This switch using Chinese LCD touch screen display, stable performance, high reliability, has good man-machine conversation function.

本开关采用中文液晶触摸屏显示，性能稳定，可靠性高，具有良好的人机对话功能。

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This system has best function and property-the database management, data on the safe side, man-machine conversation interface and local keep secret.

该系统具有较强的数据库管理能力、网络传输数据的安全可靠性能、人机交流界面及局部保密功能。

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This paper discusses how to enhance the function of man - machine conversation by applying touch screen and PLC, and to realize the visualized operation and control of PLC in detail.

着重讨论如何运用触摸屏和PLC加强人机对话的功能，实现PLC的可视化操作与控制。

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