降雨与植被变化是对流域水文特征有着深刻影响的两大因素。
Precipitation and vegetation changes are two key factors that have significant impacts on hydrological characteristics.
在分析疏勒河流域水文特征的基础上，重点对其水化学特征进行了较全面的研究。
Based on analysis of hydrological characteristics of the Shule river basin, an overall study, focusing on the hydrochemical characteristics of the river basin, is performed.
利用实际观测资料来分析1998年夏发生在长江流域特大洪涝的气候与水文特征，并探讨其成因。
By use of the observational data, the climatic and hydrological features of the catastrophic flood over the Changjiang River basin during the summer of 1998 are analysed, its cause is also explored.
第一章主要介绍尼罗河流域的地理和水文特征、沿岸国的用水分配以及尼罗河管理的历史；
Chapter I generally describes the Nile basin geography, hydrology, the riparians water contribution and the history of the Nile water governance.
介绍了乌苏里江流域自然地理及气象概况，主要支流的水文特征，分析了乌苏里江的洪水组成及特点。
An outline introduction to the physical geography, meteorology and hydrologic character of its main branch was presented. The combination of flood and its characteristics were analyzed.
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。
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.
山区小流域是以分水岭和出口断面为界形成的自然集水单元，是具有一定水文学特征的自然、社会和经济综合体。
Mountainous small watershed is a natural catchments as well as a complex system out of the sub-system of ecology, economy and society.
实时洪水预报根据实时的水文气象资料，采用流域水文模型或方法对未来洪水过程或特征做出预测预报。
Real-time flood forecast is a prediction for future flood events or characteristics by adopting watershed hydrological model or methods on the basis of real-time hydrological and meteorological data.
在此基础上，着重分析了地下水的赋水程度、埋藏条件和水质特征，并按水系流域分区，采用河流水文图分割方法，并对地下水资源进行了评价。
In addition, the groundwater resources are evaluated by means of a river hydrologic chart dividing method according to the water system and its area division.
地形指数空间变异特征分析可为研究流域地形和流域水文相似性提供基础资料。
The analysis of the topographic index variance can help us study catchment topography and hydrological similarity.
通过分析比较，得出DEM水平分辨率对提取的地形特征及水文特征的影响，为马莲河流域的数字地形分析提供了理论依据。
The effect of DEM horizontal accuracy toward character of terrain and hydrological have been concluded based on analyzing and comparing.
通过分析比较，得出DEM水平分辨率对提取的地形特征及水文特征的影响，为马莲河流域的数字地形分析提供了理论依据。
The effect of DEM horizontal accuracy toward character of terrain and hydrological have been concluded based on analyzing and comparing.
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