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- Through simulation and analysis, the three geostationary satellites positioning system solves the defect of the original system.But the positioning accuracy exists still. 通过仿真和分析表明，三星定位技术虽然解决了原有系统的缺陷，但存在定位精度的问题；
- 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。
- The position error of BeiDou navigation positioning system, using the three geostationary satellites positioning system and pseudolite technology, is analysed and simulated. 摘要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。
- Other satellites positioned at the same altitude are part of the missile defense network that the U.S. Military is assembling. 其他卫星定点在同一高度的导弹防御网的一部分,美军正在集结。
- Double satellites positioning system 双星定位系统
- Switched-combination is partitioned into GPS/GLONASS mode and DR mode.If satellites position singals are less than limited value or invalid, DR mode is switched. 切换式分GPS/GLONASS和DR模式，若卫星定位信号失效或小于门限值则切换到DR模式。
- The Canada expert was presenting guidance for technical personnel to operate the Doppler satellite positioning system. 加拿大专家在四物指导技术人员操作多普勒卫星定位仪。
- The geostationary satellite positioning system of China is region satellite navigation system. 双星系统是我国自行设计的区域卫星导航定位系统。
- All vehicles are provided with bottled water, tissues, satellite positioning, GPS navigation, Chinese-English Translation system, etc. 车辆配备矿泉水，纸巾，卫星定位，GPS导航，中英文语音翻译系统等设施。
- A number of satellites are now circling the earth. 一些人造卫星现在正环绕地球飞行。
- It is shown that astrogecdetic network has a systematic deviation trom the satellite positioning network, the scale ratio factor variation increasing northwestwards. 表明天文大地网相对于卫星定位网来说,含有系统误差,且越向西北,尺度比因子变化越大。
- Company funds to change the project for the GPS global satellite positioning system, vehicle security and financial security operators operating two projects. 公司资金变更项目为GPS全球卫星定位车辆安防系统运营以及金融安防运营两个项目。
- GPS (global positioning system) and GLONASS (global navigation satellite system) which are two kinds of real time satellite positioning systems are applied widely. 作为两种实时卫星定位导航系统，得到广泛应用。
- In the monitoring center, using satellite positioning technology, pollution sources for accurate positioning on the electronic map marked their location. 在监控中心，运用卫星定位技术，对污染源进行精确定位，在电子地图上标注其位置。
- Effect of satellite position deviation on anti-jamming performance is analyzed. 分析了卫星位置偏差对抗干扰性能的影响。
- Three thousand armed satellites escorted his steps. 三千名武装随从紧跟其后。
- The space segment consists of a nominal constellation of 24 operating satellites that transmit one-way signals that give the current GPS satellite position and time. 空间部分包括一个由24个运转卫星组成的象征性星群,它可发射单向信号提供当前的GPS卫星的位置和时间。
- Correlations of satellite positions and ring features occur in the Jovian, Uranian and Neptunian systems as well. 在木星、天王星、海王星的系统中，卫星的位置也和行星环的特性密切相关。
- By the end of 2001,a total of 13,000 transit vehicles were in operation in Beijing. A total of 65,000 taxis ran in Beijing,of which nearly 5000 taxis were provided with satellite positioning system. 年末，全市公共交通运营车辆达到1.;3万辆;客运出租车营运车辆达到6
- Interpolation between satellite positions was initially carried out by dead-reckoning procedures. 卫星定位值间的内插最初用的是推算航行法。
