Secondly, this thesis investigates the designing methods for VOR/DME-based area navigation flight procedure (RNAV FP).
其次，研究了基于VOR/DME导航台的区域导航飞行程序的设计方法；
FMS whose key questions are generation and realization of optimum flight trajectories are synthesized by area navigation systems and performance management systems.
飞行管理系统是区域导航系统和性能管理系统的高度综合，其核心问题就是优化飞行轨迹的生成和实现。
The accuracy of ionospheric delay correction is an important factor that affects the positioning precision in the applications of GPS in wide area, local area navigation systems and RTK.
在GPS的广域、局域增强导航系统和rtk的应用中，电离层延迟改正的准确度都是决定测量定位结果能否达到精度要求的重要因素。
The accuracy of ionospheric delay correction is an important factor that affects the positioning precision in the applications of GPS in wide area, local area navigation systems and RTK.
在GPS的广域、局域增强导航系统和rtk的应用中，电离层延迟改正的准确度都是决定测量定位结果能否达到精度要求的重要因素。
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