17 research outputs found

    厦门城市化发展与文化遗产保护研究

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    论述了厦门的城市化发展,对中山路历史街区进行了介绍,针对中山路历史街区保护的重要性,提出了中山路历史街区相应的保护策略,以更好地处理城市建设与文化遗产保护的矛盾

    The Initial research of the Solar Energy Design Integration

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    能源问题已经成为制约世界经济增长的一个主要问题,不可再生能源的日益枯竭导致世界性能源危机。作为能源消耗的大户,建筑领域的能源改革就显得更加重要。国外建筑界在太阳能一体化设计方面已经走在了前面,随着西方技术、文化的涌入,国内外人员的交流、课程和项目的合作等等,都会对我国在太阳能建筑一体化设计方面产生影响和良好的示范作用。当今,我国建筑太阳能一体化发展已经迈出了巨大的步伐,在光热转换、光电转换等一体化设计领域有了长足的进步,随着国内相关激励机制和政策的逐步完善,将会有更加光明的前景。但我国太阳能建筑一体化设计领域还存在着投资、开发利用、商业产业化、设备运行与维护工作以及产品、设备在建筑中的推广使用...Energy problem is the main factor which constrains the world economic development, and non-renewable energy exhaustion leads to the worldwide energy crisis. As the main energy consumer, energy reform in the field of the architecture becomes more important. The foreign solar energy and building design integration has been a big step ahead of us. With the western technology and culture flooding in, ...学位:工学硕士院系专业:建筑与土木工程学院建筑系_建筑设计及其理论学号:2005130257

    The Development and Challenge of the OCW Movement in China : the Case Analysis of CNPEC (China National Program for Elaborate Courses) and CORE (China Open Resources for Education)

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    この論文は国立情報学研究所の学術雑誌公開支援事業により電子化されました。A project named Open Course Ware (OCW) at the Massachusetts Institute of Technology (MIT) is changing the world. So far, the University has published over 1259 courses from 33 departments, including tests, problem sets, syllabi, course notes and video lectures on the Internet, free and available to anyone with a computer to access as part of the project. Following the mission of disseminating and sharing the knowledge, many universities and organizations in U.S., China, Japan, Vietnam and the Spanish and Portuguese countries have joined in it. The OCW project has great meaning for adult higher learning. This article introduces the development of the OCW project in China. It focuses on the sample of the "China National Program for Elaborate Courses" (CNPEC) and "China Open Resources for Education" (CORE). During this article, authors give the reasons of the CNPEC program and analyze the statistic data of the 750 courses which the CNPEC has published for last three years. The distribution of the discipline and colleges is showed in the figures and tables. A non-government organization, CORE is also introduced in the thesis. Its mission is to coordinate and utilize OCW from MIT to enhance the quality of education in China and introduce the CNPEC to the world. Currently, COREs' programs include a Chinese and English Web site, annual conferences, training sessions, seminars and others. In the end, authors discuss the future and the challenge which the open course ware faces in the China

    Harmonious City——Egret Island of Xiamen

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    乐者,天地之和也;礼者,天地之序也。和,故百物皆化;……——《礼记·乐记》受《中外建筑》杂志社的委托,我们在厦门大学举办厦门城市论坛,经与蒋涤非主编商讨,主题定为"和城——鹭岛厦门"。厦门位于海峡两岸的西海岸,起着大陆和台湾的联系纽带作用,和谐,和平成为海峡两岸,

    Bennett机构、包络六面体与J-单叶双曲面映射可视化研究

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    基于Bennett机构构造的包络六面体,推导了机构构型与其运动副轴线对应的单叶双曲面之间瞬态相对位姿关系,可视化探究了Bennett机构、机构包络六面体与单叶双曲面之间动态位姿映射;分析了Bennett机构对角线相等时包络六面体构型的几何特征。由特定结构参数Bennett机构对应单叶双曲面腰部空间形态及腰截面投影可视化研究发现,机构在特定构型包络六面体底面投影与单叶双曲面腰椭圆短轴重合,引发探究该构型机构压力角的启示。研究发现,当输入角等于nπ+π/2(n∈N),任一Bennett机构包络六面体底面投影线与腰椭圆短轴重合,机构出现最小压力角且最小压力角等于输出杆件运动副扭转角。从特定结构参数机构与其关联特征几何体、曲面、曲线间映射的可视化研究获得启示,可为进一步揭示运动学普遍规律提供研究思路

    中国地区下平流层惯性重力波参数分布特征的资料分析

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    熊的电刺激采精

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    熊在国内外的经济利用是非常重视的。熊胆是珍贵的药材、熊掌、肉可谓上等的名菜。以前,在我国仅有一部分熊在动物园人工饲养繁殖获得幼熊。由于近几年来人工活熊取胆汁研究在我国已见成效,并有继续发展的趋势。所以,现在圈养的熊几乎全部由野外捕捉而来,这样使自然资源不断遭到破坏。为保护野生动物种群,国家已将棕熊和黑熊分别列为一类和二类保护动物。为此,开展对圈养熊的人工繁殖的研究已到了刻不容缓的地步,提高其繁殖力的关键是解决发情期,以及熊的繁殖障碍问题,这是今后解决熊类种源的必由之路。所以,我们对棕熊(Ursus arctos lasiotus Cray)和黑熊(Se

    具有变拓扑特征的电动开启车门锁构型设计及拓扑描述

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    车门锁电动开启功能是乘客非接触操作模式进入车辆的物理基础,将引领高品质和舒适安全车门锁系统的发展潮流。针对车门锁内部电动保险、电动开启双支链运动协调以及多运动支链间互不干涉的需求,以现有具备电动保险功能车门锁为基础,基于平面机构拓扑结构综合理论,引入不完全齿轮间歇机构构造了变拓扑电动开启运动链;借助关联矩阵描述了车门锁电动开启支链不同连接状态的拓扑构态。通过研制电动车门锁样机并进行功能测试,验证了基于变拓扑结构电动开启运动链方案在该门锁系统中的可行性。该研究可为汽车智能门锁运动链的构型设计提供新思路

    Double-lifting manned automatic assembly leading vehicle

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    本实用新型涉及汽车生产线,具体是汽车部件间动态装配的双举升载人自动装配装置。带有前后保险杠和侧面保险杠的车体一端装有无线通讯电台,中部为电控装置,两个独立的举升装置分别安装在车体前后,于电控装置的两侧,在每个举装置周围铺覆操作踏板于车体之上,能全方位运动的车轮以三点式支撑四轮结构从上部安装于车体底部。它具有劳动强度低,生产效率高,可以载人并全方位运动和带有不同步举升装置等优点
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