gps

• Development of task - oriented gps surveying software system
  测量软件系统的研制
• A new method for vessel attitude determination using gps
  进行船只姿态测量的新方法
• Using gps in regional gravity survey at the scale of
  20万区域重力调查中的应用
• Research on vehicle integrated navigation gps dr based on gprs
  车辆组合导航的研究
• Specifications for global positioning system gps surveys
  全球定位系统gps测量规范
• General specification for in - vehicle gps navigation system
  汽车gps导航系统通用规范
• Vehicle positioning and tracking system using gps and gsm
  的车辆定位追踪系统
• Optional gps hardware to allow for device locating
  允许设备定位的可选gps硬件
• Study on landslied deformed observed by gps technique
  观测滑坡变形的结果分析
• Orbit disposal and analysis on gps water vapor sounding
  水汽监测中卫星轨道处理分析