зона / район дійсного ураження
effective beaten zone
beaten ground area
beaten
beaten ground
beaten ground space
beaten track
beaten zone
flat beaten zone
repeatedly beaten in battles
effective area
effective disease area
effective echoing area
effective landing area
area of war/war area
potential danger area (trouble area)
hazard area / hazardous area
killing area / kill area
open area danger area
effective and efficient
effective casualty(-producing) radius
effective date (E-Date)
effective fire
effective rate of fire
high volume of effective fire
maximum effective range
minimal effective dose
zone of effective fire
effective field of fire
effective depth of fire
effective fire depth
central effective zone
create an effective basis for recruiting