TTSS in NASA could mean:
Displaying 1-2 of 2 result(s).
Training Tracking Scheduling System - PGOC
in NASA
Technical Training Scheduling System - USA
in NASA




Similar to TTSS

ABS - Air Breathing System
ABS - Air Base Supply
ABT - Approximate Burn Time
ABU - Analog Back- Up
ABU - After Body Unit
ABUP - Auxiliary Back- Up Plate
ABV - Above

View all in NASA