公用电话网 meaning in English
public telephone network
Examples
- Technical requirment and test method for digital queue equipment of pstn
公用电话网数字排队机技术要求及测试方法 - Technical requirements and test methods for interface between non - voice subscriber terminal and public telephone network
非话用户终端设备与公用电话网接口技术要求和测试方法 - This system regards pstn as communication channels and realizes data long - distance transmitting , saving and processing
本系统以公用电话网作为通信信道，实现水情数据的远距离传输、存储和处理。 - But , transmission rates over pstn and wireless networks are still limited . futhermore , pstn and wireless networks are error prone environment
但是，公用电话网和无线网络的带宽是及其有限的，而且这些线路上极其容易发生错误。 - The upper computer that connected with modem via rs - 232 , and the modem connected with the public telephone network in the monitoring center communicated with the distant controller
上位机通过rs - 232与modem相连接入公用电话网，实现对单片机控制器的遥测、遥控。