Is the device configured for two wire or four wire systems?

设备是配置为二线制或四线制的系统吗？

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STA5 subscriber line is applied to subscriber line interface of programmed control digital switches, and two wire analogy remote interface of access network.

STA5型用户板用于数字程控交换机的用户接口，也可做为各类接入网系统的远端二线模拟接口。

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The M-BUS, the two wire bus, is the European standard for remote instrument data readout system. It mainly used for energy consumption meters.

介绍了M - BUS二线制总线，它是一种用于远程仪表读取数据的欧洲标准，主要用于耗能测量仪表。

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Two black farm workers have been arrested. Police were obliged to erect razor wire between blacks and whites during a tense standoff Tuesday outside the courthouse where the two suspects were charged with murder.

VOA: standard.2010.04.08

In January 2004 he pleaded guilty to two counts of wire and securities fraud.

FORBES: Enron Ex-CFO Andrew Fastow Finally Takes Stand

On April 9, 2012, Kaup pled guilty to two counts of wire fraud and was scheduled to be sentenced in federal court in Los Angeles on December 17, 2012.

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And he's the one who might arguably have the purest intentions in testifying: When he pleaded guilty to two counts of wire and securities fraud, he agreed from the get-go to serve ten years.

FORBES: Fastow Tells Of Loss-Hiding Enron 'Raptors'