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英译汉。1 The end equipment can be computers, printers, keyboards, CRTs, and so on.

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英译汉。2 The end equipment either generates the digital information for transmission or uses the received digital data.

英译汉。3 Computer network is a complex unit, and it consists of two or more connected computing units.

英译汉。4 Computer network is used for the purpose of data communication and resource sharing.

英译汉。5 A LAN (Local area network) is a group of computersand the work devices are connected together usually within the same building.