space navigation system

基本解释

The city district space navigation system is closely relevant to people's daily life, provides convenient guides for the traffic, and is a significant part of a city's image.
城市街區空間引導系統與人們的日常生活息息相關，爲人們的出行提供了便捷的標識引導，同時它也是城市形象的重要組成部分之一。
GPS if a new generation space satellite navigate navigation system, main purpose is to offer real-time , all-weather and global navigation service for land , sea , empty three major fields.
GPS是新一代空間衛星導航定位系統，其主要目的是爲陸、海、空三大領域提供實時、全天候和全球性的導航服務；
Two clusters of formation flying satellites with a relative angle on geosynchronous earth orbit were used to construct a space-based continuous navigation system for deep space exploration.
介紹了目前各國應用的多種地基和天基空間目標探測與識別系統，竝對各系統的性能進行了詳細的分析和縂結。