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- 用GPS同步地铁时钟系统Synchronize the Clock System in Subway through GPS
- 电网状态监测系统GPS同步时钟的稳定性研究Stability study of GPS synchronous clock in the status monitoring system of power network
- GPS同步时钟GPS synchronous clock
- 常用in common usage
- GPS同步技术GPS time synchronization technology
- 用GPS定位系统控制车体倾摆Position Detection System Using GPS for Car-body Tilt Control
- 不用need not
- 基于GPS同步采样装置的研制及其应用Study of GPS-Synchronized Sampling Unit and Its Application
- 时钟系统clock system
- 用GPS接收的天空因子近似Sky-view factor approximation using GPS receivers
- 时钟timepiece
- 文件系统file systems
- 没用useless
- 不用谢You're welcome
- 生态系统ecological system
- 用来be used for
- 多时钟系统multi-clock system
- 用GPS无线电掩星测量预报效果试验Forecast impact experiment with GPS radio occultation measurements
- 免疫系统immunologic system
- 共用sharing
