... data telecommunications 数据远程通信 data telephone circuit 数据电话电路 data teletypewriter set 数据电传打字机 ...
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通过适当地修改接口电路和增删软件模块，可以很方便地把所提出的系统方案移植到其它类似的应用领域中，如传真加密、IP电话加密、专用网络的数据加密等。
We can easily transplant the system into other domains such as faxes encrypting, IP Phone and private data network by changing the interfacing circuit and adding or deleting software modules.
配置在电缆两端的模块通过幻象电路配置内的两对导线为一个靠近数据设备的电话机与一个PBX之间的电话信号提供一个幻象通路。
Modules at each end of the cable provide a phantom path for telephony signals between a telephone near the data set and a PBX, through both conductor pairs in a phantom circuit arrangement.
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