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Training Tracking Scheduling System - PGOC
in NASA
Technical Training Scheduling System - USA
in NASA
132643132644
Similar to TTSS
ABV - Air Bubble Vehicle
AC - Aerodynamic Center
AC - Comptroller Office
AC - Alternating Current
AC - Assembly Complete
ACBM - Active Common Berthing Mechanism
ACC - Aft Cargo Carrier
View all in NASA