1.
Study of IP-PBX System Based on Soft-Switch Technology;
一种基于软交换技术的IP-PBX系统研究
2.
The Research and Realization of Campus Call Center Based on IP-PBX System
基于IP-PBX系统的校园呼叫中心的研究与实现
3.
If not, the call went to the company's in-house telephone switching system, or PBX (private branch exchange).
如果没有，电话就转到公司内的电话交换系统（即PBX，用户电话交换机）。
4.
Research and Design of IP-PBX Call Routing System;
IP-PBX呼叫路由体系的研究与设计
5.
Research on IP PBX Based on NGN Framework;
基于NGN架构的IP PBX研究
6.
Radiation Effects of Fluoropolymer Binders in PBX;
PBX氟聚合物粘结剂的辐射效应研究
7.
Study on the Coupling Agent and Polyurethane Adhesive in PBX;
用于PBX的偶联剂及聚氨酯粘结剂研究
8.
Analyse and Design of SIP Based IP-PBX System;
基于SIP协议的IP-PBX的分析与设计
9.
Design and Implementation of ENUM Mechanism for IP-PBX;
IP-PBX中ENUM支持机制的设计与实现
10.
The Design and Implementation of IPPBX;
基于IP技术的PBX的设计与实现
11.
The Study of Ethernet-oriented IP-PBX and the Implementation by FPGA;
面向以太网的IP-PBX的研究及其FPGA实现
12.
Research and Application of a Solution of PBX Center Network Building
一种PBX中心局组网方案的研究与应用
13.
The Implementation of Call Hold on SIP-Based IP-PBX
基于SIP的IP-PBX呼叫保留功能的实现
14.
Experimental Study on Aging of PBX under Low Tensile Stress
低拉伸应力下PBX的老化实验研究
15.
Simulation of overdriven shock states based on equation of state of PBX-9501 explosive
PBX-9501强爆轰产物状态方程的数值模拟
16.
Application of Speech Processor AC48304 in Embedded IP-PBX
AC48304语音处理器在嵌入式IP-PBX中的应用
17.
Microstructure and Formation Mechanism of PBX Chips
PBX切屑的细观特征及形成机理研究
18.
Enterprise IP Telephone Network Principle Based on IP-PBX and Its Solution
基于IP-PBX的企业IP电话网原理及实现