查询词典 network control

This paper precisely conducts the special topic research in view of some important technologies of the digitized control module.(1) AC motor control circuit of PAN/TILT is designed ,which speed is controlled by AT89C51 MCU. DC motor control circuit of LENS is designed too.(2) The hardware and software of automatic temperature control is designed, which used in camera protect box without A/D IC. A kind of single wire communication IC is used in the circuit. So, the program is given.(3) A method of video switch without picture shock is discussed in this paper, and 16x8 video switch circuit is designed. AT89C51 can carry out time sequence logical control with the sync signals by request..(4) The module of real-time clock is designed, in which, LCM is used, a kind of three-wire communication IC is used too.

1给出了一种由89C51单片机控制的简单易行的交流云台转动变速控制电路，实现了云台及其电动三可变镜头的控制；(2)给出了无需外加A/D、单线通信的防护罩自动温度控制电路，完成了单片机温度控制软件的设计；(3)提出了"无抖动"视频切换的设计思想，给出了16×8的视频切换电路，利用单片机在视频信号的场消隐期控制切换，从而实现了"无抖动"切换；(4)给出了一种三线接口通信的液晶显示实时时钟电路，完成了程序设计；(5)提出了在视频监控系统数字控制模块中，用CAN总线取代传统的RS-485总线，实现PELCO-P协议传输的方案。

He said that the characteristics of macro-control is a two-way struggle, circumflex are different, hot and cold Virtue, first, to control the excessive growth of investment, and the other is to strengthen the agriculture and food production, such as a weak link, from a certain sense, the main structural control, total control is also for structural control services.

他说的特点，宏观调控是一个双向的斗争中，回旋不同，冷热美德，第一，控制投资过快增长，二是加强农业和粮食生产，如一个薄弱环节，从某种意义上说，主要结构控制，总量控制也是为结构控制服务。

The drain installations of city management is an important key link of civicism job, this text aim at the request of the drainage pumping station of city, design and implement a drainage pumping station remote monitoring system, the system falls into two part, upper monitor and lower monitor, thereinto , the function of upper monitor must have: setup system parameter, data pandect ,trends curve, view the alarm, data search, report form print and remote control, upper monitory user can look over the related information of pumping station, and control the pumping station when the pumping station allowable; the function of lower monitor must have: get real-time data and send the data, get alarm data and send alarm data, alarm tips, switch control mode and control pumps, lower monitor is a simulation application in pumping station, simulate the control and running about pumping station.

城市排水设施的管理是市政工作中的重要环节，本文针对城市排水泵站的需求，设计并实现了一个排水泵站计算机远程监控系统。系统分为上位机和下位机两部分，其中上位机实现的功能为：参数设定、数据总揽、趋势曲线、报警一览、数据查询、报表打印和远程控制，上位机的用户可以查看泵站的相关信息，并且能在下位机允许的情况下进行远程控制；下位机的功能为：实时数据获取和发送、报警获取和发送、报警提示、控制模式切换和控制功能，下位机是一个对泵站模拟的程序，模拟泵站的控制和运行情况。

In the beginning stage of the transient process in the system regulating, owing to that the time constant of the integration element is the greatest, the control effect of PID is inconspicuous, the main control action is the fuzzy control the practical control of the system is independent of the mathematical model of the object, a preferable control effect could be achieved for different kinds of systems.

在开始阶段的过渡过程中的制度规范，由于该时间常数的一体化因素是最大的，控制效果的PID是不显眼的，主要的控制作用是模糊控制的实际控制系统独立的数学模型的对象，最好的控制效果可以实现不同类型的系统。

The main purpose of this diesis is as to observe the historical evolving process of social control in ancient Chinese society from the angle of legal sociology as, based on it, to reveal the various social control ways in ancient china, especially the function and relationship among three mam means-law, morality and religion It also provides some basic clues for people to understand and observe social control condition in ancient China bv the induction of the historical facts and the description of the fundamental situation of social control system, as well as by the summery and conclusion of the features, essence and developing regularity of social control in ancient China.

本文的主旨就在于从法社会学的角度，对中国古代社会控制的历史演进过程进行考察，在此基础上，揭示中国古代社会各种社会控制手段，尤其是法律、道德、宗教三种主要手段的功能和作用及其相互之间的关系，通过对历史事实进行归纳和综合，描绘中国古代社会控制体系的基本状况，总结和概括中国古代社会控制的特点、本质和发展规律，为人们了解和观察中国古代社会控制状况提供一些基本的线索。

Remote Control Toys major producers of electronic boards, and voice electronics board such as: remote control cars launch and receive board, mini remote control cars launch and receiver plates, the proportion of remote control cars launch and receiver plate, infrared battle tanks fired and receive board, remote control aircraft diving boat launch and receive board, gyro plate, etc. Our customers can also request for custom design, custom-made a variety of integrated electronic board, but also welcome to sample processing, ordering.

主要生产遥控类玩具的电子板以及语音类电子板如：遥控车发射及接收板，迷你遥控车发射及接收板，比例遥控车发射及接收板，红外对战坦克发射及接收板，遥控飞机潜水艇发射及接收板，陀螺板等等我司也可按客户要求为客户设计，定做各种集成电子板，同时也欢迎来样加工，订货。

Taking distributed control system used by 220t/h circulation fluid bed boiler and 25MW double extraction condensing turbine as examples,aiming at the problems exiting in distributed control system,from the aspects of improving safety,generality,flexibility,control performance,integrative management ability,being easy to use and maintenance,adopts a serial of new ways and strategies,makes it being into the new control system which other control systems can't compare with.

以220 t/h 循环流化床锅炉及25 MW双抽凝汽式机组所使用的分散控制系统为例，针对分散控制系统在应用中所存在的问题，对该控制系统在提高安全可靠性、通用灵活性、最优控制性能、综合管理能力以及方便使用与维护等方面，采取了一系列新的方法与策略，使之成为其他控制系统无法比拟的新一代控制系统。

Department of Electromechanics, NanChang University, Nan Chang, 330031, ChinaAbstract: In order to control the steering system easily and not lost a sense of the road, A mathematical model of Electric Power Steering System was established through Some power research. Study on Control Strategy for EPS, Fuzzy Control and PD to control the parallel control algorithms was introduced.

为了达到对转向系统控制转向轻便又不失路感的目的，通过对汽车电动助力转向系统进行力学分析，建立数学模型，提出一种模糊控制与PD控制并行的控制算法。

This paper introduces the development process of wastewater disposal,it's auto control system,the level of nowadays and several new techniques of China and foreign countries. The immanent structure,control rules,main features and design methods of auto control systems in wastewater disposal process are studied in this paper. Aiming at four typical parameters,such as temperature,dissolved oxygen,PH and the planes of water,the Distributed Control System is designed,composed by PC called epigyny computer and SCM 8098 called hypogyny computer,and some sensors,shift deliver utensils and related meet orifices of parameters gathering and figures communication. The idea and work processes of some program modules are also introduced here. The programs in epigyny computer include the program of mutual interface between operator and computer,figure disposal program and chart output program,which are exploited with Visual Basic 6.0. And the programs in hypogyny computer are composed by figure gathering program,the progr am of supervision and control of system,communication program and meet orifice program between assemble language and VB,which are designed with assemble language.

本文介绍了国内外污水处理及其自动控制系统的发展过程、当今水平和提高自动化程度的若干新技术；研究了污水处理自动控制系统的内在结构、控制规律、主要特点和设计方法；选取污水处理中的典型参数温度、溶解氧、PH值和液位等为控制对象，设计了以个人计算机为上位机、以8098单片机为下位机，并辅之以传感器、变送器及相关接口单元所构成的二级集散控制系统；介绍了几个主要程序模块的设计思路、工作过程，这些程序模块是：用高级语言Visual Basic6.0开发的上位机人机交互界面程序、数据处理和图表输出程序，用执行效率高的汇编语言开发的下位机数据采集与系统监控程序、上位机与下位机之间的数据通信程序，汇编语言与VB之间的转接程序，等等。

This paper introduces the development process of wastewater disposal,its auto control system,the level of nowadays and several new techniques of China and foreign countries. The immanent structure,control rules,main features and design methods of auto control systems in wastewater disposal process are studied in this paper. Aiming at four typical parameters,such as temperature,dissolved oxygen,PH and the planes of water,the Distributed Control System is designed,composed by PC called epigyny computer and SCM 8098 called hypogyny computer,and some sensors,shift deliver utensils and related meet orifices of parameters gathering and figures communication. The idea and work processes of some program modules are also introduced here. The programs in epigyny computer include the program of mutual interface between operator and computer,figure disposal program and chart output program,which are exploited with Visual Basic 6.0. And the programs in hypogyny computer are composed by figure gathering program,the program of supervision and control of system,communication program and meet orifice program between assemble language and VB,which are designed with assemble language.

本文介绍了国内外污水处理及其自动控制系统的发展过程、当今水平和提高自动化程度的若干新技术；研究了污水处理自动控制系统的内在结构、控制规律、主要特点和设计方法；选取污水处理中的典型参数温度、溶解氧、PH值和液位等为控制对象，设计了以个人计算机为上位机、以8098单片机为下位机，并辅之以传感器、变送器及相关接口单元所构成的二级集散控制系统；介绍了几个主要程序模块的设计思路、工作过程，这些程序模块是：用高级语言Visual Basic6.0开发的上位机人机交互界面程序、数据处理和图表输出程序，用执行效率高的汇编语言开发的下位机数据采集与系统监控程序、上位机与下位机之间的数据通信程序，汇编语言与VB之间的转接程序，等等。

After explaining total design of automated test system for microcircuit , the thesis introduces GPIB standard .

文章在说明了微电路模块自动测试系统的总体设计后，对GPIB标准进行了介绍。

He interceded in my behalf.

他替我说情。