The spatial variability of runoff area has a great effect on the time-space input of sediment supply into rivers.
流域产流面积的空间变化对其产沙、供沙的时空输入特性具有制约作用。
This scenario begins with the planting of hyperaccumulating species in the target area, such as an abandoned mine or an irrigation pond contaminated by runoff.
这种情形始于在目标地区（如废弃矿井或被污水污染的灌溉池）种植超积累物种。
Differences in brightness in coastal area waters may be due to other factors, including freshwater runoff, strong currents, and water depth and clarity.
沿海水域的亮度差异可能是由于其他因素所导致，包括淡水径流，强劲的水流，水的深度以及清澈度。
Make sure drainage is designed to divert runoff from your pond area.
确保排水的目的是转移你的池塘面积径流。
In late Holocene, climate is dryer and cooler than that in middle Holocene, the precipitation of drainage area decreases. So runoff deceases, the width of riverbed becomes narrow.
进入全新世晚期，由于气候相对于全新世中期变得较为干燥，也较为温凉，流域来水减少，故流量减小，河床宽度变小。
The analysis and calculation of runoff characteristics and diversion volume into the project area were made.
分析计算了径流特征值及下游雄县试区可引用的回灌水量。
Satellite - and airborne-derived measurements of snow covered area have been used in snowmelt runoff models.
机载和星载遥感数据提取的雪盖面积是融雪径流模型的重要组成部分。
Global warming brings an important impact to the water cycle factors such as air temperature, precipitation and runoff and so on in the area in the recent decades years.
近几十年来，全球平均气温的持续上升对该区域气温、降水、径流等水循环要素产生重要的影响。
By analyzing the rainfall and runoff of the Tuanshankou catchment of North Shanxi Province (area, 0.18 square Killometers), several quantified parameters are given to this infiltration equation.
通过陕北团山沟流域(面积0.18平方公里)的暴雨径流分析，对半理论半经验入渗方程中参数予以定量。
In this paper, the mechanism of runoff-producing and flow confluence in karst area, the structure function of karst hydrological conceptual model, and the problem of modelling process are discussed.
本文侧重讨论岩溶水循环中产流与汇流、岩溶区流域面积确定、地表水与地下水划分、以及解决这些问题的技术方法。
We should not overlook the increasing impermeable pavements and buildings which narrowing the stormwater infiltration area causing increasing stormwater runoff.
硬化路面增多和建筑物面积增加，导致雨水下渗面积缩小，引起雨水径流加大，是不容忽视的重要原因。
It is a critical basis for utilization of rainfall resource and pollution control of runoff in urban area to understand runoff quality and its main influential factors.
掌握城区雨水径流水质及其主要的影响因素是有效地利用城区雨水资源和控制城市非点源污染的基础。
The principle for water balance analysis is to reversely derive the area of water supply according to runoff amount in the karst system, further to determine the position of the groundwater divide.
水均衡分析法原理是根据岩溶系统径流反推补给面积，进而确定地下水分水岭的位置。
So, the change tendency of runoff drought index can be used to predict the variation tendency of output of spring wheat in the future of this area.
因此，可利用径流量干旱指数的变化来预测该地区未来春小麦产量变化趋势。
The main factors influencing upon geological disaster in Jiangsu coast area are tidal runoff, geological structure, oceanery hydrology, climate and man-made activities.
江苏省海岸带地质灾害的主要影响因素为入海径流、地质构造、海洋水文、气象及人工作用等。
The process of runoff in urban area is mainly influenced by rainfall process and underlying surfaces variation.
城区降雨径流过程主要受降雨过程和下垫面变化的影响。
In the mountainous watershed of the Heihe River, the runoff coefficient is much larger than that of the whole arid area, but it is still less than the average value over the whole country.
黑河山区流域径流系数远比干旱内流区的平均值大，但要小于全国的平均径流系数。
The result shows that runoff drought index and spring wheat climate output of Hexi irrigational area appears opposite variation tendency.
研究结果表明，径流量干旱指数与河西灌溉区春小麦气候产量呈反位相的变化趋势。
The result shows that runoff drought index and spring wheat climate output of Hexi irrigational area present opposite variation tendency of phase.
研究结果表明，径流量干旱指数与河西灌溉区春小麦气候产量呈反位相的变化趋势。
On this basis calculation method runoff infiltration for mining cave area is introduced.
并在此基础上探索采矿崩落区降雨迳流渗入量的计算方法。
Based on these, the outlook of the tendency of runoff and sediment variety in the future in the upper area from Sanmenxia is put forward.
在此基础上，对未来黄河三门峡以上区域的水沙变化趋势进行了展望。
Then we reconstruct the runoff field of the Yili area and analyze its main spatial distribution patterns.
进而重建伊犁地区流量场，分析其主要空间分布型；
The source area of the Yellow River, above Tangnaihai, is the main runoff, producing region of this river.
黄河唐乃亥以上黄河河源区是黄河上游主要产水区。
The economical volume of rainwater storage basin of different runoff yield area were calculated by converting area of residential districts with different scale and component.
同时，通过折算不同规模和组成的小区的占地面积，确定了不同产流面积下的雨水蓄水池经济容积。
The impact of temperature and precipitation changes on annual and monthly runoff process in headwater area of the Yellow River was analyzed by using WEP-L model.
本文应用WEP-L模型分析了气温和降水变化对黄河源区年、月径流过程的影响。
Future climate change will have a little influence on the runoff of the water source area, and thus will generally be favorable to the South to North water Transfer Project.
未来气候变化对南水北调中线工程水源区径流变化影响不大，总体有利于南水北调中线工程的调水。
The characteristics and laws of soil and water loss in coal mining area of loess plateau were discussed by using field investigation and experimental method of simulated runoff scour.
采取野外调查和模拟径流冲刷实验方式，探讨了黄土高原煤炭开采区水土流失的特征和规律。
Base on investigation of soil and water loss in Baipenzhu reservoir catchment area, experimental research on rainfall-runoff-sediment yield of typical erosion landform and vegetation was carried out.
在对白盆珠水库库区开展水土流失实地调查的基础上，选择库区典型的侵蚀地貌类型与植被类型进行降雨—径流—产沙规律的初步研究。
Rainfall is a key factor affecting soil erosion and nutrient cycle by runoff in low hilly red soil area.
降雨是影响低丘红壤坡地土壤侵蚀和养分随径流迁移的一个关键因子。
Rainfall is a key factor affecting soil erosion and nutrient cycle by runoff in low hilly red soil area.
降雨是影响低丘红壤坡地土壤侵蚀和养分随径流迁移的一个关键因子。
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