The combat capability of these anti-helicopter weapons had been doubled in recent years and they could be used against all types of helicopters, Zahedi said.
这些反直升机武器的战斗力在近些年来增长了两倍，并且它们可能用于抵御任何种类的直升机。
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Tracking target by using anti-helicopter mine (AHM) is actually the bearing-only measurement because precision of range detected by passive acoustic measurement cant satisfy the need of tracking.
This paper has been analyzed calculating methods of shot elements about antihelicopter intelligent mine weapon system by proceeding from modern fire control theory.