To promote the system's adoption by other Asian countries, China has been offering civilian use of the service free, the director of the Beidou Satellite System Application Center told Xinhua last year.

But CIR is a method which is adapted to GPS carrier system, whether can it be efficient used in Beidou carrier system still need demonstration.

然而目前CIR法在实际应用中主要针对GPS信号体制，在北斗信号体制下是否具有良好的性能还有待验证。

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This thesis analyzes the principle and architecture of three-star navigation system based on "Beidou" system and investigates the problems related with positioning precision.

本论文分析了基于北斗导航定位系统的三星定位系统总体结构和工作原理，对卫星导航中与定位精度有关的部分进行了研究。

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Based on interferometry measurement theory of satellite carrier phase, the technology of land vehicle heading determination through Beidou Bi-Satellite System was studied.

基于卫星载波相位干涉测量原理，研究了利用北斗双星系统确定车辆航向的相关技术。

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In order to satisfy the rapid developing of economy and science technology, China is going to build owner GPS –– BeiDou Positioning system.

为了满足高速发展的经济和科学技术的需要，我国将建设自己的全球卫星定位系统――北斗导航系统。

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China launched the first satellite for the BeiDou system in 2000, and a preliminary version of the system has been used in traffic control, weather forecasting and disaster relief on a trial basis since 2003.

中国于2000年发射了第一颗北斗导航卫星，北斗卫星的初级系统于2003年试用，应用于交通管制、天气预报和灾难救援等。

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Airborne pseudolites can not only augment Beidou system to perform passively, but also have the advantages of larger coverage area, better geometry characteristics and so on.

研究结果表明，空基伪卫星不仅可以增强双星系统实现三维无源定位，而且具有覆盖范围大、星座布局好等特点，具有广阔的应用前景。

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This article analyses current GPS difference technology and puts forward a difference position technology which can apply in BEIDOU system for improving the position precision.

本文在对现有的GPS差分技术进行分析的基础之上，提出了一种适合北斗导航定位系统的差分定位技术，以提高其定位精度。

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A stratospheric balloon positioning method using the Loran-C augmented Beidou system is proposed.

提出由罗兰C辅助北斗双星对同温层气球进行定位的方法。

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Early Sunday, China successfully launched its eighth orbiter of the Beidou system.

周日清晨，中国成功发射第八颗北斗导航卫星。

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Long-range Landslide Monitoring System ( LLMS) is mainly comprised of three parts:" Information-in-Field Collection and Transmission System", "BEIDOU Satellite Navigation and Positioning System" and "Geologic Disaster Monitoring Centre".

滑坡远程监测系统大致可分为“野外信号采集及发送系统”，“北斗双星系统”和“地质灾害监控管理中心”3大部分。

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In order to ensure the safety of interconnected power network, PMU based on Beidou satellite navigation and position system developed by China is presented, and the feasibility is also discussed.

从保障互联电网的安全出发，文中提出了基于我国“北斗一号”卫星定位系统来开发适合我国电网的PMU，并论证了该方案的可行性。

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In this case, the project is Beidou, a satellite navigation system that is China's domestically developed answer to GPS.

这个合作的项目是“北斗”，一套中国自主开发的卫星导航系统，相当于GPS。

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We successfully launched the Chang'e-4 lunar probe; our second aircraft carrier on its maiden voyage; our domestically-made large amphibious aircraft took to the skies for the first time; and the Beidou Satellite Navigation System has gone global.

嫦娥四号探测器成功发射，第二艘航母出海试航，国产大型水陆两栖飞机水上首飞，北斗导航向全球组网迈出坚实一步。

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The system, featuring faster speed, higher accuracy and wider coverage, will be compatible with other satellite navigation systems, such as the BeiDou Navigation Satellite System and Global Position System ( GPS), Li said.

李维森称，该系统速度更快、精度更高、范围更广，能够兼容北斗、GPS等其他卫星导航系统。

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With the analysis of the covariance, the results have verified the feasibility of this scheme presented in the paper, and shown important reference value from theory to the application of SAR/ INS/ BeiDou integrated navigation system.

协方差分析结果表明提出的组合滤波方案可行，该方案对SAR/INS/北斗组合导航系统的实际应用具有重要的理论参考价值。

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Currently, China's largest satellite network is the Beidou Navigation Satellite System, which has nearly 30 active satellites and will have 35 by the end of 2020, when it will offer global coverage.

目前，中国最大的卫星网络是北斗导航卫星系统，该系统目前拥有近30颗活跃卫星，到2020年底则将拥有35颗卫星，届时它将提供全球覆盖。

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In the proposed schemes, the redundant configuration of grandmaster clock using Beidou navigation satellite system, GPS ( Global Positioning System) and atomic clock is discussed.

在应用方案中，讨论了利用北斗卫星定位系统、全球卫星定位系统（GPS）和原子时钟构建最高级时钟的冗余配置方案。

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The position error of BeiDou navigation positioning system, using the three geostationary satellites positioning system and pseudolite technology, is analysed and simulated.

对北斗导航定位系统、使用三星定位技术及伪卫星技术的定位误差进行了仿真分析。

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Experts are to discuss the prospect of applying China's BeiDou Navigation Satellite System to the Internet of Everything this week.

本周，专家计划讨论将中国北斗导航卫星系统应用到万联网的前景。

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This article introduces the necessity of the tobacco taxing, the general status of the taxing in the world and the health efficacy of tobacco tax.

介绍了烟税征收的必要性、全球烟税征收的一般状况、烟税征收的健康效益等内容。

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