在20世纪40年代，空中交通管制中心能够而且确实利用了第二次世界大战中新研制的雷达和改进的无线电通讯，但是这个系统还处于初级阶段。
In the 1940s, ATC centres could and did take advantage of the newly developed radar and improved radio communication brought about by the Second World War, but the system remained rudimentary.
每个航线管理中心负责本区域内除枢纽雷达管制区和地方机场领空外的所有分区的空中交通管制。
Each ARTCC manages traffic within all sectors of its center except for TRACON airspace and local-airport airspace.
空中交通管制（ATC）中心系统的效能变化，直接影响到管制员的工作负荷和管制中心所辖空域的交通容量，是ATC系统的关键运行指标。
The system effectiveness of an air traffic control (ATC) center and its variation directly affect the workload of a controller and the capacity of the airspace controlled by the ATC center.
机场管制塔台(ATCT)-有正规航班的每一个机场都有空中交通管制塔台，即地面指挥控制中心。
Air traffic control tower (ATCT) - An ATCT is located at every airport that has regularly scheduled flights.
机场管制塔台(ATCT)-有正规航班的每一个机场都有空中交通管制塔台，即地面指挥控制中心。
Air traffic control tower (ATCT) - An ATCT is located at every airport that has regularly scheduled flights.
应用推荐