1,486 research outputs found

    A RESEARCH ON MOUNTAIN-SMALL-TOWN PLANNING STRATEGY BASED ON THE SUB-WATERSHED UNITS: A CASE STUDY OF GANDE TOWN OF ANXI COUNTY IN FUJIAN

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    流域作为一种重要的自然地理单元,在人类社会发展中发挥了特殊的作用.与大、中型城市相比,山地小城镇受自然条件约束较大,受其他社会经济因素影响的复杂程度较低,其规划建设应充分结合自然流域因素.而在快速的规划建设中,这一点往往被忽视.本文以福建省安溪县感德镇为例,采用流域生态评价方法,分析小流域生态建设与山地小城镇空间规划的关系,提出以小流域生态价值为导向的空间规划策略,并引导小城镇土地利用和各项建设.As an important physical geography unit, watershed plays a very special role during the development of human society. During the planning and construction, small towns which are restricted by the nature should particularly address the influence of watershed. In reality, however, planners always ignore it. Combine with the master plan of Gande Town, this paper provides an idea in rural planning, which is based on the sub-watershed units. And through discussing the relationship between ecological construction of watershed and urban spatial planning, this paper presents a spatial planning strategy that stresses the ecological value of sub-watershed, which can also guide the land use and the construction of small towns.厦门大学田野调查基金“基于生态-经济协调发展的小城镇土地利用空间优化配置研究”(编号:2017GF032

    Phenomenology of Science Hermeneuted by Technology ——The Study On Don Ihde’s View of Science of Postphenomenology

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    唐•伊德是当代美国现象学家,他的现象学在西方已经造成了广泛的影响。 导论部分主要涉及伊德个人的经历与学术成就、国内外对伊德的研究现状以及伊德的科学现象学与其现象学的关系三方面的内容;第一章从伊德的学术研究历程、时代背景以及个人志向等方面入手,阐述了他是如何走上科学现象学研究道路并取得丰硕成果的;第二章从实用主义、现象学、诠释学三个方面分析了伊德科学现象学思想的理论渊源;第三章是伊德科学现象学的本体论部分,显示了伊德在吸收建构论、诠释学以及相对论等思想成果的基础上对于当代科学新的实在论理解;第四章和第五章是伊德科学现象学的认识论部分,伊德在对“技术-科学”概念深入存在论理解的基础上...Don Ihde is a famous phenomenologists in the contemporary American, and his phenomenology has caused a wide range of consequence in the Westworld. The introduction has three aspects which are mainly related to Ihde's personal experiences and academic achievements, and the situation of the studies in domestic and abroad on Ihde's works, and the relationship of Ihde's phenomenology of science ...学位:哲学博士院系专业:人文学院哲学系_科学技术哲学学号:1042009015350

    太阳电池、组件和户外光伏系统的测试研究

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    随着全球光伏市场的快速发展,光伏产品的应用越来越广泛,太阳电池、组件和户外系统的测试也随之越来越重要。文章以此为核心,首先介绍了太阳电池的标定、常规组件和户外系统的测试原理、方法和设备,其中针对市场上新出现的高效率单晶硅太阳电池组件进行测试研究,发现采用一般的市售短脉冲单次闪光测试仪将产生较大测量误差,通过对NREL和Sandia实验室标定的标准参考组件进行对比测量和模拟研究,提出了解决方法;其次针对国内外对户外光伏系统测量研究较少的现状,研制出一种户外光伏阵列测试系统,实现I-V曲线和关键参数(Voc Isc Vmp Imp Pmax 等)的采集,从测试原理、设计到运行和测试的精确性都进行了详细研究和描述;最后利用该测试系统对小型户外光伏系统进行评价,自行设计小型Siemens和SunPower光伏系统各一套,对其进行全天候测试,通过比较FF发现强光下SunPower系统性能明显优于Siemens系统,通过比较弱光下Isc发现光强上升和下降阶段Siemens系统和SunPower系统各自在短时间内略显优势,由于光强上升和下降阶段对于全天发电量影响较小,整体来讲SunPower高效电池还是优于Siemens 电池,通过SunPower电池的特殊结构对该现象可以得到初步解释,同样的研究方法可以用于评价其他类型的电池组件

    Aerodynamic Characteristics Numerical Simulation of Wing in Ground Effect Aircraft during Cruising

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    地效飞行器以其速度快,气动效率高,有效载荷大,经济性好,节省燃料,航程远等一系列的优点,占据了超低空和掠海面的飞行空档,具有广阔的市场和应用前景,大型化是地效飞行器进入实用化发展的必然趋势。机翼是提供升力的主要部件,机翼的气动特性直接关系到地效飞行器飞行性能,组合翼布局兼顾了地效区航行和高飞的需要,大大改善了地效飞行器的长时间高飞能力,在地效区和非地效区都具有较高的气动品质,海况适应能力较强,已经在新一代的地效飞行器中得到了应用。本文以某发明专利提出的地效飞行器模型为背景,对主翼为组合翼布局的地效飞行器进行了数值研究,工作内容主要包括以下四个方面: (1)在GAMBIT和CATIA环境下,分...Wing in ground effect aircraft (WIG craft) with a series of advantages such as high speed, high aerodynamic efficiency, great payload, economical, high fuel efficient and long range, occupy the flight gap of low altitude and sea-skimming, has a broad market prospect, large-scale is the inevitable trend if WIG craft would come into the practical development. As the main component to provide lift, t...学位:工学硕士院系专业:物理与机电工程学院航空系_航空宇航制造工程学号:3202009115244

    本期主题:海岸带综合利用与湾区规划建设

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    [主持人语]海岸带具有海陆交界面的地域特征,其生态保护与综合利用逐渐引起关注。作为海岸带的重要组成部分,湾区规划建设的实践也成为学界探讨的热点。从世界范围来看,纽约、东京、..

    Lawsuit Status and Protection of Rights of Crime Victims

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    保护被害人的权利是刑事诉讼中人权保障的重要体现,也是刑事诉讼机制科学、公正的价值体现。我国现行刑事诉讼法确立了被害人的当事人诉讼地位,但对被害人的权利保障还存在诸多缺失。本文就刑事被害人诉讼地位及权利保护问题进行初步探讨,在对我国刑事被害人权利保护方面的缺失进行分析的基础上,提出完善我国刑事被害人在诉讼权利保护机制方面的若干构想。全文除前言和结语外,共分五个部分:第一章,刑事被害人概述。首先考察了被害人的概念,从刑事诉讼的角度将本文所讨论的被害人范畴限定为公诉案件中的刑事被害人。紧接着就刑事被害人的特征进行分析,概述了刑事被害人的主要特征。然后,对刑事被害人的诉讼地位进行历史考察,特别指出,刑...It’s an important reflection of protection of human rights and scientific and fair value of the criminal suit mechanism to protect the rights of crime victims. The lawsuit status of crime victims is set by the current criminal suit law, but there is lack of regulations on protection of the rights of crime victims. The thesis discusses the topic of lawsuit status and protection of the rights of cri...学位:法律硕士院系专业:法学院法律系_诉讼法学学号:X20020802
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