国家保持强大的现代化国防和军事威慑手段的一条重要途径就是要具备现代化的训练和演练水平。现代战争科技水平越来越高,综合性越来越强,耗资越来越巨大,提高军队的训练水平成为各国急需解决的问题。但进行实战训练耗资巨大,并且受到空域 An important way for the country to maintain its powerful modern means of national defense and military deterrence is to have a modernized level of training and rehearsal. The technology level of modern warfare is getting higher and higher, the comprehensiveness is getting stronger and stronger, the cost is getting greater and greater, and raising the training level of the armed forces has become an urgent issue that all countries need to solve. However, actual combat training is costly and subject to airspace