... SPC digital toll exchange 程控数字长途电话交换机 SPC exchange 程控交换机 SPC telephone exchange 程控电话交换机 ...
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程控交换机系统 PABX ; SPC Exchange ; electronic switching system ; spc switching system
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SPC Exchange Fundamentals 程控交换原理
digital spc exchange 数字程控交换机
office spc exchange 局用程控交换机
SPC telex exchange 程控用户电报交换机
mini spc exchange 小程控交换机
mini-spc exchange 小型程控交换机
SPC exchange technology 程控交换机技术
s spc exchange systems s1240程控交换机
According to the theory of SPC exchange, we devise and develop an experimental system of automatic exchange to meet the need of teaching and practice.
本文结合程控交换原理课程及其教学实践要求，开发了一套用于教学演示及实验使用的小型程控交换机仿真系统。
参考来源 - 程控交换机实验仿真系统的开发与研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Reasonable use of SACETRA source is very important in the maintenance of large capacity S1240 SPC exchange systems.
合理使用SACETRA是维护大容量s1240程控交换机的一项重要工作。
This article describes the management, extending methods and attentive problems for the internal storage of NEAX61E SPC exchange.
描述了NEAX61E程控交换机内存储器的管理、扩充方法和注意事项。
The common faults of S1240 (ELC type) SPC exchange are in user mod ul e, relay module and metering module in daily maintenance work.
在对S1240 (elc型)程控交换机进行日常维护时，常见故障有用户模块、中继模块和计费模块的故障。
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