查询词典 presence control

Elevator's type are manyand varied, comes the minute according to the control mode to havethe signal control elevator, the collection elects to control theelevator, the last part chooses the control elevator and so on.this design has mainly completed PLC in the elevator automationcontrol application, mixed economy performance and reliable and soon several big factors, has chosen FX2 in the lift control systemseries PLC, it is the Mitsubishi Corporation high performance smallmachine's representative works.

电梯的种类多种多样，按控制方式来分有信号控制电梯，集选控制电梯，下集选控制电梯等。本设计主要完成了PLC在电梯自动化控制中的应用，综合经济性能及可靠性等几大因素，在电梯控制系统中选择了FX2系列PLC，它是三菱公司高性能小型机的代表作。

Main product of automation control: various of industrial automation control equipments; PLC Cupboard; frequency conversion cabinet; constant Voltage water supply system; computer machine room and electromagnetic room environment intelligent control system; temperature and humidity controller; XK serious signal controller; elevator group supervisory control system; intelligent lighting contro system; hydroelectric power station gate control system; The implementation automation controlling tasks with the Single Chip Microcomputer development and Line Communication is hardware and software system adjustment and testing designated unit of domestic waste heat generating project.

自动化控制分部主要产品有：各种工业自动化控制设备；PLC柜；变频启动控制柜；恒压供水系统；机房和变电室环境智能化控制系统；温湿度控制仪；XK系列信号控制仪；电梯群控系统；智能化照明控制系统；水电站闸门控制系统；利用工业单片机的开发和载波通讯技术实现各种自动化控制任务。是国内余热发电项目软硬件定点系统调试单位。

The results show the agglutinative activity, SOD activity, CAT activity and lysozyme activity in serum of Cyprians carpio increased in contrast to that of control group. The activity of fed lectin from Porphyra yezoensis group was 3.0, 0.8, 3.9 and 1.0 times, respedctively, as much as that of control group. The activity of fed lectin from Undaria Pinnatifida group was 1.0, 0.4, 3.0 and 0.7 times, respectively, as much as that of control group. The activity of infusing lectin from Undaria pinnatifida group was 3.0, 0.3 and 1.8 times, respectively, as much as that of control group. The activity of infusing lectin from Porphyra yezoensis group was 3.0 and 0.7 times, respectively, as much as that of control group.

实验结果表明，投喂和灌喂凝集素后，鲤血清中凝集素、超氧化物歧化酶、过氧化氢酶、溶菌酶活性与对照组相比都有提高，其中投喂条斑紫菜凝集素组比投喂对照组依次提高3.0倍、0.8倍、3.9倍、1.0倍；投喂裙带菜凝集素组比投喂对照组依次提高1.0倍、0.4倍、3.0倍、0.7倍，灌喂裙带菜凝集素组比灌喂对照组依次提高3.0倍、0.3倍、1.8倍；灌喂条斑紫菜凝集素组比灌喂对照组依次提高3.0倍、0.7倍。

Considering the significant practical meaning of experimental platform for network control system research, the author implements an Ethernet Networked Motion Control Open Platform, which includes a speed servo motor driver as a net node with embedded Ethernet interface using digital signal processor; a network controller based on PC which is convenient for realizing sorts of control algorithm; network flow disturbers, helping control on network congestion; a visual graphical monitor system on real time network data, displaying control system state curve dynamically.

系统选用电机速度伺服控制系统作为网络控制的目标对象，采用高性能数字信号处理器设计实现了内含以太网接口的电机驱动器网络化节点；设计了可方便实现各种控制算法的基于PC机的网络控制器；设计了网络流量干扰节点，可对网络拥塞程度实现定性控制；设计实现了图形化网络数据监视系统，动态显示控制系统状态曲线。

This paper firstly analyzes its reason, some main control ways, then come to the writer's view that we should make full use of supervision's experience on technique and management, control effetely from beginning, on-going, and end of project, and control from material, construction method , and give help to the contractor both on technique and finance. The writer's discussion basing on supervision control theory, detail introduces some quality control methods.

本文着重分析了在大体积混凝土工程中裂缝产生的原因，并指出易发生问题的几个关键环节，认为单一依靠承包单位的管理是不能保障这个关键分项工程的顺利实施，提出应当充分发挥监理企业在技术上和管理上积累的经验，从施工准备阶段入手，在事前、事中和事后等环节采取有效的控制措施，特别是对原材料严加控制，对施工方案认真审核，对关键的控制环节措施到位，从技术上、经济上帮助承包单位确定合理的施工方案，防止温度裂缝给工程带来的隐患，确保大体积混凝土的施工正常有序的进行。

Make signal be called binary system numeral to make for the make of binary system signal, the binary system make and is divided into a binary system to move key to control(2 ASK), the binary system Pin move key to control(2 FSK), the binary system mutually move key to control(2 PSK) with bad cent the binary system mutually move key to control(2 DPSK) etc. variety basic type, this topic main is numeral the frequency make and call Pin to move key to control.

调制信号为二进制信号的调制称为二进制数字调制，二进制调制又分为二进制幅移键控（2ASK）、二进制频移键控（2FSK）、二进制相移键控（2PSK）和差分二进制相移键控（2DPSK）等多种基本的类型，本课题主要是数字频率调制又称频移键控。

The main techniques of this system are as follows: Simulated digital map of field surveillance radar, aircraft objects display and graphic operations Simulated mathematical models of ground motions of the aircrafts Simulated realization of all kinds of airport control orders Processing of aircrafts'taxiways selection Tight coupling of airport and approach control Designs of training courses about airport control based on the standard of International Civil Aviation Organization This paper introduces the design and realization of simulation system of the field surveillance radar in detail, including five parts: The first part generally introduces Civil Aviation Air Traffic Control and simulated training of air control radar, and then analyzes the simulation requirements of the field surveillance radar, finally, presents works of the author in this simulation system items.

机场场面监视雷达仿真系统是快速高效并且低成本培养和提高塔台管制人员特别是管制学员的塔台管制技能的重要工具和设备，该系统具有以下技术要点：机场场面监视雷达仿真数字地图和航空器目标的显示以及图形操作航空器地面运动的仿真数学模型各种机场管制命令的仿真实现地面航空器滑行路线选择处理机场管制与进近管制的紧密结合按照国际民航组织标准进行设计机场管制训练课程本文详细地介绍了场面监视雷达仿真系统的设计和实现，一共分五个部分：第一部分概括介绍民航空中交通管制和空管雷达仿真训练，分析机场场面监视雷达仿真的需求情况以及作者在该仿真系统项目中所做的工作。

The control strategies of system include: model reference adaptive control, slipform variable structure control, fuzzy control, single neuron control and so on..

该系统控制策略包括：模型参考自适应、滑模变结构、模糊控制、单神经元等控制。

Fully automatic burn free block machine adopt PLC control system, it can set the various actions through adjust the flow, press etc technique parameters by touch screen,, achieve machine-human talking, the control system mainly included three units,(1) fully automatic batching and mixing control system (2) brick forming machine, pallets transferring control system (3) stacking block machine control system

全自动砌块成型免烧砖机PLC控制系统；切块成型机的全过程采用PLC智能控制，可通过触摸屏设定各个动作的流量、压力等技术参数，实现理想的人机对话。控制系统主要包括3个控制单元组成：（1）配料搅拌全自动程序控制系统，（2）成型主机、运输板机、升、卸板机自动程序控制系统，(3)码垛机控制系统。本系统的电器元件均为进口的品牌产品，如日本三菱、欧姆龙、德国西门子等，性能可靠，故障率低。

More than ten years ago,"the negative day" the numerical control line cutting engine bed first applies and the actual production, starts the control bench is uses the transistor separative element assembly to become, after but uses the integrated circuit, now to is using the direction which the microcomputer controls to develop, Therefore this definition design "the electrical fire colored thread cutter automatic control" is by 8031 shrapnel machine took the control core, step-by-steps the electrical machinery achievement to actuate the electrical machinery, the diffraction grating a closed-loop control system which constitutes as the position examination part.

十多年前，&负旦型&数控线切割机床首先应用于实际生产，最早控制台是由晶体管分离元件组装而成，逐渐采用集成电路，现在正向采用微型计算机控制的方向发展，因此本论文设计的&电火花线切割机的电气控制系统&是以89C55单片机作为控制核心，步进电机作为驱动电机，光栅作为位移检测元件而构成的一个闭环控制系统。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。