一、概述近年来,随着中国民用航空业的高速发展,导航、监视、通信设备规模不断加大,三大区管中心也陆续建成,构成了空管保障的基础,也是高质量空管服务的基本保证。同时,这些基础设施变得日益 I. Overview In recent years, with the rapid development of China's civil aviation industry, the scale of navigation, surveillance and communications equipment has continued to increase. The three regional control centers have also been built one after another, forming the basis for the guarantee of air traffic control and the high-quality air traffic control service The basic guarantee. At the same time, these infrastructures are becoming more and more important