搜索结果: 1-15 共查到“知识库 地质学其他学科”相关记录420条 . 查询时间(3.562 秒)
中国海洋大学环境科学与工程学院研究成果：1、大气转化、沉降的关键过程与海洋环境效应。2、近海生态灾害发生机理、危害过程与快速检测技术。3、微纳米颗粒的环境效应和生物响应。4、滨海地下水污染与海水入侵防控关键技术。5、海水养殖污染控制新技术。
成都地调中心探索基于地质建造的西南山区生态地质编图方法（图）
成都地调中心 生态文明建设 矿产地质
2023/3/14
地质环境是支撑人类生存和发展的重要基础。认识地质环境的变化规律，维护好地球的生态平衡，是人类生存发展面临的重大课题。传统的地质调查工作以向地下探索，开展矿产资源勘查，服务国民经济建设为工作方向（图1）。新时代新职责赋予了地质工作新使命和新定位，也拓展了地质调查工作的新内涵，促使了地质工作与生态保护的融合。
LANDSLIDE HAZARD ZONATION IN AND AROUND KEDARNATH REGION AND ITS VALIDATION BASED ON REAL TIME KEDARNATH DISASTER USING GEOSPATIAL TECHNIQUES
Landslide Hazard Zonation GIS Orthorectification Drainage Density Geomorphology
2019/2/28
Landslides are one of the frequently happening disasters in this hilly state of Uttarakhand which accounts to the loss of lives and property every year especially during the rainy season which lead to...
STUDY ON THE DISTRIBUTION OF GEOLOGICAL HAZARDS BASED ON FRACTAL CHARACTERISTICS – A CASE STUDY OF DACHUAN DISTRICT
Geologic Hazard Fractal Theory Fractal Dimension Self Correlation Risk Zoning
2018/5/15
It is a complicated process to analyze the cause of geological hazard. Through the analysis function of GIS software, 250 landslides were randomly selected from 395 landslide hazards in the study area...
POTENTIAL LANDSLIDE EARLY DETECTION NEAR WENCHUAN BY A QUALITATIVELY MULTI-BASELINE DINSAR METHOD
Landslide Early detection DInSAR Sentinel-1 Wenchuan
2018/5/11
Early detection of landslides is important for disaster prevention, which was still very hard work with traditional surveying methods. Interferometric Synthetic Aperture Radar (InSAR) technology provi...
GEOINFORMATION APPROACH FOR COMPLEX ANALYSIS OF MULTIPLE NATURAL HAZARD
Natural hazards Geoinformation GIS, Floods Landslides Complex analysis
2018/4/18
Natural hazards are existence of natural components and processes, which create a situation that could negatively affect people, the economy and the environment. In this concern, they are associated w...
SAFETY PROJECT: SENTINEL-1 BASED TOOLS FOR GEOHAZARDS MONITORING AND MANAGEMENT
Safety Monitoring Geohazard SAR, PSI
2018/4/18
SAFETY is a two-years European project started the 1st January 2016 and ended the 1st January 2018. The general aim of the project was to develop a methodology and tools in order to exploit Sentinel-1...
SAFETY PROJECT: SENTINEL-1 BASED TOOLS FOR GEOHAZARDS MONITORING AND MANAGEMENT
Safety Monitoring Geohazard SAR PSI
2018/5/8
SAFETY is a two-years European project started the 1st January 2016 and ended the 1st January 2018. The general aim of the project was to develop a methodology and tools in order to exploit Sentinel-1...
为研究榆神府区煤层开采对潜水含水层的影响,促进矿区水资源保护，通过资料收集和实地调查2种方法,对榆神府区地表水体及地下含水层现状进行分析。结果表明：高强度开采是区内潜水资源量减少的主要驱动因素，截至2015年初，榆神府区煤矿开采形成的采空区面积为4.73×104 hm2，地面塌陷面积约1.34×104 hm2，采空区地表变形增大包气带水分的蒸发，减少对含水层的补给,同时增加垂向径流，使之形成了天然...
非均质断层破碎带注浆扩散机理
断层破碎带 注浆概念模型 注浆扩散
2018/6/13
断层破碎带是诱发塌方、突泥等地质灾害的重要构造因素，但针对断层治理的注浆理论与技术研究进展缓慢。依托永莲隧道F2断层突水突泥灾害注浆治理工程，分析断层破碎带介质特点并划分介质类型，进而建立注浆概念模型；分别建立3种介质注浆控制方程研究3种类型介质条件下注浆扩散规律；通过注浆试验模拟非均质断层破碎带注浆扩散过程，基于浆脉分布情况与注浆压力、介质应力变化规律，分析了注浆扩散过程规律。
富有机质页岩厚度和分布范围是页岩油气形成条件评价的重要内容，而页岩的分布受沉积环境的控制。利用露头和岩心揭示了延长组长7油层组暗色页岩的沉积环境，通过露头和钻井资料确定了暗色页岩纵向结构特征，结合岩心和薄片资料阐述了暗色页岩的沉积构造和显微层理特征；综合实测数据和测井解释资料分析了不同沉积环境下暗色页岩的有机碳含量和有机质类型差异。长7油层组暗色页岩主要发育在三角洲前缘水下分流间湾和半深湖—深湖环...
气泡体积算法及其计算机实现是火山熔岩流气泡古高度计应用研究中的难点之一，直接制约着古高度计算结果
的精确度。本文提出了一种新的基于计算机断层成像技术的熔岩流气泡众数统计方法，即通过计算机断层成像技术对气孔
状玄武岩样品进行三维重构，利用不同物质对射线吸收衰减系数的不一致性，标记重构数据中的岩石、气泡与无效部分，进而
提取气泡连通区域的骨架，确定独立气泡之间的分割面，最终统计出气泡的数量与体积...
地质统计学在羊拉铜矿储量计算中的应用
SURPAC软件 地质统计学 储量计算 羊拉铜矿
2013/11/12
本文以云南德钦羊拉铜矿床为例, 借助Surpac矿业软件建立了矿床地质数据库, 并运用地质统计学的方法, 通过分析羊拉5号矿体铜品位分布规律, 计算出了厚度、倾向、走向3个方向的实验变异函数, 并进行了理论变异函数的曲线拟合, 确立了矿床的数学模型。在此基础上运用克立格法和距离平方反比法分别进行了储量计算, 再结合传统的块段法计算出的储量, 将三者进行对比分析, 探讨了三种方法的影响因素及其产生误...