contemporary operational environment / contemporary operating environment (COE)

common operating environment (COE)

operational environment (OE) (obsolete, see `operating environment`)

centre of excellence (COE)

contingent-owned equipment (COE)

operating environment (OE)

battlefield operating system (BOS)

buffer and operating-rod group

deployment operating base

emergency fleet operating base

forward operating base (FOB)

ground operating equipment

missile operating area

naval base; naval operating base

naval operating base (fixed or temporary)

operating forces

operating forces of the Navy

operating frequency

operating mechanism

operating principle

operating procedures

operating rod assembly

operating rod group

operating speed

operating stocks; working stock

operating tempo (OPTEMPO)

standard operating procedure(s) (SOP)

standing operating procedure (SOP)

traffic operating center

VERTREP operating area (VOA)

main operating base

Signal Operating Instructions (SOI)

Standard Operating Procedures (SOPs)