查询词典 trusteeship system

The research work of this paper is divided into five parts: The first ,according to the work characteristics of ship's auxiliary boiler, this paper is to design applied project in the automatic control system of ship's auxiliary boiler; The second, according to the work request of the cargo winch of alternating three-speed change-pole speed-adjusting, this paper is to determine adopting the method of the PLC control; The third, this paper is to design PLC application in three -phase induction motor control, to give the ladder chart, program and input and output circuit diagram; The fourth, this paper is to research the method of the ship's combined starting screen automatic control with the PLC; The fifth, this paper is to inquire the possibility of apply the PLC in ship's engine room surveillance system; According to the comprehensive analysis of above actual example of ship's auxiliary machinery automatic system with the technique of PLC; not only can use the technique of PLC to replace traditional relay-contactor control technique in ship's auxiliary machinery automatic system, but also can get the conclusion of the former is more dependable and more clever than the latter, the maintenance is more convenient, thus develop a new path for ship automation.

本文研究的工作主要包括五个部分：第一，根据船舶辅锅炉的工作特点，设计PLC在船舶辅锅炉自动控制系统中的应用方案，主要有PLC选型及输入输出点的设计，画出系统控制梯形图并分析工作原理；第二，根据交流三速变极调速起货机的工作要求，确定采用PLC控制的方法，进行控制系统的硬件设计和软件设计，并分析工作原理：第三，设计了PLC在三相异步电动机控制中的应用，给出了控制梯形图、程序及输入、输出接线图；第四，研究了用PLC实现船舶组合起动屏自动控制的方法，进行了系统的电源设计和软件设计，给出系统工作流程图；第五，探讨了船舶机舱监视系统应用PLC的可行性，将继电器报警线路改为用PLC控制报警，给出系统硬件图和软件梯形图，并分析了PLC机的选型、抗干扰和应用PLC的经济效益和社会效益等问题。综合以上船舶辅助机械自动控制系统采用PLC技术的实例分析，可以得出船舶辅助机械自动控制系统不但可以使用PLC技术取代传统的继电器接触器控制技术，而且前者比后者更可靠、更小巧，维护保养更方便的结论，从而为船舶自动化开辟了一条新的路径。无忧毕业设计网 www.5ubs.cn

The system is composed of three subsystems: the op tical sensor system, vibration signals collecting and preprocessing system, real-time data processing system.

系统主要由光电传感系统、振动信号采集与预处理系统、叶片振动数据处理系统3部分组成。

And what we do Computer lab fire prevention burglary-resisting system to answer require but make this, computer lab fire prevention burglary-resisting system adopt the infrared sensor, Temperature sensor, gas detector have lens , spend system able to programmer simulation circuit and picture transmit and implement and control 2 4 hours to computer lab correctly with subminiature device, Find unusual situation auto alarm , play a firing prevention and guard against theft role really , can make computer system relatively safe in one, In the reliable environment, operate steadily for a long time, and lengthen service life to the best of one's ability.

而我们讨论的机房安全措施正是应此要求而做的，机房安全措施统通过红外传感器，温度传感器，气体探测器还有摄像头，利用系统可编程模拟电路ispPC20以及用CCD超小型器件对图像传输对机房实施二四小时监控，发现异常情况自动报警，真正起到安全防范的作用，能够使计算机系统在一个相对安全，可靠的环境里，长时间稳定地运转，并尽可能延长使用寿命。

C Supports both Firmware Hub and LPC Memory Read and Write Cycles Auto-detection of FWH and LPC Memory Cycles C Can Be Used as FWH for Intel 8xx, E7xxx, and E8xxx Series Chipsets C Can Be Used as LPC Flash for Non-Intel Chipsets Flexible, Optimized Sectoring for BIOS Applications C 16-Kbyte Top Boot Sector, Two 8-Kbyte Sectors, One 32-Kbyte Sector, Three 64-Kbyte Sectors C Or Memory Array Can Be Divided Into Four Uniform 64-Kbyte Sectors for Erasing Two Configurable Interfaces C FWH/LPC Interface for In-System Operation C Address/Address Multiplexed Interface for Programming during Manufacturing FWH/LPC Interface C Operates with the 33 MHz PCI Bus Clock C 5-signal Communication Interface Supporting Byte Reads and Writes C Two Hardware Write Protect Pins: TBL for Top Boot Sector and WP for All Other Sectors C Five General-purpose Input Pins for System Design Flexibility C Identification Pins for Multiple Device Selection C Sector Locking Registers for Individual Sector Read and Write Protection A/A Mux Interface C 11-pin Multiplexed Address and 8-pin Data Interface C Facilitates Fast In-System or Out-of-System Programming Single Voltage Operation C 3.0V to 3.6V Supply Voltage for Read and Write Operations Industry-Standard Package Options C 32-lead PLCC C 40-lead TSOP

0第0页，本页显示记录0-0，共0条记录分0页显示C支持两种固件中心和LPC内存读取和写入周期自动的FWH和LPC的记忆圈C检测可以用于英特尔8xx系列，E7xxx，E8xxx系列芯片组和C可以用作FWH与至于非英特尔芯片组的BIOS应用柔性优化扇区开放16字节热门引导扇区，两个8 - Kbyte的，一个32字节部门，3个64 - Kbyte的C或存储阵列，线性预测编码闪光可分为四个统一为两个可配置的接口擦除的FWH / LPC接口为64 - Kbyte的行业，系统运行C地址/地址多路复用在制造过程中用于编程接口的FWH /线性预测编码界面C与33 MHz的PCI总线时钟 5信号通信接口进行操作，支持字节读取和写入引导扇区的顶部和WP C两硬件写保护引脚：任务型为所有其他部门 5个通用输入的系统设计的灵活性识别的多种设备选型部门登记销锁定为个别部门读取和写保护的A /阿复用界面C 11引脚复用引脚地址和8引脚的数据界面C促进快速系统内或外的系统编程的单电压3.0V至3.6V的操作供应的读取和写入操作业界标准的封装选项电压 32 -引脚PLCC 40引脚的TSOP

In order to improve the existing generic service oriented intrusion tolerant system in aspect of architecture and function, this paper presents an improved adaptive intrusion tolerant system with improved architecture, functional modules and key techniques. From an overall consideration of the system, mixed with firewall, intrusion detection and other traditional technologies, IAITS combines redundancy, diversity and various fault tolerant techniques, thus enhancing reliability through active replication and secure multicast, reaching tradeoff between system complexity and intrusion tolerance ability by redundant design only in most vulnerable components, and supporting data protection on the basis of architecture with only a little extra cost in software and hardware by making use of topological coherence between application servers group and key share servers group.

本文针对目前面向通用服务的容忍入侵系统在架构和功能上的不足，提出了一种改进的自适应容忍入侵系统，在系统结构、功能模块以及关键技术上做出了改进的设计：从整体上考虑系统结构，将防火墙、入侵检测等传统的安全技术融合到容忍入侵系统的设计中；综合了以冗余与多样性为主的多种容错技术，采用主动复制与安全多播，增强了系统的可靠性；仅在最易受攻击的部件上采用冗余设计，兼顾系统复杂性与容侵能力；利用应用服务器组和密钥服务器组在拓扑结构上的一致性，在基本不增加软硬件开销的情况下，从架构上支持数据保护的功能。

The new control and data collecting system can run on WINDOWS system. The data of tapping toque can be input into EXCEL software system to deal with. This new system realize showing of the data on line so it is useful to monitor the condition of the tapping.

在对"一种振动攻丝在线故障诊断的方法及其装置"进行系统分析的基础上，提出了对其进行改进设计和再开发的工作思路，并优化设计了振动攻丝控制与数据采集系统的硬件电路板；把原有系统的操作平台提高到WINDOWS操作系统；攻丝扭矩数据可以存入文件或直接写EXCEL进行处理；实现了攻丝扭矩数据的在线采集和动态显示。

The process of random load action was described with the Poisson stochastic process and the time de pendent reliability models of series system, parallel system and k/n system were developed with the probability differential equation and total probability formula when strength degenerated as time, Taking the degeneration of strength following the exponential rule as an example, the relationships between the reliability and failure rate of system and time were studied.

采用泊松随机过程来描述载荷的作用过程，运用概率微分方程和全概率公式建立了强度随时间退化时的串联系统、并联系统以及k/n系统动态可靠性模型。以强度退化服从指数退化规律为例，研究了串联系统、并联系统以及k/n系统的可靠度和失效率随时间的变化规律。

objective to study the correlation among psychosomatic health factors,depression,anxiety and sleep status in college students,to analyze influence factors in sleep status.methods with questionnaire opened in-vestigation,200college students were evaluated using cornell medical index,self-rating depression,self-rating anxiety scaleand pittsburgh sleep quality index.stepwise regression analysis was used.re-sults total score of sds was35.55±7.8,and sas was0.48±0.9.each score of cmi was higher than normal range,the highest was digestion system,next was respiration system,then,fatigue,eyes and ears,anxiety,sensitivity,tension,maladjustment in turn.total average score of psqi was6.32±3.6,ordinary sleep were115cases（57.5%）,good and bad sleep were42（21%）and43（21.5%）cases respectively.influence factors in total score of psqi were sas,cmi,respiration system,anxiety,past healthy,digestion system,fatigue,sensitivity,sds and malad-justment in turn,using stepwise regression analysis,total score of psqi as dependent variable,each factor score of cmi,total score of sds and sas as independent variables.conclusion problems of psychosomatic health,anxiety and depression could both lead to sleep disorder.

目的 研究在校大学生心身健康因素及抑郁焦虑等与睡眠状况的相关性，并对影响睡眠状况的有关因素进行分析。方法采用问卷式的开放性研究，对在校的200名大学生进行康奈尔心身健康问卷、自评抑郁量表、焦虑自评量表和匹兹堡睡眠质量量表的测定，采用逐步回归分析方法。结果 sds总分为35.55±7.8、sas总分为0.48±0.9，cmi评分：消化系统最为严重评分为2.52，其次为呼吸系统、疲劳感、眼和耳、焦虑、敏感、紧张、不适应等，评分均高于正常常模。psqi总均分为6.32±3.6，一般睡眠有115例占57.5%，睡眠质量较好42例占21.0%，睡眠质量较差43例占21.5%。评估对睡眠状况的影响程度，以psqi总分为因变量，选择cmi各因子分和sds、sas总分作为自变量，进行多因素逐步回归分析，进入方程的因素依据标准化偏回归系数，影响psqi总分的因素依次为sas总分、cmi总分、呼吸系统、焦虑、既往健康、消化系统、疲劳感、敏感、sds总分、不适应（f=226.8；p.01；r=0.73）。结论心身健康问题和焦虑抑郁可导致睡眠障碍。

So that, we should do some effective transfor2 mation among these three systems, including time system and coordinate system. For the requirement, the time system and coordinate system for each of them are analyzed in details. And then, the method of time transformation and the model of coordinates transforma2 tion among GPS, GLONASS and GAL ILEO are p roposed based on lots of integration, certification and calculation.

这就需要我们对此三个系统的时间系统以及坐标系统进行有效的转换，本文就是基于这样的需求，详细介绍并分析了此三大系统中各自的时间系统与坐标系统，通过对多方资料的综合、推证与计算，综合得出GPS、GLONASS以及GAL ILEO三大系统间的时间转换方法及坐标转换模型与公式。

In chapter 4, basing theories and methods of scientific visualization, and artificial neural network BP algorithm, we integrate the Visual C++, OpenGL graphics library and Excel VBA technique to develop the program of artificial neural network and to make the BP algorithm visually, this program works can be divided into four parts: Using C language to develop program about BP algorithm; Using Visual C++, develop the GUI Interface, make input parameter visually; Using OpenGL graphic technique to display the training sample point in three dimension; at last using Excel DDE technique display the error graphic tables in Excel system In chapter 5, on the view of engineering application, we establish new method of surface reconstruction basing artificial neural network, develop interface program between module and commercial CAD/CAM system, meantime deeply discuss some key problems, for example, setting up the base plane, using the API technique, cutting and editing surface boundary, and also discuss the more compliant problem: how to intersect surface, at end we finish the work of translation from our surface reconstruction module to commercial CAD/CAM system, then make reverse engineering system basing artificial neural network more useful.

第四章基于科学计算可视化理论，依据人工神经网络BP算法理论模型，综合Visual C++，OpenGL图形库以及Excel VBA等多项软件开发技术，编制了人工神经网络程序，实现了BP算法的可视化映射。具体工作分为四部分：利用C语言实现人工神经网络BP算法；利用VisualC++的GUI技术开发图形用户界面，实现参数设置可视化；利用OpenGL图形技术进行三维映射，显示学习样本及训练样本点；利用微软电子表格DDE动态数据交换技术，在Excel上动态显示学习误差曲线图。第五章从工程应用的角度出发，提出了一种新的基于人工神经网络算法的曲面裁剪重构方法，完成了曲面重建模块与通用CAD/CAM系统的接口设计工作，对其中的若干关键问题进行了深入讨论，例如基平面设定、API技术的应用、边界裁剪等问题，同时，对曲面计算中较为困难的曲面相交问题也进行的专门探讨，最终完成了曲面重建模块向CAD/CAM系统的数据传输工作，使人工神经网络逆向工程系统趋向实用。

Alternatively, the con- trollers can use the synchronous rectifier itself or loss- less inductor current-sensing methods to provide overload protection with lower power dissipation.

另外，康威特罗勒斯可以使用同步整流器本身或亏损减少电感电流检测方法，以提供低功耗过载保护。

Mr. Dauber's other Schatz hangs in his home movie studio.

多伯把沙兹的另一件作品挂在家里的电影室。