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The reliability of the design project is modeled and calculated based on reliability theory of computer system and Markov chain.

利用计算机系统可靠性理论和马尔可夫链理论对该系统方案的可靠性进行建模、计算和分析。

Based on the fuzzy mathematics theory, the math model of the fuzzy optimal design for the gear reducer is set up and a computer optimal interface that gear optimal design plan is developed.

基于Pro/E的支撑平台，以Pro/TOOLKIT和MFC类库作为核心技术，提出了基于模糊优化设计理论的计算机辅助齿轮设计方案，结合模糊数学的基本原理，建立了齿轮传动模糊优化设计的数学模型，开发出一套计算机辅助齿轮优化设计的系统软件，分别给出了普通优化设计和模糊优化设计的计算结果，体现了模糊优化设计的优越性。

In the paper, the image measure's value of theory and practice based on computer vision is emphasized.

在综合大量国内外视觉检测技术资料的基础上，简单论述了视觉的发展历程；概述了视觉检测技术的国内外现状和研究动态，介绍了视觉检测技术的应用成果。

Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows:①reviewed entirely the origin and evolvement of the concept "sustainable development", stated and commented the study status in queue on"sustainable development"around national and international range, thorough discussed the science connotation about the concept "sustainable development";②looked back and commented across-the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings;③expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory;④thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the MATLAB software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the B-J method and Morte-Carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources;⑤synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming, mathematical statistics, random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality;⑥analyzed the inside condition and outside condition to assure the sustainable and optimum exploitation of groundwater resources, the inside conditions are the follows: correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows: the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water-saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology;⑦scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy;⑧point out the more directions on groundwater resources.

它将为制定水资源的可持续发展目标和战略决策提供科学依据，为制定社会、经济可持续发展战略提供理论基础。基于以上考虑，论文主要从以下几方面对地下水资源可持续开发问题进行了比较深入的探讨：①全面回顾了"可持续发展"概念的由来与演变，对国内外"可持续发展"的研究现状进行了述评，并对"可持续发展"概念的科学内涵进行了深入探讨；②对涉及地下水资源的一些最基本的概念和命题进行了全面的回顾和评述，对目前仍然存在的一些错误观点和混乱认识提出了自己的见解；③全面阐述了地下水资源变值系统理论的内容和意义，并与传统的地下水资源计算评价方法进行了对比分析，结合实例具体说明了方法的应用；④深入分析了地下水资源预测预报工作的极端重要性和复杂性，对传统的地下水资源动态预测方法进行了全面的评述，指出了各类预测预报方法的特点及适用条件，对最近二十多年刚发展起来的小波分析技术的主要思想和方法及其应用范围，以及号称第五代计算机语言的MATLAB软件和附带的小波分析工具箱进行了介绍，并应用于地下水动态过程线的分析，采用时间序列中的B-J法，蒙特卡罗方法，与地下水资源变值系统理论相结合，探讨了地下水动态资料分析和地下水资源预测预报的新思路；⑤综合分析了现今各类地下水管理模型的特点及缺陷，将数学规划、数理统计、随机过程等与地下水变值系统理论相结合进行地表水地下水或多水源的联合优化调度，使模型更准确、更实用；⑥对保证地下水资源可持续开发的内部条件和外部条件进行了分析，内部条件主要是正确的资源观，科学的资源计算与评价方法，可靠的资源预测预报技术，可操作的资源管理措施，外部条件主要是高层发展思路、管理体制的变革、配套的政策法规、经济杠杆的调节、人文素质的提高、节水意识的增强及具体节水措施、人口增长的控制、水体污染的防治、生态的恢复和重建等；⑦从宇宙科学、地球系统科学及哲学的高度审视地下水资源的可持续开发；⑧指出了地下水资源可持续开发的进一步研究方向。

The computer simulation and DSP based experimental results show that this meth...

计算机仿真和DSP硬件实验表明，该方法适用于单相DVR的电压凹陷实时检测。

The interatomic potentials are very important in the computer simulation of condensed matters, especially for their properties and evolution processes based on molecular dynamics and Monte Carlo method. The choice of interatomic potentials affects the results greatly, which depends on the types of interaction, e.g.

原子间相互作用势是凝聚态物质在原子尺度上进行计算机模拟的基础，特别是用分子动力学和Monte Carlo方法对凝聚态物质的性质和过程进行模拟时，合适的原子间相互作用势是得到有意义的结果的前提和条件。

Instruction System Extention and Microprogram Design ofModel Computer;2. In the paper,a new idea of controlling and managing complicated logic circuits by on chip microprogram is suggested, since XILINX FPGA is ROM based.

文中根据XILINX的FPGA产品具有片上ROM的特性，提出了在其内部实现微程序控制和管理复杂逻辑电路的新思想，并且在实际应用中取得满意的效果。

A topdown design of an 8bit RISC MCU is presented, in order to overcome the limitation of MCS51 microcontroller The core is based on Harvard architecture with 16bit instruction length and 8bit data length The performance of the MCU has been greatly improved by introducing singleclockcycle instructions, setting multiple highspeed working registers, replacing microprogram with direct logic block, etc FPGA verification and computer simulation show that its maximum clock frequency and instruction e...

在对传统的MCS51系列单片微控制器的局限性进行分析的基础上，设计了一种基于增强8位RISC构架的微控制器内核。该MCU核采用哈佛结构、16位指令字长和8位数据字长，通过设计单周期指令、在内部设置多个快速寄存器及采用硬布线逻辑代替微程序控制的方法，加快了微处理器的速度，提高了指令的执行效率。计算机仿真验证和FPGA仿真验证的结果表明，该MCU的最高时钟频率和指令执行效率等指标均优于MCS51的5倍以上。

Starting from the hardware configuration of the computer, a variety of hierarchies of control information at the microprogramming level is considered, the formal definition of microoperations is developed, and the microinstructions are organized based on the physical parallelism between microoperations.

从计算机硬件结构出发，研究了微程序级中不同层次的控制信息，给出了微命令和微操作的形式定义，然后根据微操作的物理并行性提出了构造微指令的方法。

The network transmission part is based on TI's TMS320C6000 series DSP and the Network Development kit.The Ethernet interface between DSP and computer cluster has been implemented and the test on the performance of the interface has been made. Furthermore, the relationship between the number of hydrophone sensor heads and the network bandwidth has been analyzed which leads to the method of how to calculate the minium bandwith of network given the scale of the hydrophone array.

网络传输部分以TI公司TMS320C6000系列DSP和NDK网络开发程序套件为基础，实现了DSP和集群系统之间水声数据的百兆以太网接口，进而对该网络接口的传输性能进行了测试，并分析了水听器探头数目和网络带宽的关系，得出了计算给定规模水听器阵列所需最小网络带宽的方法。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。