| Acronym | Meaning |
| AMSU | Advanced Microwave Sounding Unit |
| BPMS | Blood Pressure Measuring System |
| CL | Closed Loop Contro! Logic |
| MA | Master |
| EPS | Electrical Power System (Subsystem) |
| SEUL | Support Equipment Utilization List |
| DCIU | Digital Control And Interface Unit |
| SIES | Supervision |
| RH | Relative Humidity |
| RBL | Right Buttock Line |