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controlled exchange

controlled exchange

controlled exchange

controlled exchange

3

Design and Realization of the Small Digital Program Controlled Exchange

小型数字程控交换机的设计与实现

4

Pump-controlled exchange transfusion via peripheral vessels

外周动静脉同步输液泵换血疗法

5

The Implementation On PC Reading the Fare Information Of Program Controlled Exchange Using VB

用 VB 实现微机读取程控交换机的计费信息

6

Experiment Scheme for Relay Line and Routing Data Module in Program Controlled Exchange

程控交换中继线路由数据块的实验方案

7

The Development of Loud-speak and Intercommunication System Based on Program-controlled Exchange Network

基于程控交换网络的扩音对讲系统的研制

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