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- The Mobile Switching Center is sometimes called a mobile telephone switching office (MTSO), since it is responsible for connecting all mobiles to the PSTN in a cellular system. 由于这个移动交换中心负责一个蜂窝系统所有移动电话到PSTN的连接，因而有时又被称为移动电话交换局（MTSO）。
- Mobile Telephone Switching Center 移动电话交换中心
- telephone switching center 电话交换中心
- A. B. Strowger invents the telephone switch, dial telephone. 史端乔发明自动电话交换系统。
- Mobile Switching Center Id = a symbolic key that is used only for form access. Mobile Switching Center Id = 仅用于表访问的一个符号键。
- 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）。
- An IP PBX is telephone switching equipment that resides in a private business instead of the telephone company. IP PBX是私人公司中的电话交换设备,而不是电话公司中的电话交换设备。
- D.Talley, "Basic Telephone Switching Systems", Hayden Book Company, Rochelle Park, N.J. 1969. 由坐标式交换器所组成的交换网路。
- 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）。
- If not, the call went to the company's inhouse 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)。
- As described previously,SS7 links interface STPs to STPs and STPs to the mobile switching center (MSC). 如前所述，SS7 链路实现 STP 到 STP 和 STP 到移动交换中心 (MSC)。
- Thus, in the byways of the telephone switching network, the first electrical self was born. 就这样，就在电话交换网络的两面交锋中，第一个电学意义上的自我诞生了。
- As described previously, SS7 links interface STPs to STPs and STPs to the mobile switching center (MSC). 如前所述，SS7 链路实现 STP 到 STP 和 STP 到移动交换中心 (msc)。
- In a telephone switching system,inability to make a connection or obtain a service because the devices needed for the connection or service are in use. 在电话交换系统中,由于需要连接或服务的设备正在使用而不能连通或得到服务。
- In communications, a manual switching system where incoming messages to the switching center perforate paper tape. 在通信技术中，一种人工信息[报文]交换方法，即进入交换中心的（信息）报文用手工在纸带上穿孔。
- This paper presents a basic method for establishing the simulation models of a telephone switching system by using GPSS-F simulation language. 本文介绍一种应用GPSS-F仿真语言建立一个电话交换系统仿真模型的基本方法。
- In a telephone switching system, inability to make a connection or obtain a service because the devices needed for the connection or service are in use. 在电话交换系统中,由于需要连接或服务的设备正在使用而不能连通或得到服务。
- It is a piece of telephone switching equipment that generally resides in an organization or business instead of being located at a telephone company office. 它是一个电话交换设备,通常放置在组织或公司内部,而不是电话公司办公室中。
- It took two hundred overpaid engineers two weeks of emergency alert work to figure out why the semi-alive American telephone switching system repeatedly failed in 1990. 1990年两百个高薪低能的工程师用了两个星期来应急维修，要找出半死不活的美国电话交换系统为何老是出岔子。
- The idea of stored programs in telephone switching is not new. Even before the computer age the telephone switching systems embodied the elements of computer control. 在电话交换中程序控制并不是新想法。在计算机产生之前，电话交换系统已使用了计算机的控制原理。
