他们可能会在大众运输工具上捡免费的报纸来看，但如果收讯良好，他们宁可使用手机和互联网。
They may pick up free papers to read on public transport, but when reception isgood they tend to plump for mobile phones and the internet.
本文介绍了如何利用赫优讯协议转换网关实现多个西门子控制系统联网，将工厂所有的控制系统信息集中到统一的平台进行监控。
This paper introduces how to use the Protocol conversion gateway to realize the network of many control systems by siemens, and Centralized manager all of the data .
他们可能会在大众运输工具上捡免费的报纸来看，但如果收讯良好，他们宁可使用手机和互联网。
They may pick up free papers to read on public transport, but when reception is good they tend to plump for mobile phones and the Internet.
从国际、国内研发的门禁系统的通讯方式来看局限于单门不通讯、联网rs232和RS485通讯。
As speaking as the way of communication, the current system confine to single door system or networking system on the basis of RS485 or RS232 protocol.
〇预留RS- 485通讯接口可与多台计算机联网，监控、统计使用情况，并可根据用户要求配置遥控装置。
For RS-485 communication interface with the computer networking, monitoring, statistical usage, and can be configured according to user requirements remote control device.
〇预留RS- 485通讯接口可与多台计算机联网，监控、统计使用情况，并可根据用户要求配置遥控装置。
For RS-485 communication interface with the computer networking, monitoring, statistical usage, and can be configured according to user requirements remote control device.
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