In this paper a plain expression of a line impedance matrix and phase sequence impedance matrix is presented to express the two ends earthing transmission cable system with the intersect connection of cable sheath but non transposition of the cable core.

Detection Automatic Correction of Phase Line Zero Line Connection of Cable TV Station

有线电视基站相线和零线的检测与自动矫正

The conversion part, controller and connection cable are easy to be jammed and are the reliability control point in the aiming system.

瞄准系统中的转换器、瞄准控制器及传输电缆部分是最容易受干扰的环节，也是瞄准系统可靠性的控制点。

Using leisure line of connection cable supply work power of field equipment to realize power supply for field bus.

通过用连接电缆中的空闲线缆为现场设备提供工作电源，以实现现场总线供电。

In addition, the laying of a dedicated network connection cable.

此外，还铺设了网络连接的专用光缆。

The installation specifications on distribution control system are introduced from the requirements of DCS on environment, ground connection, cable laying and other aspects. According to the problems existed in debugging process analysis is carried out; in addition, corresponding improvement measures are proposed.

从DCS对环境的要求、接地的要求、电缆敷设的要求等方面，阐述了DCS的安装要求，对DCS调试中存在的主要问题进行了分析，并提出了一些针对性的改进措施。

The results show that the lead rubber bearings as the deck tower connection of the cable stayed is an effective method to reduce seismic forces.

结果表明在斜拉桥主梁与塔联结处采用铅芯支座是一种非常有效的减震措施。

Analysis to determine the amount charged by a programmable control system, select the PLC, the design I/ O points, draw the I/ O connection diagram and wiring diagram of the external instrument.

分析被控量确定系统采用可编程的控制方法，选择PLC，设计I/O点，画出I/O连接图和仪表的外部接线图。

The devices made up of these adaptable modules meet the requirements of the typical main connection diagram and operate with high reliability, self-adaptation and good economical performance.

由模块灵活组合构成的装置完全满足常见主接线的需求，并能保证可靠性、自适应性和经济性方面的要求。

The following shows the steps involved in creating the server connection diagram

下图说明了创建服务器连接图的步骤

With reference to the typical main connection diagram of mid-and low-voltage substations, the software and hardware design of automatic bus transfer device are simplified properly by applying the decomposition method in modularization.

本文结合中低压变电站常见的主接线，应用模块化的“分解”思路合理地简化了备自投装置软硬件的设计。

By basing on analyzing the model of data path connection diagram, we provide a sequence of definition about data path niter-connect diagram, and then present an IU-Allocation algorithm.

在着重分析数据通路连接图的表示模型的基础上，对数据通路连接图的标准型给出了一系列定义，然后提出了IU-Allocation算法。

This paper provided the principle diagram of electric control and the connection diagram of PLC control hardware, and analysed the control software design.

给出了电气控制原理图，PLC控制硬件接线图，并对控制软件设计进行分析。

The electrical drive components of the system were calculated to pick up, including spindle inverters, AC servo drives, AC servo motor. And the connection diagram of the hardware system was completed.

对系统电气驱动部件如主轴变频器、交流伺服驱动器、交流伺服电机等进行了计算选取，设计完成了硬件系统连接图。

Analyzed the design objectives, and defined the input and output signal of the module. Then further divided its sub-modules and analyzed its internal signals, and present a complete module and signal connection diagram as well as detailed registers settings.

首先分析设计目标，定义了模块外围的接口；进而根据设计功能划分子模块，进一步分析其内部互连信号，给出了完整的子模块和信号连接图，以及详细的端口连接和寄存器的设置。

Using heuristic depth-first search method, interference of components in a transmission connection diagram is judged A CAD system for design of transmission schemes of epicyclic boxes is developed The results given by the system are reasonable, so it could be used to design schemes of epicyclic boxes

采用启发式深度优先搜索方法来判断传动简图中构件的干涉，从而开发出一个行星变速箱传动方案CAD系统该系统设计结果合理，可用于行星变速箱的传动方案设计

The knowledge inference method of the general network modeling with graphic interface is introduced, in which the system model is gradually inferred from the visual system connection diagram.

提出了一种符合图形界面下建立通用电网模型的知识推理方法。由可视化的系统接线图图形逐步推出系统模型。

This paper introduces a control method of the automatic advertisement display device with micro-PLC, it also discusses about design method and design process of this control system. The control program and connection diagram are given.

介绍一种采用微型PLC控制多幅面广告展示设备的方法.阐述了该PLC控制系统的设计方法及设计步骤，并给出了相应的控制程序及接线图。

Using ladder language, Describes the elevator control system, called the registration response signal, Clearance and other aspects of the logic implementation, Put forward elevator control system hardware connection diagram and its Address Assignment.

利用梯形图语言，描述了电梯控制系统中召唤信号登记响应及清除功能等各方面的逻辑实现，提出了电梯控制系统硬件连接图及其地址分配。

Referring to the connection diagram, several numbers can be listed, then taking their algebraic sum gets the connection group of three-phase transformer immediately.

它由连接图写出几个简单数字并取其代数和，就得到三相变压器的连接组别。

In application of possible fault components set and fault components connection diagram, the model can quickly adapt to variations of power system operating modes.

可疑故障元件库和故障元件连接图的应用使得该模型能够快速适应电力系统运行方式的变化。