毕业设计论文 外文文献翻译 中英文对照 国内外GPS发展现状.docx

Development of domestic and international GPS国外市场发展现状与趋势1.Foreign market development situation and trend 目前，以GPS为代表的卫星导航应用产业已成为当今国际公认的八At present, represented by GPS satellite navigation industry has become the internationally recognized one of the eight wireless industry. 随着技术的进步、应用需求的增加，GPS以全天候、高精度、自动化、高效率等显著特点及其所独具的定位导航、授时校频、精密测量等多方面的强大功能，已涉足众多的应用领域，使GPS成为继蜂窝移动通信和互联网之后的全球第三个IT经济新增长点。 As technology advances, the increase in applications, GPS以all-weather, high precision, automation, high efficiency, significant features and the unique positioning of navigation, timing and frequency calibration, precision measurement, and many other great features, has been involved in numerous application areas, so GPS become the cellular mobile communication and Internet world after the third IT and economic growth. 1，1、主要应用领域the main application areas (1)民用领域(1) civilian areas 在定位导航方面，GPS的使用对象主要是汽车、船舶和飞机等运动物体。 In positioning navigation, GPS use mainly in the automotive, ship and aircraft moving objects. 例如船舶远洋导航和进港引水，飞机航路引导和进场降落，汽车自主导航定位，地面车辆跟踪和城市智能交通管理等。 For example, ocean-going ships into the port navigation and water diversion, route guidance and approach flight aircraft, vehicle autonomous navigation and positioning, ground vehicle tracking and intelligent traffic management. 此外，对于警察、消防及医疗等部门的紧急救援、追踪目标和个人旅游及野外探险的导引等，GPS都具有得天独厚的优势。 In addition, the police, fire and emergency medical departments, tracking goals and personal travel and other outdoor adventure guide, GPS has a unique advantage. 在日常生活中，GPS还可用于人身受到攻击危险时的报警，特殊病人、少年儿童的监护与救助，生活中遇到各种困难时的求助等。 In daily life, GPS can also be used when the risk of personal attack alarms, special patient care and rescue of children, life, seek help when they encounter such difficulties. 使用时只需按动带有移动位置服务的GPS手机按钮，警务监控中心和急救中心在几秒钟内便可获知报警人的位置并提供及时的救助。 Simply pressing the use of GPS location services with mobile phone button, police monitoring center and emergency center in a few seconds warning can be informed of the location of people and to