The server uses RS - 485 port and computer connection protocol to communicate with PLCs.

服务器使用RS-485接口和计算机连接协议与PLC实时通信。

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Then it came the signal debug device, protecting shield and power source, computer connection, signal process.

随后，本文还简要介绍了信号调理器、保护屏蔽接地与电源、计算机接口、信号处理等。

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Many cell phones allow users to surf the Web, but only some newer ones are capable of wireless connection to the local area computer network.

许多手机允许用户上网，但只有一些较新的手机能够无线连接到本地计算机网络。

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Most computers were expensive and difficult to operate, and would typically be hard-wired directly to another computer if a connection was needed.

ECONOMIST: CASE HISTORY: Out of the ether | The

With a Web site, a business can display its wares to any buyer with a computer and a connection, wherever he may be.

ECONOMIST: But in the physical world . . .

But families with children aged seven to 14 will be able to apply for a grant to buy a computer and broadband connection from an approved stockist.

BBC: Poorer pupils to be given free laptops