河流环境

面对受损的河流环境，在河流景观规划设计中，对河流生态系统的恢复越来越受到人们的关注，并成为各城市建设的重点。

Facing with the damages of the river environment , in the landscape planning and design of rivers , people get increasing attention on the river ecosystem restoration , and take it as the focus of the city construction .

城市河道水污染状况加剧，引起河流环境恶化，河流生态失衡。

The aggravation of the urban river pollution leads to the deterioration of river environment and the disruption to the ecological balance of rivers .

河流环境变得较适合纤毛类生物的生长，因而纤毛类成了浮游动物中占优势的群体。

The environment of the river becomes more suitable for ciliates , which form the dominant group of animal plankton .

我国国际河流环境安全问题与法律对策

The international river environmental security question of our country and legal countermeasure

河流环境容量的推求及分配方法探讨

Study on calculation and distribution method of river environmental capacity

黄河和长江的石英颗粒表面形态具有典型的河流环境的特征。

Quartzs from the two rivers have the general characteristics of fluvial quartz .

河流环境关心点的位置定量化

Location Determination Research of Environmental Concerned Point of River

考虑污染源强随机变化的感潮河流环境容量优化

Optimization of waste load allocation with stochastic pollutant discharge in a tidal river basin

河流环境持久性有机污染物归宿的动态逸度模型

Dynamic Fugacity Model for Describing the Fate of Persistent Organic Pollutants in the River

长春市主要河流环境容量及其总量控制研究

Study on Environmental Carrying Capacity and Total Amount Control in Main Rivers of Changchun City

农村河流环境保护市场化探析

Marketization of Environment Protection for Countryside Rivers

河流环境容量与允许排放量

Environmental capacity and permissible discharge of rivers

中国北方河流环境容量核算方法研究

Environmental capacity of rivers in North China

河流环境流量法研究进展

Evolution of environmental flow methodologies for rivers

南宁市江北城区河流环境景观用水治理工程方案探讨

Harnessing Proposal for environment and sight water utilization of rivers in Jiangbei zone of Nanning city

基于遗传算法解决河流环境需水量优化调度的模糊多目标规划方法的研究

A genetic algorithm-based fuzzy multi-objective programming approach to optimal allocation of environmental water requirements in rivers

在河流环境规划和管理中，经常采用一维的物质迁移模型。

For environmental planning and management in river watershed , one-dimensional mass transport model is often used .

研究结果表明，该套砂体属于一种特殊过渡类型的河流环境的产物。

The results suggest that the sandstone body was a product of a fluvial environment of a special transitional type .

地理信息模型方法初探河流环境容量&以漓江桂林市区段为例

Study on the river water environment capacity by geographic information model method : An example from Guilin Section of Lijiang River

季节性水文过程与人为活动的强度对景观因子与河流环境的关系有很大的影响。

Seasonal hydrological processes and the intensity of human activities have substantial impacts on the relationship between landscape factors and riparian environment .

许多国家先后修改或出台有关法律，加强对河流环境的评估工作，而河流健康这一概念开始为人所熟知。

Many countries had revised or issued the relevant laws , strengthened the environmental river assessment , and then the concept of river health appeared .

晚冰期末期气候温凉偏干、河流环境；

The climate was temperate and turned dry at the end of Late Ice Age , when the boring site was controlled by fluvial environment .

S1&S4沉积时期，沉积环境从陆相河流环境逐渐过渡到海陆过渡相三角洲环境，为一水体推进过程。

From S1 to S4 , the sedimentary environment changes from terrestrial fluvial facies to transitional delta facies , resulting in a process of gradual transgression .

基于河流环境系统信息的未确知性，运用未确知数学理论，建立了一维河流突发性排污的水质模型。

Based on the unascertained characteristic of river water system , water quality model for one-dimensional sudden pollutant discharged is established by using unascertained mathematics theory .

结合济阳坳陷新近系岩心、地震、测井等资料，对冲积-河流环境层序地层模式进行了探讨。

The stratigraphic model of alluvial-fluvial facies sequence was discussed with the data of core , seismic and logging and so on in Neogene system of Jiyang depression .

到目前为止，人们对山间曲流河边滩沉积的认识还很不够，严重地妨碍了人们对河流环境和河流沉积的全面认识。

Up to now , the meandering stream in intermontane region and its influences seriously on the recognization about stream environments and stream sediments have been known a little .

水库建设必须与其上游集水区视为一整体，参照其下游河流环境与社会需求，予以通盘综合规划。

The construction of a reservoir has to be treated with its upstream watershed as a whole . An overall planning should also take into account its downstream environment and social needs .

分析了河流环境容量的常规计算方法，指出其中存在的问题，给出了修正的算法，并采用新的方法进行分配。

Common calculation method of river environmental capacity is analyzed and its existed problem is pointed out . Then we present an improved algorithm and use a new method to distribute environmental capacity .

这种变化既不同于受单向水流作用的河流环境，也不同于受盐淡水共同作用的河口环境，也有别于开敞的海岸环境。

It is different from the fluvial sedimentation under the single direction flow action , from the estuarine sedimentation in the mixing saline and fresh water environment and from the sedimentation in the open coastal environment .

提出了河流环境关心点的概念，即指河流两岸或河中体现或影响河流环境功能的环境要素与河流某断面相互作用的点。

The concept of river 's environmental concerned point , the interaction point between a river and environmental elements which implied or effect the river 's function around the river or in the river , is suggested .