| Acronym | Meaning |
| M | ECCA Master Electrical Common Connector Assembly |
| INSTRUM | Instrumentation Subsystem |
| MICIS | Material Information Control And Information System |
| VDC | Volts |
| PSIA | Pound Per Square Inch Absolute |
| RBC | Rotating Beam Ceilometer |
| NOC | Notation Of Content |
| EMN | Engineering Management Network |
| PALS | Photo Area And Location SYstem |
| MP | Measuring Point |