历次战争中自相残杀的事件屡见不鲜。海湾战争期间的误伤率已从过去战争中的15％上升到24％。今年4月14日,在并不是处于敌我双方对峙的情况下,美军两架直升机被已方两架战斗机击毁,使美国当局感到震惊。美国总统克林顿要求进行迅速而透明的调查。美国国防部长佩里认为,这需要几个星期的时间。不管怎样,这一事件将促使各国军方为寻找一种 Frequent fratricidal incidents in the previous wars are not uncommon. The accidental injury rate during the Gulf War has risen from 15% of the previous war to 24%. On April 14 this year, the U.S. authorities were shocked that two U.S. fighter helicopters were destroyed by the two fighters already on the sidelines, not under the stand-off between the enemy and ourselves. U.S. President Clinton called for a prompt and transparent investigation. U.S. Secretary of Defense Perry believes it will take several weeks. In any event, this incident will prompt all military forces to find one