| Acronym | Meaning |
 | PCR | Payload CheckoutRoom |
| OFI | Operational Flight Instrumentation |
| BTU | Bus Terminal Unit |
| BP | C/PCold Plate |
| DCSU | Digital Computer Switching Unit |
| CRPL | Cosmic Ray Physics Laboratory |
| SOCC | Satellite Operations Control Center |
| GCDCS | Ground Checkout Display And Control System |
| HAL | High Order Assembly Language |
| HIV | Helium Isolation Valve |
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