pstn public switched telephone network 中文意思是什麼
pstn public switched telephone network
解釋
公共電話交換網-
Pstn public switched telephone network
公用交換式電話網 -
According to the technical innovation requirement by chunhai thermoelectric plant of dalian, a remote monitoring and control system is designed after analyzing the request of the project. the data from cdv - 12 gas volume corrector will be transferred through the modem and the public - switched telephone network ( pstn )
本課題以春海熱電廠的技術改造工程項目為背景，在對春海熱電廠提出的技術要求作出具體分析后，提出了利用公用電話網進行遠程的數據傳輸與監控的整體設計方案。 -
It is most extensively used lines of communication to public switched telephone network ( pstn ), hence the video surveillance system based on pstn possesses widespread application prospects
公共電話交換網（ pstn ）是最廣泛使用的通信線路，因此在pstn線路上傳輸視頻具有廣闊的應用前景。 -
First of all, the thesis introduces the basal content about chinese news terminal serve link criterion v1. 2, which has been promulgated by china telecom. and following introduce the basic principle of fsk signal transmission by public switched telephone network ( pstn ). this paper discusses the structure and properties of tarsm user end system
本文介紹了中國電信集團公司企業標準之基於電話網的信息終端及綜合平臺技術規范- - - -中文信息終端服務介面規范v1 . 2的一些基本內容，以及通過公共電話交換網路進行fsk信號傳輸的基本原理。 -
A licence that must be obtained by any organization seeking to link a private network to the british pstn ( public switched telephone network )
需要將私人網路接入英國pstn （公共電話交換系統）的任何組織必須首先取得許可證。 -
In first level, the central server can collects data from substation and control all the relevant computers and instruments. the substation computers is the second level, they can communicate with central server through pstn ( public switched telephone network ), they also collect data from instruments of its own and control them
第一級為調度級，中心站服務器負責匯總和處理所有數據，控制所有站級工控機和現地級儀器；第二級站級工控機，通過公共電信網與中心站進行通信，響應中心站服務器，從各儀器採集數據、控制本站儀器。 -
Firstly bidirectional remote digital data was transferred on the public switched telephone network ( pstn ) using its fax mode in the remote diagnostic system, and then the hardware of client terminal device and server device, the control software and diagnostic software of service center were designed
提出了使用公用電話網將終端車輛與服務中心相連接，運用傳真通訊模式實現數字信號雙向傳輸，並設計開發了由用戶終端數據處理裝置和服務器端數據處理裝置組成的硬體系統，以及相應的控制軟體和服務中心診斷軟體。 -
The service plans are only applicable to customer who has been grouped as class b, class c or class d according to the government approved tariff plan of the public switched telephone network ( pstn ) service
此收費組別適用於按政府批準的本地固定電話服務-本地網路線中，被界定為b級、 c級或d級的用戶。 -
But with the development of image compressing technique, which reduces band width for transferring condensed image data quite a lot, transmitting static images in public switched telephone network ( pstn ) becomes possible
而近年來由於圖像壓縮技術的發展，壓縮后圖像數據可大大的降低傳輸所需帶寬。這使得在公用電話交換網（ pstn ）中進行靜止圖像的傳輸成為可能。 -
The market and technology drive the merging of multiple different - structure networks such as pstn ( public switched telephone network ), plmn ( public land mobile network ), internet and so on, deduce the architecture of ngn ( next generation network )
市場和技術驅動固定電話網、移動電話網和網際網路等多種異構網融合，催生了開放的下一代網路的體系結構。 -
Will you transmit the speech sound of the business quality on the ip, or transport data on the pstn ( public switched telephone network )
是在ip上傳送商業質量的語音，還是在pstn （ publicswitchedtelephonenetwork ）上傳送數據 -
However, the throughput of gsm is from 9. 6kbps to 14. 4kbps only which is relatively slow when compared with other communication links, like 56kbps of pstn ( public switched telephone network )
相對于其他通訊系統，如速度高達56kbps的公共切換電話網（ publicswitchedtelephonenetwork ，簡稱pstn ） ， gsm的通訊速度無疑較為緩慢。 -
The method of manual ammeter reading cannot meet to the need of automatic management nowadays. new automatic methods have been presented in this paper. in these blue prints, the method of modem communication basing on pstn ( public switched telephone network ) is the best for embodying automatic management
目前使用的人工抄表方式已日益不能滿足管理自動化的需要，故本文提出了若干種實現自動化的方案，其中基於公共開關電話網路的數據機通信方式自動抄表是最能體現自動意義的。
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