The type classification of river characteristics was determined on the obtained images, and the eigenvector method was given.
对得到河流图像确定类型分类特征,并给出了特征向量计算方法;
The bifurcated channel is a common river type, and there exists realistic meaning for the study on the division characteristics of the bifurcated channel.
分汊河道是一种常见的河型,其特性研究在河道整治工程中有着重要的现实意义。
The stresses of DAMS on river ecosystems are analyzed based on river continuity characteristics.
从河流的连续性特征出发分析了大坝对于河流生态系统的胁迫问题。
Calculation results show that this model can simulate the characteristics of water flow in a floodplain river and can improve the capacity of flood routing simulating and predicting.
计算结果均表明,本文的一维水动力学模型能较好地模拟漫滩河道的过流特征,并改善了漫滩河道洪水演进的模拟与预测能力。
Based on the analysis of characteristics of water resources and status in quo of utilization of Huangshui River basin, some countermeasures are put forward.
在分析该流域水资源特征和开发利用现状的基础上,针对目前存在的突出问题,提出了保护对策和措施。
This paper analyses water characteristics of the tidal mouth of Xiaoqing River, and presents water quality models of one-dimension confined reach.
该文分析了小清河河口段的水质特征,提出了适用于该潮汐河流的一维有限段水质模型。
Combining air temperature and precipitation of Yellow River Source Region, the thesis simulates monthly-runoff and analysis runoff characteristics.
本论文结合黄河源区的降水气温特点,进行河源区月径流模型及径流分析。
In Yellow River Delta, the biological and ecological characteristics of an invasive alien species spartina were investigated.
对黄河三角洲外来入侵物种米草的生物学、生态学特性进行了观测和研究。
In this paper, the characteristics of natural resource of the Middle Reach Plain of Changjiang River is introduced and the evolution of its natural environment is also analysed.
本文论述了长江中游平原的资源特点,分析了自然环境的演变过程,并探讨了开发利用中存在的问题及其合理利用的途径。
Based on surface water quality data, this paper objectively analyzed the pollution status of Longdong River. And the control measures were put forward in accordance with pollution characteristics.
依据龙洞河地表水质监测数据,客观分析了龙洞河水质污染现状、主要污染物。根据污染特征,提出了相应的防治措施。
To the same river section the absolute elevation and the equalized integrated curve of the cros section characteristics of the river are the same.
对于同一河道,由于高程与河道断面特性平均积分曲线不变。
On the basis of analysing storm flood characteristics of Qinjiang River, the method and main results of design flood calculation for Gaobazhou Project are presented.
在分析清江暴雨洪水特性的基础上,介绍了高坝洲水利枢纽设计洪水计算方法及其主要成果。
In the paper, the types, characteristics, planning and evolution of wetland ecosystem in Yellow River Delta have been analyzed, and its protection has been discussed.
本文对黄河三角洲湿地生态系统的类型、特征、演替、演化进行了分析,并探讨了有关保护对策。
The composition, functions, operation, and characteristics of the automatic telemetering system for water regime at Kuitun River is introduced in this paper.
介绍了奎屯流域水库水情自动化测报系统的构成以及该系统的设备配备、功能、运行情况和特点。
Based on the compositing characteristics of underground water resources and cities of Haihe River Basin, cities can be divided into three types-piedmont plain, median plain and coastal plain.
依据地下水资源与城市的组合特征,将海河流域平原区的城市划分为山前平原、中部平原和滨海平原三种类型。
Groundwater flow system of Shanghai area is part of regional flow system of Yangtze River delta; however, it has its own characteristics due to special environment of estuarine delta.
上海地区地下水流系统是长江三角洲系统的一个子系统,但由于河口三角洲这一独特环境,使其独具特征。
Through monitoring farmland runoff and analyzing daily rainfall for 23 years in Shanghai, this paper provided the characteristics of farmland rainfall runoff in Huangpu River Basin.
通过农田降雨径流监测试验,并对上海市历时23年的逐日降雨资料进行汇总与系统分析,确定黄浦江流域农田地表降雨径流特征。
Based on the prototype observation data of the high - speed double volume ship in Pearl River channel the ship wave characteristics are analysed in this paper.
应用珠江三角洲部分航道中高速双体客船船行波现场观测资料,分析船行波波态和特性。
This paper discusses the concept of the Hanshui River culture and expounds the characteristics, the position, the research significance and methods of Hanshui River culture.
本文探讨了汉水文化的概念,阐明了汉水文化的特点和地位,汉水文化研究的意义和方。
Sediment density is one of main physical characteristics of river sediment.
泥沙密度是河流泥沙的主要物理特性之一。
This paper analyzed the spatial characteristics of tree-like river networks, and built vector model based on graph theory.
以树状河系为研究对象,分析其空间特征,建立基于图论的水系网矢量模型。
Analyze the hydrologic characteristics of tao river basin, the influence on the hydrology progress imposed by physiographic factors, and variation of the relationship between rainfall and runoff.
分析研讨了洮河流域的流域特征、主要自然地理要素对水文的影响,以及降雨径流要素的变化规律。
The realm seismicity and the characteristics of the Yellow River Delta had been studied closely by the author.
对黄河三角洲区域地震活动特征进行了深入的研究。
The process and characteristics of its river pattern change depend on its unique geologic environment. The hydrologic condition, as a dynamic factor is also restricted by geologic environment.
下荆江河势演变过程及特点是因其所处的特殊地质环境决定的,作为动力因素的水文条件也受地质环境的制约。
Ancient Greek literature keeps its immortal artistic energy for the glowing spiritual characteristics, moistening human civilization through the river of long history.
古希腊文学因其闪光的精神特质而保持永恒的艺术生命,就如穿越了漫长历史的河流滋润着人类文明。
Based on the data from Datong gauging station of Yangtze River, the grain-size characteristics of suspended sediment has been studied by using regression analysis.
以大通站为例,用回归分析的方法研究了长江入海悬移质泥沙的粒度特征。
On the basis of the hydrological and water quality characteristics of Tongbotang river, a one-dimension-dynamic mathematical model of water quantity and quality was deduced.
本文在研究通波塘水文特征和水质特征的基础上,推导出通用性较好的一维动态水量水质数学模型。
In oil pipeline's river crossing, the characteristics of heavy load of pipeline's dead weight and large span of design will bring many problems to engineering design and construction.
在输油管道跨越河流时,其自重荷载大、设计跨度大的特点给工程设计和施工带来了诸多问题。
In oil pipeline's river crossing, the characteristics of heavy load of pipeline's dead weight and large span of design will bring many problems to engineering design and construction.
在输油管道跨越河流时,其自重荷载大、设计跨度大的特点给工程设计和施工带来了诸多问题。
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