CFSTI means Clearinghouse for Scientific and Technical Information
now NTIS in
NASA
Similar to CFSTI
AC - Alternating Current
AC - Assembly Complete
ACBM - Active Common Berthing Mechanism
ACC - Aft Cargo Carrier
ACCA - Automatic Cloud Cover Assessment
ACCMS - Advanced Checkout, Control, and Maintenance System
ACCS - Advanced Checkout and Control System
View all in NASA