1) private telephone network
专用电话网
2) Dedicated telephone network
电话专网
4) The virtual telephony network(P_VPN)
电话虚拟专用网P_VPN
5) PSTN
公用电话网
1.
Implementation of Remote Control Transmitter Based on PSTN;
基于公用电话网实现发射机的远程控制
2.
Design and Implementation of the Long-distance Image Surveillance System Based on PSTN;
基于公用电话网的远程图像监控系统的设计与实现
3.
The air-conditioning controlled by using programmable logic controller (PLC),and the distributed room temperature monitoring system based CAN bus and 485 bus,then integrating the twos,established the remote control and data transfer based the project switched telephone network (PSTN),so that the air-conditioning remote monitoring and control will be realized.
采用PLC实现房间内空调系统的控制,运用CAN总线和485总线的分布式房间温度监测系统监测温度变化,将二者结合起来,再通过公用电话网络(PSTN)实现远程控制和数据传输,达到对空调的远程管理与控制。
6) public telephone network
公用电话网
1.
A scheme of designing and performing long-distance monitoring system of main distrubution frame which is based on public telephone network was given.
给出了一种基于公用电话网的分布式总配线架远程监控系统的设计与实现方案。
2.
The longrange communication between PC and NALS FP1PLC can be implemented by means of intelligent Modems and public telephone network.
利用智能 Modem与公用电话网 ,可以实现 PC微机与松下 FP1PL C的远程通信 ,高级用户可以自己编制通信程序 ,开发远程监控系统。
补充资料：专用
1.独自行事。 2.专宠用事。 3.专一使用。 4.专供某种需要或某个人使用的。
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参考词条