Fleet Imagery Support Terminal
Fire Support Team
First Integrated System Test
Fleet Imagery Satellite Terminal
Feasible Under Ideal Conditions Creati…
Fighting Infantry Soldier Technology
Financial Institutions Study Team
fistula
Forced Ignition and Spread Test
ForschungsInstitut für Rechnerarchitek…
Forward Integrated Support Team
Free Image Search Tool
Full Integral Simulation Test
Full-Crew Integrated Trainer
fully integrated systems test
Future Integrated Soldier Technology
Future Integrated Support Team
Fellow, Institute of Science and Techn…
Final Integrated System Test
Functional Integrated System Test