Recent studies of ancient Maya water management have found that the urban architecture of some cities was used to divert rainfall runoff into gravity-fed systems of interconnected reservoirs.
最近对古玛雅水资源管理的研究发现，一些城市的城市建筑被用来分流降雨径流到相互连接的水库的重力补给系统中。
Sediment incipient motion mechanism of rainfall runoff is the important theoretical foundation for soil and water loss control on sloping land and comprehensive treatment of watershed.
坡面降雨径流泥沙起动规律研究对控制坡面水土流失、开展流域综合治理具有重要意义。
The model provides new method to predict quantity of rainfall runoff of slope.
该模型的建立与实践，为坡面降雨产流预测的研究提供了新的方法。
The upper valley sluice and heavy rainfall runoff flood are the main two types of typical flood in Langfang;
上游泄洪及暴雨自产径流是廊坊市典型洪水的两种主要类型；
The urban rainfall runoff pollution originates from the precipitation, the urban surface and the drainage system.
城市降水径流污染中的污染物主要来自降水、城市地表和排水系统。
Agricultural non-point pollution is formed by 4 processes of rainfall runoff, soil erosion, surface solution stripping and soil solution seepage.
农业非点源污染主要由降雨径流、土壤侵蚀、地表溶质溶出和土壤溶质渗漏4个过程形成。
This article presents the principle of ANN briefly in the application of flood forecast and an improved network algorithm of rainfall runoff forecasting.
简要介绍了人工神经网络用于洪水预报的基本原理，对降雨径流预报的网络模型进行了改进。
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。
The characteristics of nitrogen and phosphorus loss from rice field by natural rainfall runoff were studied in Shuangqiao Farm of Jiaxing city, located at the Yangtz river delta region.
采用具有单排单灌的试验小区，对水稻田在多次天然降雨条件下形成的径流中氮磷的流失特征进行了研究。
The design method for rainwater harvesting terrace project in hillside field is proposed by following the balance principle of rainfall runoff and the theory for utilizing the accumulated rainfall.
本文遵循坡地水量平衡原理和雨水叠加利用理论，提出了小流域坡耕地集流梯田工程的设计方法。
The comparison of overseas and homeland control model is processed and a dual control model is put forward for the reference in the homeland decision making of urban rainfall runoff pollution control.
对国内外城市降雨径流污染控制模式进行了比较，并结合我国的实际情况，首次提出了双重控制模式，以期为我国城市降雨径流污染的控制与决策提供参考和借鉴。
Rainfall runoff is the main factor affecting the formation of nonpoint pollution.
降雨径流是形成非点源污染的主要影响因素。
Rainfall runoff regulation is an important way to solve the problem of drought and soil erosion in the Loess Plateau.
调控降雨径流是解决黄土高原干旱与水土流失并存的重要方法。
Rainfall, runoff and vegetation are mainly factors impacting soil loss in red soil watershed.
降雨、径流和植被是红壤小流域土壤侵蚀的主要影响因素。
Surface water resources characteristics, such as rainfall, runoff, water quality and so on, were analyzed using the long-term observation data in Yantai City.
根据烟台市多年统计资料，从降水、径流、水质、蒸发等方面对水资源特性进行了分析。
Impacts of precipitation variations and human activities on annual runoff of the Chao River Basin are evaluated quantitatively based on the rainfall-runoff empirical statistical model.
利用降水-径流经验统计模型，定量评估了潮河流域降水变化与人类活动对流域年径流量的影响程度。
The research results provided an effective method for the distributed rainfall-runoff model in simulating actual evapotranspiration.
为流域分布式降雨-径流模型提供了可靠的实际蒸散量模拟方法。
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。
Based on digital basin, HEC-1 model, a part of hydrological models in WMS, was selected to simulate the rainfall-runoff process.
在生成数字流域的基础上，采用WMS嵌入的HEC - 1模型进行降雨径流模拟研究。
Rainfall-runoff simulation is the very important technique for soil erosion, non-point source pollution, surface water balance calculation and some other study fields.
降雨径流模拟是土壤侵蚀、非点源污染、地表水量平衡计算等众多研究领域的非常重要的技术手段。
So, new theory and methods are being urgently needed for the study on the rainfall-runoff forecasting.
因此，降雨径流的研究迫切需要引入新的理论和方法。
The TN loss fluctuated with rainfall-runoff, but the TP loss showed an increasing trend year by year.
氮流失浓度受降雨径流变化影响显著，而磷流失则表现出逐年递增的趋势；
As there have been many widely used watershed hydrological models, it now becomes possible to select a number of different hydrological models in parallel running for rainfall-runoff simulation.
由于目前已有很多比较成熟的流域水文模型，因此我们可以选用几个流域水文模型进行并行运算，来同时模拟流域降雨—径流关系。
It provides approaches to make full use of available spatial technologies and data for rainfall-runoff modeling and technical improvement of hydrological forecast.
这对充分利用现有空间技术和空间数据进行降雨-径流模拟并改进水文预报方法提供了研究途径。
It provides approaches to make full use of available spatial technologies and data for rainfall-runoff modeling and technical improvement of hydrological forecast.
这对充分利用现有空间技术和空间数据进行降雨-径流模拟并改进水文预报方法提供了研究途径。
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