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OIU
means Operator Interface Unit in
Military
Similar to OIU
2LT
- Second Lieutenant
2M
- Micro Miniature
2W
- 2-Wire
3-D
- Three-Dimensional
3-DOF
- Three Degree Of Freedom
30 FAR
- 30th Field Artillery Regiment
36RQF
- 36th Rescue Flight
View all in Military