BDT | Block Data Transfer |
| SPD | R Software Preliminary Design Review |
| DDP | Digital Data Processing (Processor) |
| COAS | Crewman Optical Alignment Sight |
| SEB | Scientific Equipment Bay |
| OMDRI | Operations And Maintainability Data Record |
| RSO | Radiological Safety Office |
| NRM | Nonrecurring Maintenance |
| MTFO | Modular Training Field Option |
| BCWP | Budget Costs For Work Performed |