| Acronym | Meaning |
![](file.png) | HFC | Heat Flow And Convection |
![](file.png) | MEE | Mission Essential Equipment |
![](file.png) | PA | Pad Abort |
![](file.png) | NBS | National Bureau Of Standards |
![](file.png) | OTDA | Office Of Tracking And Data Acquisition (now OSTDS) |
![](file.png) | SC | Surface Command |
![](file.png) | SMG | SPaceflight Meteorology Group |
![](file.png) | MA | Mike Amplifier |
![](file.png) | DPP | Data Processing Software System |
![](file.png) | SMCS | Separation Monitor And Control System |