field level training

live-fire training (field-fire training)

depot maintenance (beyond O and I level activities, performed in an industrial-type facility) / D-level maintenance

surveyor's level (surveying level, tbc)

above field level (AFL)

field level repairable

field officer (field-grade officer / senior officer)

combat field pack, field pack

air support field pack, field pack air support, airborne / para (air support) / Pathfinder Bergen

combination field and field-off duty uniform

primary level training (PLT)

I-level training (Intermediate Maintenance)

field training

field training exercise (FTX)

field artillery reserve and training center

field artillery training camp

annual field training

combined command post and field training exercise

command post and field training exercise

on the job training (OJT) / on-the-job training

alert level

assigned flight level

barrel bore wear level

base level assessment

counter IED operational / strategic level

cross-level

division level

division-corps-joint-command level

gun’s axis inclination level

High Level Planning Group (OSCE HLPG)

High Level Steering Group

high-level strategic guidance

intelligence staff officer (brigade, battalion & armored cavalry units level) (S2)