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Based on the direct shear test of double-asperity joints include two tooth-shaped asperities, the shear properties of double-asperity joints are analyzed according to the difference of two asperities' angles, and the failure mechanism of double-asperity j
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摘要通过对由两个齿形凸体组合构成的双齿节理进行直剪试验，分析了两个齿形凸体的起伏角相等时和不等时双齿节理的剪切特性；观察和分析含两种不同起伏角凸起体的双齿节理的渐进破坏过程与机理，以及两个齿形凸起体的排列顺序对此类双齿节理的剪切强度和变形特性的影响。 |
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Based on the disaster administration policy, administrative system and living examples of Japanese government and big cities like Tokyo, the thesis studies and analyzes the problems and experience in the administration of natural disaster in order to prov
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摘要本文以日本政府及东京等大城市灾害管理政策、行政体制及实例爲对象，分析研究了大城市在自然灾害管理中所应注意的问题和经验教训，爲大城市的灾害管理提供借鉴。 |
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Based on the discussion about the principal concept of digital waterway construction, the necessity and feasibility of digital waterway construction and the overall framework of digital waterway, this paper puts forward the basic way of thought on constru
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摘要通过对数字航道基本概念、建设必要性和可行性、总体框架等的探讨，提出水路交通信息资源共享平台及其相应的业务应用系统体系建设的基本思路。 |
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Based on the discussion of city solid waste characteristic, it is analyzed to control problem of secondary pollution, optimizing control strategy of incineration process, adjusting mode of wind quantity, system architecture and the related techniques.
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在讨论城市固体垃圾特性基础土，分析了二次污染产生的条件，探讨了优化燃烧过程的控制策略、风量调节方式、系统构架及相关技术问题。 |
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Based on the discussion of the characteristics of mountainous rivers and the problems concerning ship lock arrangement, this paper proposes of ship lock approach channel arrangement type adapting to the characteristics of mountainous rivers.
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摘要介绍山区河流的特点及船闸布置存在的问题，提出适应山区河流特点的船闸引航道布置型式。 |
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Based on the discussion on the connation end characteristics of campus culture and campus network culture, this paper analyses the relation between campus network culture and campus culture from the aspects that campus network culture is the new developme
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在阐释校园文化与校园网络文化的涵义和特点的基础上，从校园网络文化是校园文化在网络环境下的新发展、校园网络文化对校园文化的社会化产生了较大的影响、校园文化对校园网络文化的消极影响有一定的抑制作用等方面分析了校园网络文化与校园文化的关系。 |
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Based on the discussion on the principle of density-logging, this paper analyses far-gamma gamma rate, near-gamma gamma rate and density-logging curve respectively, and discusses far-gamma gamma rate near-gamma gamma rate and density variation caused by r
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摘要本文概述了密度测井原理，分别对长源距计数率、短源距计数率及密度曲线进行分析，对由于放射性异常引起的长源距计数率、短源距计数率及密度变化情况进行了讨论，初步解释了放射性异常层位密度曲线的变化因素，说明了鄂尔多斯盆地北部地区密度测井曲线在放射性矿段的变化原因。 |
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Based on the discussion the peculiarity of computer identification of tectonic soft coal seam, implemented the computer automatically identification of tectonic soft coal seam with well log of coal seam using the method of stratifying with slope-variance
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摘要在对构造软煤分层计算机识别的特殊性进行探讨的基础上，应用斜率方差分层、概率统计计算的方法，实现了煤层段的测井曲我对构造软煤分层的计算机“自动”识别。 |
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Based on the distribution and petrochemistry of magmatic rocks, the techonic background of sedimentary basin and the mechanism of magmatic activity at the Late Hercynian in Nanpanjiang depression and its adjacent areas, southern China, have been studied.
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摘要南盘江坳陷及邻区海西晚期岩浆岩分布显示有从中、西部大规模玄武岩喷发→中东部中酸性岩浆活动→东南部花岗岩侵入的演化规律。 |
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Based on the distributions of these species the paper puts forward 5 basic characteristics of Bailongjang woody plants flora, i. e. 1. diverse species, 2. ancient origin, 3. temperate nature and relations of the tropics, 4. here mixing various woody plant
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根据这些种的地理分布，提出白龙江流域木本植物区系的5个基本特征：1．种类丰富；2．起源古老；3．温带性质；4．南北交汇，东西兼容的过渡特征；5．特有植物繁多。 |
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Based on the document [1] advancing solid-beam element method for CFST arch bridge calculating, the elastic and plastic stiffness tangential matrix was deducted in detail, calculating program SYCFST for ultimate bearing capacity of CFST arch bridge was dr
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摘要本文是在文献[1]提出钢管混凝土拱桥计算的实体－梁单元法的基础上，详细地推导了该法的弹塑性切线刚度矩阵，在此基础之上编写了钢管混凝土拱桥考虑材料非线性的极限承载力计算程序SYCFST，该程序得到了算例试验模型拱的验证。 |
