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Secondly, the design strategies, which can give attention to two or more things about summer-hot and winter-cold, of several key factors, such as the sunward, the form , the space and the skin were collated on the base of the former research and experiments with the writer's thoughts and analysis on the potential and the problems which the solar energy utility is facing, However, architecture is not the simple combination of accessories, but the integration of art and technology.

接着,通过对夏热冬冷地区利用太阳能的问题与潜力的分析和思考,总结前人工作、研究的实践,结合本人专业学习、专业实践和实地调研,对夏热冬冷地区多层住宅的朝向、体型、空间、表皮等住宅设计的几个重要要素提出了同时兼顾夏季被动式降温、冬季被动式采暖的设计策略,试图以变化的、科学的、切实可行的设计手法满足夏热冬冷地区多层住宅节能的需求。

Therefore, good technological innovation management becomes one of base of technological innovation and key point for enterprise development as well.

因此,好的技术创新管理是开展技术创新的基础之一,也是企业发展的关键点。

The key to prevent such phenomena is to dissolve these exclusive or hostile theist elements in religions and to base their doctrines on a universal humanist idea.

因此,为了防止这种现象,各个宗教应该消解那种排外仇他的神本主义倾向,而将教义建立在普遍性人本主义的基础上。

This paper mainly studied the key technology of weight and centre of gravity accuracy control of offshore structures and floaters, developed structural design of weight and centre of gravity data base and realized its main function by using VB and ACESS. And the tolerance distribution calculation formula of weight and centre of gravity of offshore structures and floaters was worked out by utilizing dimension chain principle. The dynamic adjustment and control method of weight and centre of gravity tolerance during construction was raised.

文中重点研究海洋结构物空船的重量、重心精度控制技术的关键技术,开发了重量、重心数据库的结构设计,采用VB和ACESS实现了该数据库的主要功能;应用尺寸链原理推导了海洋结构物空船重量、重心公差分配计算公式;提出了在建造过程中进行重量、重心误差的动态调整控制方法。

In chapter 4, basing theories and methods of scientific visualization, and artificial neural network BP algorithm, we integrate the Visual C++, OpenGL graphics library and Excel VBA technique to develop the program of artificial neural network and to make the BP algorithm visually, this program works can be divided into four parts: Using C language to develop program about BP algorithm; Using Visual C++, develop the GUI Interface, make input parameter visually; Using OpenGL graphic technique to display the training sample point in three dimension; at last using Excel DDE technique display the error graphic tables in Excel system In chapter 5, on the view of engineering application, we establish new method of surface reconstruction basing artificial neural network, develop interface program between module and commercial CAD/CAM system, meantime deeply discuss some key problems, for example, setting up the base plane, using the API technique, cutting and editing surface boundary, and also discuss the more compliant problem: how to intersect surface, at end we finish the work of translation from our surface reconstruction module to commercial CAD/CAM system, then make reverse engineering system basing artificial neural network more useful.

第四章基于科学计算可视化理论,依据人工神经网络BP算法理论模型,综合Visual C++,OpenGL图形库以及Excel VBA等多项软件开发技术,编制了人工神经网络程序,实现了BP算法的可视化映射。具体工作分为四部分:利用C语言实现人工神经网络BP算法;利用VisualC++的GUI技术开发图形用户界面,实现参数设置可视化;利用OpenGL图形技术进行三维映射,显示学习样本及训练样本点;利用微软电子表格DDE动态数据交换技术,在Excel上动态显示学习误差曲线图。第五章从工程应用的角度出发,提出了一种新的基于人工神经网络算法的曲面裁剪重构方法,完成了曲面重建模块与通用CAD/CAM系统的接口设计工作,对其中的若干关键问题进行了深入讨论,例如基平面设定、API技术的应用、边界裁剪等问题,同时,对曲面计算中较为困难的曲面相交问题也进行的专门探讨,最终完成了曲面重建模块向CAD/CAM系统的数据传输工作,使人工神经网络逆向工程系统趋向实用。

Because of their high tensile strength and good resistance against creep, fatigue and hot corrosion at elevated temperatures, nickel base superalloys are widely used for making the key components operating under the uncharitable conditions such as high temperature and high speed in aviation, power and petrochemical industries.

镍基高温合金具有良好的高温拉伸强度、高温蠕变抗力以及相当优异的抗高温疲劳和热腐蚀性能,广泛地用于制作航空、动力、石化等部门中承受高温、高速等苛刻工作条件的关键部件。

In view of the fuzzy characteristics of real world, fuzzy set theory and statistics with vague data are combined to generalize key theorem and bounds on rate of uniform convergence of learning processes as the base of statistical learning theory in this thesis.

摘要考虑到现实世界的模糊性,本文结合模糊集理论和模糊统计学的知识,对作为统计学习理论基础的关键定理和学习过程一致收敛速度的界进行推广,给出了模糊学习理论的关键定理和一致收敛速度的界。

The paper through the mechanism which produces to the asphalt road surface water harm carries on the induction to summarize, as well as the different type bituminous mixture water stability has carried on a series of contrasts experiment to several kind of different aggregates and the asphalt adherency, has analyzed the aggregate and the asphalt adherency and the bituminous mixture water stability; Meanwhile moves the water action mechanism take the pavement structure in as the key point, in the basis room experiments to the design half rigid base bituminous mixture test sample carries on washes out the experiment, the observation test sample and washes out when the number of times increase along with the time variation the basic unit wash load situation, has analyzed the water to the bituminous pavement various structures level damage rule; To immerses under the condition using the ANASYS finite element software the bituminous pavement structure level the stress to carry on the analysis computation, and analyzed the bituminous pavement according to the computed result to produce the unboiled water harm the rule, further to understand the structure level produced the unboiled water harm the rule.

本论文通过对沥青路面水损害产生的机理进行归纳总结,对几种不同集料和沥青的粘附性以及采用不同抗剥落措施的沥青混合料的水稳性进行了一系列对比试验,分析了集料与沥青的粘附性及沥青混合料的水稳定性,并对水稳性试验进行了评价;同时以路面结构中的动水作用机理为重点,依据室内试验对设计的半刚性基层沥青混合料组合试件进行冲刷试验,观察试件随时间变化和冲刷次数增加时基层的冲刷量情况,分析了水对沥青路面结构层的损坏规律;利用ANSYS有限元软件对浸水前后沥青路面层底应力进行分析计算,并根据计算结果分析了沥青路面产生水损害的规律,进一步了解结构层产生水损害的规律。

Key Words: lubricant base oil; antifoaming agent; foam; application

主题词:润滑油基础油;抗泡剂;泡沫;应用

Parametric design of large injection mold base utilizing Object ARX was introduced,together with three key techniques during design process.

介绍了利用ObjectARX对塑料注塑模大型模架进行参数化设计,并且举例阐述了设计过程中的3个技术要点。

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推荐网络例句

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了

The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.

世纪伟人邓小平的富民思想,是邓小平经济理论体系中的重要组成部分,是我国经济建设根本任务的一个重要方面。