flight (operating) safety

variable operating and safety level

effect on operating safety

operating flight envelope

safety and arming device / safety-and-arming device

jeopardize flight safety

certificate of safety for flight

flight safety hazard

flight safety precautions

ICAO Flight Safety and Human Factors Programme

potential hazard to flight safety

flight safety

flight restriction zone / flight restricted zone (FRZ)

battlefield operating system (BOS)

buffer and operating-rod group

common operating environment (COE)

contemporary operational environment / contemporary operating environment (COE)

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 environment (OE)

operating forces

operating forces of the Navy

operating frequency

operating mechanism

operating principle

operating procedures

operating rod assembly

operating rod group