在70年代早期，大多数电话交换机还是机电模拟转换器。
In the early 1970s, the majority of telephone exchanges were still electromechanical analog switches.
在电信中心办公室和交换中心安装工机电，模拟和数字集群系统，电路和设备。
Install electromechanical, analog and digital trunking systems, circuits and equipment in telecommunications central offices and switching centres.
简要介绍了柴油机电子调速器配机模拟试验装置的基本工作原理及其系统的设计。
In this paper the fundamental of simulating test device for matching the electric governor with diesel engine and its system design are described.
根据中试采矿模拟实验方案，运用机电一体化技术研制了一套作业模拟及动力学测试实验系统，并进行了系统软件和硬件设计。
A set of task simulation and kinetic measurement experimental system were built according to experimental scheme by use of mechatronics. Hardware and software of the system were designed.
进行了计算机电路模拟，模拟结果与理论分析一致。
Computer aided simulation for these filter configurations shows good agreement with the theoretical results.
在电力系统的动态模拟中，为了正确地模拟系统的机电暂态过程，须对模拟系统的转动惯量进行适当的补偿。
Physical simulations of the mechanical and electric transients in power systems need to properly compensate for inertia in the systems.
在分析三相感应电动机优化设计特点的基础上，将改进模拟退火算法应用于三相感应电动机电磁设计中。
On the base of analysis to the design feature of three-phrase induction motors, it applied the improved simulated annealing algorithm to the electromagnetic design of three-phase induction motors.
本文依据飞行模拟器对其运动模拟系统运动性能的要求，对飞行模拟试验样机电控部分进行了改造。
In accordance with flight simulator's demand of motion simulation system motion performance, the electro-control part of flight simulation test prototype is reconstructed in this paper.
通过对机电系统相似模拟法探讨，利用四端参数法解决了粉碎机主轴扭矩响应求解问题。
This paper discusses the similarity method of imitating mechanical and electrical system, and with the help of four terminal parameter it also analyzes the main shaft torque response of grinder.
本文的目的就是利用实物实时仿真技术验证发动机电子控制控制用的逻辑、算法以及确定各种控制参数，模拟发动机外部物理环境来调试、检测发动机性能。
The paper present that validate the logic&arithmetic and confirm the system parameters of engine electronic control system, test the engine performance through simulating the physical circumstance.
基于加工过程数据的膛线测评技术，系统在数据采集中先对C/Z轴电机电流等模拟量数字滤波处理。
The technique of detection-evaluation was based on machining process data. At first, the analog signals such as motor current of C/Z were filtered in data gathering of system.
系统利用得到的来电号码，同存储的黑名单中的号码进行比较，判断是接通话机振铃线路，抑或控制模拟挂机电路挂机。
The system USES Caller ID, with the store's blacklist of Numbers, the judgement is connected to phone lines ringing, or simulated hang up control circuit hang up.
全自动洗衣机控制器基本内容：采用步进电机模拟洗衣机电机，实现上水、浸泡、洗涤、漂洗、甩干等过程。
Automatic washing machines control the basic elements: a stepping motor washing machine motor simulation to achieve Sheung Shui, soaking, washing, rinsing, drying and other processes.
锯片行走速度的控制，参照模糊模拟控制理论，依据主机电流的变化，模拟人工操作实现。
Its operation adopts touching screen to set parameters. The walking speed of disc is controlled according to the current change of main motor to realize the analog manual operation.
简要介绍了柴油机电子调速器配机模拟试验装置的基本工作原理及其系统的设计 。
The performance and governor principle of electronic governor motor is discussed in this paper.
简要介绍了柴油机电子调速器配机模拟试验装置的基本工作原理及其系统的设计 。
The performance and governor principle of electronic governor motor is discussed in this paper.
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