对轰炸机的护送随着自由猎杀和地面攻击任务而变化。
The escorting of bomber units changes with free hunting and ground attack missions.
论文最后研究了预测制导方法在高速再入飞行器攻击地面固定目标任务中的应用问题。
A predictive guidance method for reentry vehicle in the case of attacking the stationary target on the surface is also investigated.
历史上，这些飞机都是可以执行多种任务的，既可以参加空战，也可以携带重武器去攻击地面和海面目标。
Historically these aircraft were universal machines, capable of both establishing air superiority and carrying out powerful strikes on ground targets and enemy fleets.
历史上，这些飞机都是可以执行多种任务的，既可以参加空战，也可以携带重武器去攻击地面和海面目标。
Historically these aircraft were universal machines, capable of both establishing air superiority and carrying out powerful strikes on ground targets and enemy fleets.
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