RIVERS相关论文
My school area is about 18000 Square meters. I like my school very much. I always think my school is the best primary sc......
【Abstract】The poet applies many figures of speech into the poem “Drinking”， which gives us a vivid and animate impres......
Human activities have significantly changed the transport and fluxes of terrestrial sediment of global rivers,trapping o......
AT the very spot where the Xijiang and Pengjiang rivers converge, with Yandun and Penglai mountains either side, Jiangme......
White clouds gather overhead, flowing lazily in the sky; groups of sheep and cows are grazing on the hillside; in the fa......
The hydrochemistry of alpine lakes reflects water characteristic and its response to climatic change. Over 300 water sam......
Yesterday was Tree Planting Day. My classmates and I planted many young trees on the hill near our school. Trees are ......
周末，Lily到supermarket购物，买回两样东西。是什么呢？你来猜一猜吧！ 1 I have hands but no feet. I have a face but no ey......
All of us have an earth. The green part is land. The blue part is sea. The white part is clouds. Our earth is very nice ......
My hometown is a beautiful small village. There are houses， rivers， trees， bamboos， and so on. People enjoy them. W......
Watershed characteristics and climate factors effect on the temporal variability of mercury in the s
Mercury (Hg) is a neurotoxic metal which can enter into the human organism mainly by fish consumption,skin and transpira......
Rivers are critical links in the carbon and nitrogen cycle in aquatic,terrestrial,and atmospheric environments.Here rive......
Major elements and carbon isotopes of dissolved inorganic carbon(DIC)have been measured in the waters of Changbaishan mo......
Quantifying the functional relationships relating river discharge and weathering products places key constraints on the ......
In this article the meaning of the quantity and quality of environmental flows of river in dualistic water cycle is disc......
Riparian forests are classified as endangered ecosystems in general,particularly in sahelian countries like Burkina Faso......
以“山水林田湖草”系统观作为地质工作服务特色小镇的切入点,论述了北京特色小镇需开展的地质工作,介绍了地质工作如何服务特色小......
盛世修志。2001年至2006年年底，水利部成立江河水利志工作指导委员会并组织指导完成了第一轮江河水利志的修编工作，硕果累累、精品纷......
渭河流域在社会经济取得巨大成就的同时，在水资源开发利用中也出现了一系列复杂和迫切需要解决的问题。渭河流域水环境已非同往昔，水......
基于对新疆昌吉阜康白杨河站22 a泥沙资料的统计分析,研究了白杨河输沙量、含沙量的分布规律特性,从而为相关研究提供些许帮助。......
基于河流水文、水质条件等因素的变化,在考虑参量取值可信度的基础上,运用未确知数学中有关盲数理论对不确定性信息下河流纳污能力......
在乐安江、昌江、饶河三江河段布设采样点，采取河流表层沉积物进行重金属污染现状分析及潜在生态风险性评价。结果表明三江流域都不......
本文从明清时期安徽太平及池州地区的渔税征收机构河泊所的设置分布及裁革情况,渔课的数量、比重及变化,渔业从业人口的数量及变化......
摘要 基于马尔可夫链的河流水质污染预测模型，采用河流水质污染的指标数据，得到水质污染的时间序列值；划分水质污染趋势的狀态空间；建......
将模糊线性回归的概念引入分析河流水团示踪试验数据、确定河流水质参数的计算过程中，建立计算河流水质参数的模糊线性回归模型，利用......
宋代以来，松江鲈广泛分布于沿海通潮的河口、河道与湖泊中。其分布范围，北至鸭绿江口，南到慈溪古窑浦。沿海湖泊和通潮河流状况，是引起......
利用新疆某县境内主要河流的水质监测资料,依据水质评价标准《地表水环境质量标准》（GB 3838-2002）,评价了某县境内主要河流的环境质......
对长江上游12条主要河流鱼类种类数与流域特征进行了回归分析和主成分分析.相关回归分析结果显示:特有种类数目与全部种类数目呈极......
分析了流域人口增长与人们违背自然和科学规律开发资源,导致蚂蚁河流域森林植被破坏、水土流失严重、洪涝旱灾频繁、河流来水流量......
在对流经长株潭三地的湘江段的环境状况进行监测、质量评价的基础上,根据有关开发规划,采用成熟的模型,进行水环境容量的计算,并求......
城市与水的关系自古以来就是休憩相关的。隋唐长安城的建设同样也是充分利用了长安城附近的泾、渭、灞、浐、潏、交、沣、涝这八条......
根据水力学原理和洪水波运动理论,通过对Muskingum法的关键参数X与特征河长、扩散波动力方程和运动波数值扩散之间关系的分析,给出......
以追踪混合水团的方式采样,并测定了长江河口混合区表层和底层中主要阳离子Mg2+、Ca2+、Na+和K+的浓度,讨论了长江口水体的pH分布......
利用黄河下游1950-1985年间218场洪水资料,讨论了黄河下游花园口河段洪水起涨和回落过程中河床形态调整的不同过程.在洪水起涨阶段......
对吉林省部分河流在不同时间采样，测其化学需氧量（COD）和总有机碳（TOC），用最小二乘法对二者进行线性回归，并进行相关关系的显著性检验，建立......
以山东省威海市石家河入海段为例,根据河流不同河段的河道和水流特性,从洪泛区、拦蓄规划、驳岸设计等方面进行了治理规划思考和建......
湖南是一个农业大省,农业生产长期遭受水旱灾害的严重威胁.从"山河湖库"全面治理的战略高度上,提出了加大生态环境建设力度、加强......
通过分析人类活动对河流造成的负面影响，介绍了河流生态修复理论，结合社会现状，从水土保持与治理、探索生态水利工程、水体污染源的控......
本文利用FLO-2D模型对台湾省东港溪流域2005年0612暴雨及2006年碧利斯台风两场降雨事件进行了淹没模拟,为保证模型参数的可靠性,将......
对天津入海河流沉积物中多溴联苯醚(PBDEs)进行调查研究,以了解其中PBDEs的污染水平与分布状况.结果表明:各入海河流沉积物中Σ(PB......
模拟工程中非饱和土体的实际受力状态,利用改进的非饱和土三轴仪对黄河大堤非饱和土在不同围压条件下的土-水特性进行了试验研究.......
以和平站特大桥为例,通过选用321型贝雷梁作为主纵梁,配合5排螺旋管作为主支撑,跨河处采用型钢焊接为整体支架作为跨河支架的支撑......
针对当前水环境改善后评估缺失的局面,以广州市河流水环境改善为案例,采用公众问卷调查的形式获得了公众对水环境改善的意见、想法......
选取了长沙市的圭塘河、宁乡县的沩水河和长沙县的梨江作为调查对象，从村镇河流护岸的景观特点入手，对村镇河流护岸的景观效果和存在......
Research was carried out at the University of Karlsruhe in the last 10 years to modify existing formulas and improve our......
The paper presents a 0-D model of an alluvial watercourse schematized in two connected reaches, evolving at the long tim......
Odonata larvae and adults were collected from fourteen sites of various habitats including rivers, rice fields, mountain......
