середня видимість; середня дальність спостереження
air observed fire / air-observed fire
observed fire (OF)
observed fire procedure
observed fire fan (OF fan)
indirect observed fire
observed fire chart
observed angular height
lateral observed fire
ground-observed fire
ident observed
observed adjustment
observed fire
observed target
observed velocity
Greenwich Mean Time (GMT)
mean down time (MDT) (logistics)
mean lethal radiation dose
mean point of impact (MPI)
mean sea level
mean time between critical failure (MTBCF)
mean time between failures (MTBF) (logistics)
mean time between failures requiring overhaul
mean time between significant failures
mean takeoff weight
mean weight
mean lifetime
predicted mean life
camber of mean line
standard mean chord
first mean chord
mean aerodynamic chord
mean angular velocity of rotation