| Acronym | Meaning |
![](file.png) | MTBMA | Mean Time Between Maintenance Action |
![](file.png) | OBT | On Board Training |
![](file.png) | ST | Software Test |
![](file.png) | BGCTT | Battle Group Commander's Team Training |
![](file.png) | CTDA | Cockpit Thrust Drive Actuator |
![](file.png) | NTDS | Navy Technical Data System |
![](file.png) | CSS | Consolidated Support System |
![](file.png) | YFRT | Covered Lighter (range Tender) (self-propelled) (misc) |
![](file.png) | BAFO | Best And Final Offer |
![](file.png) | ENV | Envelope |