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- 系统system
- 3G系统3G system
- 超3G系统Beyond 3G system
- 3G系统PoC业务会话管理研究与设计The Research and Design of Session Management in 3G PoC Service
- 系统的systemic
- 信息系统information system
- 分析了智能天线技术在3G系统中应用的优点以及所面临的挑战。It analyzes the merit of the smart antenna technology application as well as the challenge faced in the 3G system.
- 系统信息system information
- 系统管理员system administrator
- 文件系统file systems
- 系统文件system file
- 系统地by the numbers
- 对无线通讯技术如gsm，TDMA，CDMA和3G系统如WCDMA，UMTS知识功底牢固Solid knowledge of wireless communication technologies such as GSM, TDMA, CDMA and 3G systems such as WCDMA and UMTS
- 生态系统ecological system
- 系统盘system disk
- 免疫系统immunologic system
- 管理系统managerial system
- 电力系统electric power system
- 控制系统control system
- 神经系统nervous system
