reference environment conditions

contemporary operational environment / contemporary operating environment (COE)

reference conditions

reference friction conditions

attitude-and-heading reference system / attitude and heading reference system (AHRS)

ambient conditions

chemical and biological conditions

conditions of reduced visibility

favorable conditions

physiographic conditions

simulated combat conditions

supervise the observation of armistice conditions

tactical conditions

firing conditions

meteorological conditions of fire

under nonnuclear conditions

under nuclear conditions

ditching conditions

ever-changing conditions

mission abort conditions

actual conditions meteorological report

ballistic and atmospheric conditions

accident conditions

bad weather conditions

Cauchy-Riemann conditions

landing conditions

visibility reduced conditions

visual meteorological conditions (VMC)

adverse conditions

atmospheric conditions

environmental conditions

wind conditions

working conditions