| Acronym | Meaning |
![](file.png) | TBI | Through-Bulkhead Initiator |
![](file.png) | CL | Centerline |
![](file.png) | MEP | Management Engineering Program |
![](file.png) | T. | B.Toggle Buffer |
![](file.png) | GCU | Generator Control Unit |
![](file.png) | MGSE | Mechanical Ground Support Equipment |
![](file.png) | SF | Star Field |
![](file.png) | BLV | Bleed Valve |
![](file.png) | SDSS | Space Division Shuttle Simulator |
![](file.png) | TWT | Trisonic Wind Tunnel (Rockwell) |