We advice that parents should to turn off the administrative right to the computer, so that they don't install malicious program or change any important configuration in the operating system.
建议父母关闭计算机的管理员权限，这样孩子们就不能安装恶意软件或改变系统重要配置。
2
Cfengine is a GNU open source configuration management framework for computersystem automation.
Cfengine是一种gnu开源配置管理框架，用于计算机系统自动化。
3
Central control system is a computer, using the configuration software, the electronic map display as well as the regional board and collected the information of the subsystems of system integration.