It need not special data transmission line and has high reliability when DTMF signal is used in data transmission.

DT MF信号用于数据传输时无需专用数据传输线且可靠性高。

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Off-line data transmission is simply the use of a telephone or similar link to transmit data without involving a computer system.

脱机数据传输是简单地利用电话或类似的链路来传输数据，不包括计算机系统。

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Power line carrier is an economic and convenient data transmission technology used in distribution automation system.

电力线载波通信是配网自动化中一种经济、简便的数据传输方式。

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It would not be terribly hard for Apple to upgrade its Airport line of wireless home-networking products to increase data-transmission speeds and create a new hardware device that allows users of its iTunes music software to play their music on home stereo systems.

FORBES: Magazine Article

He told Forbes.com that social networking could bridge the gap between fixed-line and mobile networks, from broadband at home to mobile data transmission.

FORBES: Magazine Article