The design method of main mechanisms of the crane , which includes the winch section , rotary bearing , and the extension section , is described . the layout of directing ( triangle ) tri - joint mechanism , which affects the performance of crane greatly , is optimized . at the same time , the load of axles , the rated load capacity which depends on the tipping stability of the crane and the maximal support force of the out - triggers are calculated by the vb programs 本文对于qy25型汽车起重机的设计进行了研究，就汽车起重机主要机构如起升机构、回转机构、伸缩机构的型式及计算方法做出了论述，对影响起重机性能的三铰点布置进行了优化，用vb语言对计算繁琐的起重机桥荷、稳定性决定起重量、最大支腿反力的计算进行了程序编制，对确定中、小型汽车起重机设计方案，具有很强的现实意义。
Aiming at developing a energy analysis software for petroleum produce which have scientificity , practicability , dependability , this article proceed the energy analysis of the main systems and equipments in production process of oil field enterprise , and then make it visual and utilizable through the computer program , achieve the combination of energy analysis and computer program 本文以开发出一套兼具科学性、实用性、可靠性的《石油生产耗能分析软件》为目的，对油田企业生产过程中各主要系统及设备进行了用能分析，并通过计算机程序编制使其可视化、实用化。达到了用能分析与计算机程序的有机结合。
The research achievement has a certain reference value for the program arrangement and prophase work of guan zhong zone water works construction . the methods used and the program technology can be put into extensive utilization such as multi - water source , multi - object water resource development and planning in the future 研究成果对关中地区水源建设的计划安排和前期工作具有一定的参考价值，其研究方法和计算程序编制技术对今后的多水源、多目标水资源开发利用规划工作也具有一定的推广前景。
This article is to analysis the building fire automatic sprinkling system , which accords the formulate of automatic sprinkling fire system design specification ( gb50084 - 2001 ) , uses hydraulic computation and basic formula , on basis of automatic system network configuration , and adopts project programming software visual basics . 0 and microsoft access2002 data base to composite hydraulic computation program of building fire system , and to realize building fire automatic sprinkling system design computerized 本文对建筑消防自动喷水灭火系统(以下简称：自喷系统)的分析，依据《自动喷水灭火系统设计规范》 ( gb50084 - 2001 )的规定，利用水力计算方法和基本公式，在自喷系统管网布置的基础上，采用工程编程软件visualbasic6 . 0和microsoftaccess2002数据库进行建筑消防系统的水力计算程序编制，实现建筑消防自喷系统设计中的计算机化。
This paper analyzes the characters and environment of the software project management , studies various development methods . after absorbing the knowledge of software engineering , project management , object - oriented method , system engineering , artificial intelligence , distributed network management system , character and mapping technique , this paper puts forward the agent - based method in software project management and lucubrates the agent - based system analysis , system design and programming . it also constructs the agent - based program model by unified modeling language 本文针对软件开发项目管理的特点和环境，分析比较了各种开发方法，吸收了软件工程、项目管理、面向对象方法与技术、系统工程、人工智能、分布式网络管理系统、特征及映射技术等领域的知识，提出了基于agent的软件开发项目管理方法，对基于agent的软件开发项目的系统分析、系统设计以及程序编制等方面进行了深入研究，并且采用可视化统一建模语言来自动生成基于agent的应用程序模型。
The jobs in the first group , such as retail sales , food services , trucking and janitorial services , which are unskilled occupations , are low wage , while in the second group are high - paid investment bankers , computer programmers , high technicians , etc . , who are able to solve complicated problems by applying information 第一类职业，诸如零售、饮食、货车运输和房管部门，均属非技术性职业，薪水低；而第二类则包括高薪的投资银行家，计算机程序编制者，高级技术人员，等等，他们能运用信息来解决复杂的问题。
The paper expounds on the theory , concept and application of reed - solomon code by the brief introduction of error controlling system and channel coding , and finally finishes the design of rs code coder and decoder under the guidance of dvb - c standards by consulting the related references 本论文通过对差错控制系统及信道编码的简单介绍，进而阐述了reed ? solomon码的原理、概念和应用，参考有关文献，完成了在dvb - c标准下对rs码编译码器的算法的程序编制和硬件的结构设计。
The method uses piezoelectric transducer ( pzt ) as vibration - compensating device . the design of electro - circuit and the control flow with dsp are described in details . the mechanism of pzt driven mirror and the pzt driver are greatly improved on their performance of frequency response and linearity 文中详细讨论了用于单点式抗振方案的电路设计及dsp的程序编制，并对系统频响的瓶颈? ? pzt移相器的机械结构和驱动电源作了改进，使其频响及线性度大大提高，从而整体上提高了抗振的效果。
Firstly , this research has accomplished the designing of databases according to the request , i . e . the part of memory and change for data . then accomplished the calculation body , i . e . the function of energy analysis in the course of the program . lastly , this research has accomplished the whole interface of software , achieved the goal for use 首先，根据要求完成了数据库的设计，完成了软件的数据交换及存储部分；而后，在程序编制过程中，完成了软件的计算主体，实现了能量分析功能；最后，设计完成了软件的整体界面，达到了使用要求。
Witch has worked out the tooth shape of datum rack and computer simulation of gear manufacture . pointedness , undercut and tooth tip becoming sharp are analysed . tooth thickness calculation and measurement , superposition coefficient calculation and belt length calculation are resolved 2 、给出了基准齿条的齿廓形状，进行了齿轮加工计算机模拟，分析了可能出现的棱角问题，进行了齿轮内齿顶圆的求解、根切问题分析、齿厚计算与测量、齿顶变尖的分析、重合度的计算、带长度的计算及齿轮设计的程序编制等。
