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。
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。
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。
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。
The results shows, the relationship between individual rainfall runoff depth and it's sediment yield is very close.
结果表明，次降雨径流深与其对应所产生的侵蚀量关系非常密切；
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。
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。
The researches on decreasing the pollution loads in rainfall runoff with PAM and functional materials of zeolite to improve the soil was accomplished using the simulated set.
建立模拟降雨装置，研究降雨条件下功能性材料与聚合物对降水土壤渗透性与地表径流污染负荷的影响。
The researches on decreasing the pollution loads in rainfall runoff with PAM and functional materials of zeolite to improve the soil was accomplished using the simulated set.
根据氮在土壤中的运移规律，运用建立的数学模型分析流域降雨量和土壤氮含量与流域出口氮污染负荷之间的关系，揭示了氮污染的形成机理。
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。
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 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 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。
In different land use systems, the relation among rainfall amount, rainfall intensity and runoff, sediment delivery is different. But they all reached 5% significance level.
不同土地利用方式下，降雨量和降雨强度与系统径流量和含沙量的相关性都达到5%显著性水平。
Being based on the runoff plot investigations, a dynamic model of grey systems about the rainfall, the runoff rate and the soil erosion was introduced by using the grey systems theory.
根据一些径流小区的试验资料，运用灰色系统理论，建立降雨量、径流量、土壤侵蚀灰色系统动态模型。
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。
The cumulative quantity of runoff's nutrient increases correspondingly along with the more enhancing rainfall intensity and longer duration of runoff generation.
随着雨强的增大、产流时间的增加，径流养分累积量也相应增大。
The cultivated field received not only its own share of rainfall but all of the runoff from the catchment.
耕地不仅获得它自己那份雨水而且还接受集水区的全部径流。
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.
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。
Hystersis influences infiltration characteristics and runoff volume during the process of rainfall infiltration runoff.
滞后作用的存在，不但影响降雨过程中的入渗特性，而且影响产流量。
Hystersis influences infiltration characteristics and runoff volume during the process of rainfall infiltration runoff.
滞后作用的存在，不但影响降雨过程中的入渗特性，而且影响产流量。
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