2) surface runoff
地表径流
1.
Nitrogen and Phosphorus Loss by Surface Runoff in Farmland in Shanghai;
上海地区不同施肥方式氮磷随地表径流流失研究
2.
Effect of tourism on nitrogen and phosphorus loss in surface runoff In Jiuzhaigou world nature heritage reserve;
旅游活动对九寨沟地表径流氮磷流失的影响研究
3.
Characteristics of nitrogen and phosphorus losses with surface runoff in typical sub-watersheds of Jiulong River watershed.;
九龙江流域典型汇水区地表径流氮磷流失特征分析
3) runoff
[英]['rʌn,ɔ:f] [美]['rʌn,ɔf]
地表径流
1.
Based on the data of hydrology, vegetation and socio-economy during the last 50 years in the Tarim River Basin, this paper estimated the impact of anthropogenic activities on surface runoff through trend analysis, and measured the relationship between factorsof anthropogenic activities and surface runoff and groundwater quality by correlation analysis and principal component analysis.
结合塔里木河流域近50年来水文、植被以及社会经济等方面的资料,采用趋势分析方法估算人为因素对流域地表径流的影响,通过相关和主成分分析等数学方法分析人类活动诸因子与流域地表径流和地下水质之间的关系。
2.
Mercury fluxes were calculated for throughfall,bulk deposition and runoff at two areas: a small forest catchment at Tieshanping(TSP) and an urban area Guanyinqiao(GYQ).
为研究重庆市区汞污染状况,2004年9~11月,同步观测了重庆市近郊铁山坪小流域(TSP)和观音桥(GYQ)两个区域的全沉降、穿透水、地表径流和土壤中的总汞含量,估算了小流域中汞的输入输出通量,分析了城区和郊区的大气汞沉降和分布特征。
3.
Agricultural non-point source nitrogen(N) and phosphorus(P) losses are one of the major factors resulting in surface waters eutrophication,while understanding the fluxes and chemical forms of N and P in runoff is critical to control the eutrophication of water bodies.
农业面源氮磷输出是导致太湖流域地表水富营养化主要原因之一,查明该地区农田土壤地表径流氮磷向水体迁移形态与通量,并实施径流控制,对水体富营养化治理具有重要现实意义。
4) overland runoff
地表径流
1.
Phosphorus exports via overland runoff under different land uses and their seasonal pattern;
不同土地利用方式下的地表径流磷输出及其季节性分布特征
2.
The transport of phosphorus especially bioavailable P (BAP) in agricultural runoff can accelerate the eutrophication of surface waters in the basin, so, it is important to study the characteristics of agricultural phosphorus losses with overland runoff around.
太湖水质污染问题比较严重,其中农业非点源污染对太湖富营养化有着相当大的贡献,为此采用现场采样及室内分析方法,对环太湖丘陵地区进行了自然降雨条件下农田磷素随地表径流输出特征的研究。
3.
Sediment and phosphorus losses via overland runoff from erosion plots under different land uses were studied in an agricultural watershed in the Taihu Lake area in eastern China.
选取太湖流域典型小流域,通过长期观测,研究了自然降雨过程引起不同农地利用方式下的地表径流氮流失特征。
5) surface flow
地表径流
1.
A preliminary study of rainfall infiltration on slope using a new coupled surface and subsurface flow model;
考虑地表径流与地下渗流耦合的斜坡降雨入渗研究
2.
Based on the processes of formation of runoff from rainfall, slope erosion and sediment transport, runoff is decomposed to surface flow and ground water, and sediment transport process is divided into slope sediment yield by rainfall and surface flow, sediment ceded by ground water and sediment transported in river.
从降雨对径流的形成、坡面的侵蚀和泥沙的输移过程出发，将径流分割为地表径流及地下径流；将泥沙的输移过程分成依赖于降雨及地表径流的坡面产沙、地下径流冲沙和依赖于河川径流的河道输沙。
3.
Selecting river network plain in Taihu basin as experiment places,triple duplication experiments have been carried out under the artificial rainstorm conditions to evaluate the characteristics of nitrogen losses from surface flow and interflow.
选择太湖流域平原河网地区为试验地点,采用3次重复人工暴雨试验方法,研究暴雨径流过程中地表径流与壤中流氮素流失特征。
6) overland flow
地表径流
1.
A runoff observation system was designed to partition runoff into overland flow and interflow,and the related basic information such as rainfall,air temperature,soil moisture,leaf area of corn,overland flow and interflow were collected from 24/5/2005 to 13/9/2005(at the growth stage of corn).
03%,而地表径流系数、农田蓄水率模拟值分别为7。
2.
There are many different factors affecting overland flow,such as climate,geology and vegetation,among which vegetation type is a key factor.
影响地表径流的因素有气候、地质、植被等诸多因子,植被因素的影响甚为突出。
3.
The crown interception and overland flow in arborvitae plantation had been observed.
对侧柏人工林分的林冠降雨截留及地表径流进行观测 ,结果表明 :林冠降雨截留量与降雨量相关 ,截留量随降雨量的增加而增加 ,截留率则相反 ,年截留率 33% ;地表径流量和土壤侵蚀量与降雨量正相关 ,年地表径流量和土壤侵蚀量分别为 39 5mm和 132 7kg/hm2 。
补充资料：地表径流
大气降水落到地面后，一部分蒸发变成水蒸汽返回大气，一部分下渗到土壤成为地下水，其余的水沿着斜坡形成漫流，通过冲沟，溪涧，注入河流，汇入海洋．这种水流称为地表径流．
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条