基础 - 网络例句 - 英语人，englisher

Based on the characteristics of parameterized design and key technologies of knowledge based engineering, and specially according to the characteristics of the construction, figure, assembly-parameter of bicycle frame design, the article has achieved repeated using of experiential parameter and knowledge by adopting methods such as automatic reading experiential datasheet, computing parameter by making use of program, manual data-input or modifying and so on. Based on analyzing the characteristics of Rear End design and the associated characteristics with Chain Stay and Seat Stay, different design methods are analyzed in detail, and rapidly assembling of Rear End, Chain Stay and Seat Stay is achieved by using the method of combining top-down-assembly with down-top-assembly method. Based on analyzing special technologies and UDF characteristics, the repeated using of different sectional shapes by using UDF technology on the tube section design is also achieved, and this will greatly shorten the time spent on fixing the dimensions and orientations on sketches.

在探讨了参数化设计技术特点和知识工程关键技术的基础上，针对自行车车架设计中的结构、形状、装配参数特点，分别采用了读入经验数据表、参数程序求解、手工录入或修改方法实现车架设计经验参数和知识的重复利用；在分析自行车后叉片设计特点及与平、立叉的关联特性的基础上，对不同的设计方案进行了详细分析，并采用自顶向下和自底向上相结合的方法，实现了后叉片的快速装配定位与平、立叉设计相关联；在分析了特征技术和UDF特点的基础上，将UDF用于管件截面的设计上，使各种截面形状能不断重复利用，大大节省了约束草图尺寸和位置的时间。

Design on the principle that security , economy are rational , esthetic , fix up the selection of structure and structural level of every floor, assign , turn into with PK software AutoCAD revise the part behind the structural level well; Adopt stair and floor calculating and designing a teacher to appoint by hand, and calculate the appointed floor with PKPM software, compare with the floor that calculates by hand, fetch the drawing construction drawing of the head of the two; Calculate by hand the frame which the teacher appoints loads, set up good PKPM and calculate the procedur

设计以安全、经济合理、美观为原则，进行结构选型和各楼层结构平面布置，用PK软件布置好结构平面后再转到AutoCAD上进行局部修改；采用手工计算设计老师指定的楼梯和楼板，并用PKPM软件计算指定楼板，与手工计算的楼板进行比较，取二者之长绘制成施工图；手工计算老师指定的框架荷载，建立好PKPM计算框架程序模型，用PKPM计算框架内力并输出文件结果，把PKPM计算得到结构配筋图转到AutoCAD进行局部处理；从PKPM得出的框架构件内力组合，选择三组最不利的组合作为基础设计资料，进行手工设计基础，并用AutoCAD绘制得出基础详图及配筋。

Design on the principle that security , economy are rational , esthetic , fix up the selection of structure and structural level of every floor, assign , turn into with PK software AutoCAD revise the part behind the structural level well; Adopt stair and floor calculating and designing a teacher to appoint by hand, and calculate the appointed floor with PKPM software, compare with the floor that calculates by hand, fetch the drawing construction drawing of the head of the two; Calculate by hand the frame which the teacher appoints loads, set up good PKPM and calculate the procedure model of the frame , calculate frame internal force and output file result with PKPM , calculate , get PKPM structure mix muscle picture turn into AutoCAD carry on part punish; Build up pieces of internal force association from frame that PKPM obtain , choose three group unfavorable association design the materials as the foundation most, carry on the design basis of the craft, and draw and obtain the basic detail drawing and match the muscle with AutoCAD.

本毕业设计以指导老师发放的《港市公安局巡警支队办公楼》建筑施工图纸为原始资料，进行结构设计和施工组织设计，设计的主要依据为现行的建筑行业规范以及指导老师的指导思想。设计以安全、经济合理、美观为原则，进行结构选型和各楼层结构平面布置，用PK 软件布置好结构平面后再转到AutoCAD上进行局部修改；采用手工计算设计老师指定的楼梯和楼板，并用PKPM 软件计算指定楼板，与手工计算的楼板进行比较，取二者之长绘制成施工图；手工计算老师指定的框架荷载，建立好PKPM计算框架程序模型，用PKPM计算框架内力并输出文件结果，把PKPM计算得到结构配筋图转到AutoCAD进行局部处理；从PKPM得出的框架构件内力组合，选择三组最不利的组合作为基础设计资料，进行手工设计基础，并用AutoCAD绘制得出基础详图及配筋。

Design on the principle that security , economy are rational , esthetic , fix up the selection of structure and structural level of every floor, assign , turn into with PK software AutoCAD revise the part behind the structural level well; Adopt stair and floor calculating and designing a teacher to appoint by hand, and calculate the appointed floor with PKPM software, compare with the floor that calculates by hand, fetch the drawing construction drawing of the head of the two; Calculate by hand the frame which the teacher appoints loads, set up good PKPM and calculate the procedure model of the frame , calculate frame internal force and output file result with PKPM , calculate , get PKPM structure mix muscle picture turn into AutoCAD carry on part punish; Build up pieces of internal force association from frame that PKPM obtain , choose three group unfavorable association design the materials as the foundation most, carry on the design basis of the craft, and draw and obtain the basic detail drawing and match the muscle with AutoCAD.

建筑毕业设计计算书74页、CAD图纸、施工组织设计全套摘要：本毕业设计以指导老师发放的《港市公安局巡警支队办公楼》建筑施工图纸为原始资料，进行结构设计和施工组织设计，设计的主要依据为现行的建筑行业规范以及指导老师的指导思想。设计以安全、经济合理、美观为原则，进行结构选型和各楼层结构平面布置，用PK 软件布置好结构平面后再转到AutoCAD上进行局部修改；采用手工计算设计老师指定的楼梯和楼板，并用PKPM 软件计算指定楼板，与手工计算的楼板进行比较，取二者之长绘制成施工图；手工计算老师指定的框架荷载，建立好PKPM计算框架程序模型，用PKPM计算框架内力并输出文件结果，把PKPM计算得到结构配筋图转到AutoCAD进行局部处理；从PKPM得出的框架构件内力组合，选择三组最不利的组合作为基础设计资料，进行手工设计基础，并用AutoCAD绘制得出基础详图及配筋。

Design on the principle that security , economy are rational , esthetic , fix up the selection of structure and structural level of every floor, assign , turn into with PK software AutoCAD revise the part behind the structural level well; Adopt stair and floor calculating and designing a teacher to appoint by hand, and calculate the appointed floor with PKPM software, compare with the floor that calculates by hand, fetch the drawing construction drawing of the head of the two; Calculate by hand the frame which the teacher appoints loads, set up good PKPM and calculate the procedure model of the frame , calculate frame internal force and output file result with PKPM , calculate , get PKPM structure mix muscle picture turn into AutoCAD carry on part punish; Build up pieces of internal force association from frame that PKPM obtain , choose three group unfavorable association design the materials as the foundation most, carry on the design basis of the craft, and draw and obtain the basic detail drawing and match the muscle with AutoCAD.

土木工程毕业设计 6层办公楼计算书+图纸+施工设计全套）摘要：本毕业设计以指导老师发放的《港市公安局巡警支队办公楼》建筑施工图纸为原始资料，进行结构设计和施工组织设计，设计的主要依据为现行的建筑行业规范以及指导老师的指导思想。设计以安全、经济合理、美观为原则，进行结构选型和各楼层结构平面布置，用PK 软件布置好结构平面后再转到AutoCAD上进行局部修改；采用手工计算设计老师指定的楼梯和楼板，并用PKPM 软件计算指定楼板，与手工计算的楼板进行比较，取二者之长绘制成施工图；手工计算老师指定的框架荷载，建立好PKPM计算框架程序模型，用PKPM计算框架内力并输出文件结果，把PKPM计算得到结构配筋图转到AutoCAD进行局部处理；从PKPM得出的框架构件内力组合，选择三组最不利的组合作为基础设计资料，进行手工设计基础，并用AutoCAD绘制得出基础详图及配筋。

Design on the principle that security , economy are rational , esthetic , fix up the selection of structure and structural level of every floor, assign , turn into with PK software AutoCAD revise the part behind the structural level well; Adopt stair and floor calculating and designing a teacher to appoint by hand, and calculate the appointed floor with PKPM software, compare with the floor that calculates by hand, fetch the drawing construction drawing of the head of the two; Calculate by hand the frame which the teacher appoints loads, set up good PKPM and calculate the procedure model of the frame , calculate frame internal force and output file result with PKPM , calculate , get PKPM structure mix muscle picture turn into AutoCAD carry on part punish; Build up pieces of internal force association from frame that PKPM obtain , choose three group unfavorable association design the materials as the foundation most, carry on the design basis of the craft, and draw and obtain the basic detail drawing and match the muscle with AutoCAD.

设计以安全、经济合理、美观为原则，进行结构选型和各楼层结构平面布置，用PK软件布置好结构平面后再转到AutoCAD上进行局部修改；采用手工计算设计老师指定的楼梯和楼板，并用PKPM软件计算指定楼板，与手工计算的楼板进行比较，取二者之长绘制成施工图；手工计算老师指定的框架荷载，建立好PKPM计算框架程序模型，用PKPM计算框架内力并输出文件结果，把PKPM计算得到结构配筋图转到AutoCAD进行局部处理；从PKPM得出的框架构件内力组合，选择三组最不利的组合作为基础设计资料，进行手工设计基础，并用AutoCAD绘制得出基础详图及配筋。

Based on the ana1yse of the way of the water pipe network's management and the difficult problem which exist in the course of running water pipe network It presents the collectivity project of the city service pipe network Geography information manage system and estab1ish the waterpipe network's basic data-base,and conform afresh the network data by the mode of data-base organization. Then on the base of it,open out the water pipe networks graphics show and edit,hydraulic simulation module,disposal accident module and data query andanalyse module and set up the geography information system.it will exert the network's data-base and computer effect on the city water management.

在对目前给水管网管理方式以及管理过程中碰到的问题进行分析的基础上，给出了城市给水管网地理信息管理系统的总体方案和详细设计，同时建立了给水管网基础数据库，依照数据库的组织方式对管网数据进行管理、编辑和分析，并在此基础上，开发了城市给水管网图形显示、图形编辑、水力模拟、管网事故处理、管网数据查询分析和管网数据专题图等功能模块，建立了城市给水管网地理信息系统，以充分发挥管网数据和计算机技术在城市供水管理中的作用。

On the basis of the stat-of-the-art of protective buffers for base isolation, the step-stiffnessbase isolator of concrete filled steel tubular short column is put forward.

文摘：在总结目前基础隔震缓冲限位装置现状的基础上，提出了梯队式变刚度钢管混凝土短柱基础隔震装置。

Based on the analysis, made qualitative calculation of the various curvatures of the straightening process applying elastoplastic bending theory. The method of determining curvature of the inverted bending curvature of the axis of being straightened pipe is put forward with which straightening quality is guaranteed in the first place and solved the key problem that have not been solved for a long time. All of these provided theorial basis for the design of bending pipe straightening roller. and setting down of adjusting rule.

在此基础上，运用弹塑性弯曲矫正理论对管材矫正过程中的多次弹塑性弯曲矫正的各曲率进行了定量计算，在保证矫正质量的基础上，对管轴反弯曲线曲率的确定进行了研究，解决了弯管辊形设计中久未解决的最为关键的问题，为弯管辊形矫正辊的合理设计和矫正规程的制定提供了理论基础。

Main points of the thesis are as follows:(1) The main function models and information relations between these models in the CAPP system in the integrated CAD/CAM project are explained, a new process plan design method is mentioned based on analyses of process plan design. This method is based on the process plan prototype, and develops the prototype little by little until the perfect process plan is completed, the prospect of this method is discussed;(2) The feature abstracting rules and methods are studied, a feature coding system is developed based on GT, all the defined feature models are described by the mathematical methods;(3) The integrated method of CAD/CAPP based on features is mentioned, this method defines a feature exchanging model, and develops an interface software to exchange design data into technology data base, this technology data base includes the design and technology information of the parts;(4) The process plan reasoning method based on features is created, this method uses Mycin algorithm to solve the reasoning of the feature process plan. A process plan making system is developed. In this system part process plan is made by the semi-intelligent method, this method uses the feature reasoning, feature process chain searching and man-computer talking together;(5) The main structure of the HOPE system is introduced, a shaft drawing and its process plan made by this system are shown, the data process problem in process drawing making is also discussed;(6) A new method of describing process rule is introduced, this method uses IfThen rules and neural nets weight values together to describe process rules, the BP algorithm is adopted in this method;(7) The optimal machining sequence problem of the process steps on the same fixturing is discussed, optimal algorithms SA is applied to solve this problem, the result shows that this method is more efficient than the traditional method;(8) All jobs in the thesis are summarized. In order to carry out the research in the future, some rational proposals are given.

全文论述的内容主要有下列几个方面：(1)较为系统地阐述了CAD／CAM一体化工程项目中CAPP系统的主要功能模块及其信息流程，在分析工艺设计过程的基础上，提出了基于特征原型的渐进式工艺设计方法，并探讨了该方法的应用前景；(2)研究了零件特征提取的原则和方法，在成组技术的基础上，开发了一套基于特征的分类编码系统，并在提取零件特征的基础上，定义了零件特征的数据模型，开发了基于轴类零件特征的参数化设计系统；(3)研究了基于特征的CAD／CAPP集成的方法，通过定义零件特征数据模型的存储结构，开发了将设计数据转换到工艺数据库中的接口程序，为后续的CAPP系统提供必要的零件形状和工艺信息；(4)研究了基于特征的工艺推理方法，将Mycin算法应用到工艺决策中，开发了基于特征的工艺推理及工艺方案生成系统，在系统中综合运用特征推理、特征加工工艺链查询及人机对话相结合的半智能化方法确定零件加工工艺；(5)介绍了整个HOPE系统的总体结构，通过运行HOPE系统绘出了一轴类零件的零件图，并生成了该零件的加工工艺方案，初步探讨了基于特征的工序图生成技术中数据处理问题；(6)研究了工艺设计过程中知识如何有效表示的问题，提出了将显式的IF-THEN规则表示与隐式神经网络权值表示相结合的工艺知识表示方法，并利用BP算法进行了工艺知识表示的初步研究；(7)研究了工艺设计过程中同一安装下工步优化排序问题，利用神经网络中基于模拟退火的理论来解决该工步优化排序问题，实践证明该方法较传统的算法具有更高的效率；(8)总结了本文所进行的研究工作，为今后进一步开展工作提出了较为合理的建议。