查询词典 holonomic system

At First, the thesis researches the dynamic characteristic of servo valve, model of dynamical outfit about valve control unsymmetrical hydraulic ram, influence of the additional disturbing force and the systematic static error, on the base of analysis of fatigue testing machine system. Then the mathematical models of position control system and force control system are built. According to the principle of load-matching, the hydraulic dynamical outfit and power source system are designed and components are chosen. Then the correlative parameters of system model are calculated and the simulation study is carried out.

研究了伺服阀的动态特性、阀控非对称液压缸系统的动力机构模型、附加干扰力的影响以及系统静差，继而建立了位置控制系统和力控制系统的数学模型，并在此基础上计算系统相关参数，对系统进行了仿真研究，进一步分析了系统的稳定性和可控性。

2Aim to the instance of AJiuTian hydropower project, on the basis of thedeep analysis for system exploitation, surrounding three goal of hydropowerengineering, the management and control system of dynamic visual information forhydropower engineering is developed. The development of method of schedulemanagement and control system, investment management and control system, qualitymanagement and control system, engineering three-dimension dynamic visualsimulation, engineering geology three-dimension dynamic visual simulation areadvanced, management and control of dynamic visual information for hydropowerengineering faced construction scene is realized, which provide manager with fast,exact decision-making support.

2紧密结合云南苏帕河阿鸠田水电工程的具体情况，在分析系统开发思路及原则的基础上，围绕水电工程项目管理的三大目标，研制开发了阿鸠田水电工程可视化动态信息管理与控制系统，提出了工程进度管理与控制系统、工程投资管理与控制系统、工程合同管理系统、工程施工三维动态可视化仿真系统、工程地质三维可视化模拟系统等多个子系统的功能设计及实现方法，实现了直接面向施工现场的工程动态信息的可视化管理与控制，为管理人员提供迅速准确的决策支持。

The main task of this project is to research the mineral legislation system, including mineral resources property rights system , taxes and fees system, relative macro-management system, environment protection system and so on, and then make conc.

在对国外矿产资源环境保护和产权制度进行研究的过程中，作者对照了国内在该方面的理论和实践，认为我国矿业中环境污染和生态破坏的形势非常严峻，严重影响了矿业的可持续发展。

There are six stages of the city development:the grade system of county cities in Han dynasty, the army town system in North and south dynasty,the system of army-and-administration cities in Tang dynasty,the system of freakish army cities in the frontier in Song dynasty,the low tide stage of city development in Yuan dynasty,and the system of dense army cities in the frontier in Ming dynasty.There are some characteristics in the development stages in the study area.

城市发展大致分为六个阶段：汉代郡县为主的城市体系发展时期、魏晋南北朝时期军事重镇为主的城市体系发展时期、唐代军城和郡县为主的军政城市体系演化时期、宋代边境城寨军事城市体系畸形发展时期、元代城市体系发展的低潮时期、明代沿边密集军事城堡体系发展时期。

In order to resolve the problem of the acquirement, management, and analysis for data, and making intelligent decision support in PA, the system is integrated with Global Position System, Geographic Information System, Expert System and Decision Support System.

为了解决精准农业中信息的获取、管理、分析和专家智能决策生成问题，研究并集成了精准农业中的关键技术——全球定位系统、地理信息系统、专家系统和决策支持系统。

The company legal person personality denial system is to the company personality independent system extant flaw recovery and the consummation, opened company veil system's reasonable being suitable for the safeguard, prevents abusiveness which the personality denied, discussion personality denial system's suitable condition, had the important meaning.

公司法人人格否认制度是对公司人格独立制度现存缺陷的补救与完善，为保障揭开公司面纱制度的合理适用，防止人格否认的滥用，探讨公司人格否认制度的适用条件，具有重要意义。

Upon completion of this course, the student should be able to: distinguish between reliability and safety and critically read accident reports, perform a hazard analysis on a computer-based system, write requirements for a safety-critical system and trace safety constraints to design, work with human factors experts in the design of safe human-computer interaction, apply the principles of safe design to both systems and software, critique and evaluate a system design for safety, and design a process for building a safety-critical system.

通过完成这门课程，学生能够：区别可靠性和安全性，精读意外事件报告，运行一个以电脑为基础的系统的危险分析，写出一个安全危急系统的必备条件，并通过追踪安全限制，与人类因素专家合作设计安全的人机交互，在系统和软体中应用安全设计理论，评估一个设计系统的安全性和设计一个建立安全危急系统的步骤。

Aiming at some problems of safety assessment and influence factor of oil﹠gas drilling hoisting system process. The thesis analyses oil﹠gas drilling hoisting system hazard and accident style. From human-machine- environment viewpoint and according to the establishing principle of safety assessment index system, set up oil﹠gas drilling hoisting safety assessment system.

针对油气钻井起升系统作业安全影响因素和安全评价中的问题，分析了油气钻井起升系统作业的危险源及风险事故类型；从人-机-环境系统的观念出发，根据安全评价指标体系建立的原则，构建了包括起升系统设备设施因素、作业人员安全管理因素、安全管理制度因素、事故应急响应因素、作业环境因素的油气钻井起升系统作业的安全评价指标体系。

As to the method of the part information inputting, we use the thoughts of group technology and part characteristic, carry on some modifications on the basis of the OPTIZ system, in order that the system can show to the accuracy grade that is the deficiency of the OPTIZ system. In the processing of craft creating, the system provides the method that the OPTIZ code and the characteristic code of the part combined together to make up the information inputting.

对于其中的零件信息输入方法，利用了成组技术和零件特征的思想，在OPTIZ码的基础上进行了相应的修改，以弥补OPTIZ编码系统对工艺加工精度表示的欠缺；对零件的创成给出了OPTIZ编码和特征组合相结合的零件信息输入方法。

First, the definition, significance, research emphases and status of NC machining verification technology are introduced in this paper. Then the platform—ACIS for the development of verification system, including its development interface, data structure, main functions, features and the application in the system is introduced. And, we indicate in brief the correlative knowledge of NC machining and then discuss the definition of the machining environment of NC machining verification system as well as the way that the module has been developed. Finally, we describe how to make Help Files and the structure of the Help Files in the system.

本文首先对数控加工动态仿真技术的定义、意义、研究重点、研究状况进行了介绍；并介绍了可用于开发数控仿真系统的实体造型平台—— ACIS ，包括 ACIS 的开发接口、数据结构、主要功能与特色以及在数控仿真系统开发中的应用；然后通过简要介绍数控加工的一些相关知识，引出了数控仿真系统加工环境的定义与该模块的实现方法；最后讲述了帮助文件的制作以及该系统帮助文件的结构。

We are in a good position to meet your requirements.

我们完全可以满足你方的需求。

We are all pervade d with a sense of disaster.

我们普遍有大祸降临的感觉。