整个系统

Only flat machine control system from personal computer and industrial production object two most of groups become, it is rear that clear overheat quick resistance sensing element of this paper measure for some courses of giving assigned scope for systematic temperature on project through amplifier millivolt to enlarge ,analyse with only flat machine, handling uses program through PID algorithm to control entire process, needs ADC0809 in system,8155th class chip.

单片机控制系统由微机和工业生产对象两大部分组成。本文通过热敏电阻这个敏感元件，对工程上一些对系统温度给与规定范围的过程，通过放大器毫伏量放大后，用单片机进行分析，处理通过 PID 算法用程序控制整个流程，系统中需要 ADC0809，8155等芯片。

For the whole switched system, a suitable switched law is designed to ensure: 1 the state of the closed-loop system, at the time of the transition, resides in the stability region of the mode that the system is switched into; 2 the Lyapunov function for each mode is nonincreasing wherever the mode is reactivated, thereby guaranteeing the stability.

对整个切换系统，设计适当的切换律以保证： 1在切换时刻，闭环系统的状态处在切入系统的稳定区域内； 2切入模块的Lyapunov函数是非增的，从而可保证稳定性。

System speaking of the Master CAM, first must establish the components the geometry model, according to the components actual size, draws its processing part the contour line, does not need to draw the entire components the model, guaranteed the computation production the cutting tool way coordinates accuracy, and may use the Master CAM Chinese Library level the function, when determination cutting tool way, transfers or the hideaway, the selective treatment needs contour line; Next, the formulation processing craft and the definite craft parameter, chooses the cutting tool, the processing semi finished materials, the work piece origin of coordinates again and so on, establishes the work piece coordinates system, definite work piece coordinate system and engine bed coordinate system relative size, thus obtains the components processing correct cutting tool way; Finally, the simulation function which system provides using the Master CAM, the realization simulation processing.

对于Master CAM系统而言，首先要建立零件的几何模型，根据零件的实际尺寸，画出其加工部分的轮廓线，无需画出整个零件的模型，以保证计算生成的刀具路径坐标的正确性，并可利用Master CAM中图层的功能，在确定刀具路径时，加以调用或隐藏，来选择加工需要的轮廓线；其次，制定加工工艺并确定工艺参数，再选择刀具、加工毛坯、工件坐标原点等，建立工件坐标系统，确定工件坐标系与机床坐标系的相对尺寸，从而得到零件加工的正确刀具路径；最后，利用Master CAM系统提供的仿真功能，实现模拟加工。

Commonly used methods of quadrature coherent detection are summarized, as well as their

建立雷达系统的各个模块后，对整个雷达系统的高重频工作模式进行了仿真测试，表明该系统能够有效地抑制杂波、检测目标。

The paper has studied the follow questions: In the overall design on this control system, it raises data collecting and control system based on the single microcomputer, matched special use data redisplay card ad PC computer system. The single microcomputer system, special use data redisplay card and PC computer construct the data collecting and controlling system of beam pumping unit.

该论文主要从以下几个方面进行研究和设计：在控制系统总体设计方面，提出了以单片机为核心的数据采集和控制的单片机系统，配以专用数据回放卡和PC微机，三者有机结合构成整个抽油机数据采集、实时控制和数据处理系统。

The hardware circuitry of the whole digital scan conversion system is realized through the complex programmable logic devices so as to improve stability, flexibility and real-time of the digital hardware circuitry. A high-performance digital scan conversion system is researched and developed.

整个数字扫描变换系统的硬件电路都使用复杂可编程逻辑器件实现，增加了数字电路系统的实时性、稳定性和灵活性，设计和实现了一种高性能的数字扫描变换系统。

Ccording to the application research of expert system in production process of soaking pit s, this paper answers how to build the rules, facts and the processor of expert system, how to run the expert system and how to design the interface.

通过对专家系统在均热炉群生产过程中的应用研究，探讨了在线专家系统建立的规则、事实、推理机的构成，运行方式及接口设计的实现；阐述了利用能表达知识的规则进行均热炉加热方法控制和配合轧机工作规律的出钢顺序控制的方法，并与控制系统相配合，达到科学管理整个均热炉生产的目的。

This paper establishes the schedule risk analysis model of network planning. Based on the simulation method, schedule estimate and statistical distribution of projects are given, then the risk distribution of total period is obtained.

网络计划的仿真就是在计算机上模仿工程系统实际执行中的运行状态，并对工程系统在整个运行期间内状态的动态变化进行观察和统计，使人们从仿真结果中了解系统的基本特性。

According to the above problem, this research firstly divides the petroleum development system into three subsystems according to the structure of oilfield output, and then sets up the state transfer equations of oilfield development system by embedding the function simulations and the transfer rule between the total output and the subentry outputs.

本文从整体优化的角度出发，将整个油气开发系统按其产量构成划分为若干个子系统，在研究总产量与其分项产量之间递变规律的基础上，结合功能模拟建立了油田产量开发系统的状态转移方程，并在此基础上利用目标规划建立了油田五年规划模型。

The managing and booking system, its development that basic information sum structure of beak labor cost superintendence the system is a model to primarily include the creating of postscenium database the sum to support and the front end apply the procedure's development tael the side.

介绍了数据库技术以及WEB数据库技术的背景及Windows NT IIS SQL Server Access ASP系统的一般原理。阐述整个基于WEB数据库技术构建的动态网站的系统结构及工作原理；分析了系统实现中的难点和重点。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。