遭遇战是指交战双方处于行军状态时突然战斗。遭遇战还可以分为预期遭遇战斗和不预期遭遇战斗。由于此时双方彼此不了解，很难侦察，而且也没有作战计划和部署，这时就需要军事长官指挥更迅速、更机敏、更果决。[1][2] 非遭遇战的情况则是一方预先占领阵地，然后等待对方前来进攻。[3]
参考文献
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