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CPU central processing unit Cross Connect 1.in a premises distribution system, equipment used to terminate and administer communications circuits. In a wire cross connect, jumper wires or patch cords
电信英语
Transmission Facilities Transmission facilities provide the communication paths that carry user and network control information between nodes in a network. In general, transmission facilities consist
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Half Duplex Half duplex is a transmission path capable of transmitting signals in both directions, but only in one direction at a time. HDLC high-level data link control Header The header is control i
电信英语
Unencrypted messages can be hijacked in transit and read or altered．If the mail is not digitally signed，you can't be sure where it came from． 未加密的信息可能在传输中被截获、偷看或窜改。如果邮件不是数字签名的，你
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Unencrypted messages can be hijacked in transit and read or altered．If the mail is not digitally signed，you can't be sure where it came from． 未加密的信息可能在传输中被截获、偷看或窜改。如果邮件不是数字签名的，你
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More and more of what you use your computer for is actually happening in the cloud. So, since people are rethinking the way they do things, we rethought the computer as the Chromebook. The always new computer. Chromebook doesn't slow down or need upg
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