流域

The flow of the downriver river course blocked...

针对塔里木河流域生态环境的现状、存在的问题，提出了针对性的治理对策；以期为流域资源的综合开发利用、水土保持、生态环境保护等提供科学依据。参12。

It arrives at some conclusions as follows:(1) in the past 40 years, soil erosion in the drainage basin has experienced a process of getting more intense and then becoming slighter which accords with the results received by using sediment-analysis method.

研究得到的主要结论如下：(1)过去四十多年来，流域的土壤侵蚀经历了一个先增强再减弱的过程，这个趋势与在该流域利用沉积物分析法得到的结果相吻合。

Up to date, the research of the digital watershed model is still in the initiatory periodand the range of research is restricted into the small drainage basin.

目前该研究还处于起步阶段，研究区域的范围大多局限于小流域，离全流域的综合模型尚有一段距离。

At first,this paper analyzes the nature-artifical dual complex character of water cycle,then takes Taizi river basin as an example,builds the primary water cycle model of Taizi river basin .

从分析水循环的自然—人工二元结构性出发，以太子河流域为背景，建立了太子河流域水循环模型。

Aiming at the enormous changes of politics,economy,population and resources in the Haihe River Basin,the paper brings forward the envisagement of the Haihe River Basin flood control management fro...

针对海河流域政治、经济、人口、资源的巨大变化，从调整治水思路、完善防洪规划、健全工程体系和建设非工程体系4个方面提出了对海河流域防洪治理的设想。

And the effects of floods on the spread and invasion of Eupatorium adenophorum are discussed based on the characteristics of serious soil and water loss and widely spread of this plant in jinsha River.

最后，根据金沙江流域水土流失严重和紫茎泽兰在该流域大面积分布的特点，探讨了洪水对紫茎泽兰扩散入侵的影响。

The results demonstrate that the EACH is suitable for categorization but cannot well present the continuous characteristic of the simulated function, while the FEIS can nicely fit the continuous mathematical function and well forecast the chaotic time series.

最后将此模式应用於兰阳溪流域洪水时期水位的预测上，并与倒传递类神经网路(Back Propagation Neural Network，BPNN)做一比较，我们可以证实FEIS对於兰阳溪流域的水位预测，具有优越的学习能力及推估能力。

The main study object is Zhalong Wetland in Songnen Basin. The research of valley 3D visualization scene construction and flood routing simulation realization method are dealt, the solution of flood flow field simulation and cross section analysis are discuss emphatically.

本文以松嫩流域扎龙湿地为主要对象，对流域三维可视化虚拟场景构建和洪水演进实时动态模拟及其实现方法进行研究，着重探讨洪水流场模拟分析和断面分析问题的解决方法。

Ased on the fact, the basin flood forecasting system above the Wanan Hydropower Complen of Ganjiang water system set up and improved the rainfall-runoff correlation, the ad-vent of freshet, the up-downstream water stage correlation and the Xinanjiang Medel etc.

赣江水系万安水电枢纽以上流域洪水预报系统从防汛实际出发，建立健全了降雨径流相关、洪水演进、上下游水位相关、新安江模型等，构成了全流域自上而下的一套实时联机预报系统，用于实时洪水预报和模拟防洪调度分析等作业任务效果良好

Using the map algebra function of the ARC/INFO system,a map of flood hazard assessment for Xiang River Basin is constructed by taking various natural factors,such as precipitation,topography and historic flood frequency,into consideration.

在综合考虑降雨量、地形以及历史上洪水灾害发生频次等自然因素的条件下，利用地图代数分析得到了湘江流域洪水灾害危险性评价图；在综合考虑人口密度、耕地面积百分比、人均GDP和单位面积水库和塘坝容量等社会经济指标的基础上，利用模糊综合评判法得到了湘江流域洪水灾害脆弱性评价图。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。