查询词典 runoff

The study results indicate that the simulation results in Zhangjiashan and the area between Xianyang and Lintong are more reasonable. Layered Continuous Muskingum method is used to rout the flood in mainstream, and the runoff process at Huaxian station is composed of the results of Muskingum and the runoff simulated in interzone.

在渭河下游流域移用秦渡镇控制流域的模型参数来模拟区间的洪水过程；干流洪水演算采用马斯京根分层连续演算法，最后将区间模拟的径流过程和干流径流过程相叠加形成华县站的流量过程。

The drainage system shall be effectively designed, constructed and operated to avoid discharging construction site runoff into the streams and to transfer all runoff during construction and operation to the Wong Lung Hang nullah in Tung Chung for discharge.

排水系统须妥善设计、建造及营办，以免建造工地径流排入河道，并须把建造及营办期间所造成的全部径流导引至东涌的黄龙坑明渠排放。

Thirdly, the rain gauge observations and QPE/QPF mean areal precipitation derived from radar were used for runoff simulation and forecast using a semi-distributed rainfall-runoff model for Xianghongdian and Foziling subcatchments, as well as several watersheds subdivided from Foziling.

用加密地面雨量计网测得的面雨量和雷达—雨量计联合测量降水或外推的面雨量作为TOPMODEL水文模型的降水输入进行了两个水库所控制的流域及其中一些子流域的流量模拟和预报研究。

Revisal coefficient models of moisture were rectified in different extents of water using on the basis of dynamic monitor data of soil moisture, surface runoff and superficial ground water, and moisture revisal coefficients in different conditions of nature and fully utilization of surface runoff and superficial ground water.

在实地动态监测耕地土壤水分含量的基础上，修正建立水分订正系数模型，并计算出龙何屯自然条件下的水分订正系数。

Compared with average runoff in savageness condition before 1979 in the Hutuo River Basin,average runoff in savageness condition from 1980 to 2000 reduced at the speed of 2.59% per year.

滹沱河区1980—2000年系列与1956—1979年系列的平均水资源相比，以每年2.59%的速度减少。

We have a conclusion: Compared with Average runoff in savageness condition before 1979 in The HuTuo River Basin, average runoff in savageness condition from 1980 to 2000 reduced at the speed of 2.59% per year.

经过分析比较，滹沱河区1980～2000年系列与1956～1979年系列的平均水资源相比，以每年2.59％的速度减少。

Whether rainy year or dry year,semiarid or subhumid region,the site evaporation account for a largeproportion in the total water consumption,transpiration next,crown interception and surface runoff smallest,butthe importance of artificial regulation is:evaporation＞runoff＞anspiration＞crown interception.

黄土高原人工林系统耗水量，无论丰水年或枯水年，均以林地蒸发耗水最大，其次为林木蒸腾、林冠截留，地表径流最小。其人工调控的重要性以林地土壤蒸发位居第一，地表径流远在林冠截留甚至林木蒸腾之上。

The experimental plot situated at the middle of Sichuan Basin, the peculiar resource of purple soil and subtropic climate make it become the principal part of Sichuan agriculture.This paper,using Soil Conservation Service Curve Number method,calculated the volume of rainfall runoff in 2005, through calibrating the parameter Ia and parameter CN. it can received the suitable range of parameter, and the arverage error are respectively 6.46%,10.22% and 8.40%. It also show the feasibility that the application of SCS model to estimate the volume of rainfall runoff in sloping field of purple soil

此次试验地位于四川盆地中部，独特的紫色土资源与亚热带气候的最佳组合成为四川农业的主体区域，运用SCS模型计算试验小区在2005年的三场降雨产生的径流量，通过校正Ia和CN参数，小区计算值和实测值的误差分别为6.46%，10.22%和8.40%，得到了可信度较高的结果，同时说明了SCS模型在估算紫色土流域径流量的可行性。

The results show that the dynamic change of water resources in the Heihe River Basin is mainly reflected by three aspects, i.e., the formation, utilization and disappearance of runoff respectively, the runoff formation area accounting only for 10% of total area of the Heihe River Basin plays a dominant role in the dynamic change of water resources in the whole basin and affects the capabilities of take-in and send-out, conservation, evapotranspiration and conversion of water resources.

研究表明，本区水资源动态变化主要在径流形成、利用和消失三个区域内具有依次性体现的特征。其中占总流域面积10%左右的河川径流形成区，对全流域的水资源动态变化具有先决性作用，并在各个区域水动态变化体现上又受到系统对水的吞吐、留存、蒸散和转化能力大小的影响。

Based on field investigation and historical data analyzing, the characteristics and causes of flood disasters of Qinba Mountain area were discussed in this paper. Take the harnessed Watershed and unharnessed Watershed as comparative study objects, through analzing the two typical watershed land using and rainfall-runoff dynamic data, combinating the in-situ soil infiltration field testing, a rainfall-runoff model of small watershed which was appropriate to Qinba Mountain areas was built based on improving the SCS model. And then the influence of soil and water conservation measures on the flood processes was analysed.

本文通过野外调查与历史调查资料，阐述了秦巴山地区洪水灾害的特点及成因，以治理流域与未治理流域为对比研究对象，通过对两条典型流域的土地利用状况分析，结合土壤入渗原位测试，充分利用降雨、径流动态观测资料，以SCS模型模拟降雨径流为重点，建立适合于秦巴山地区小流域的降雨径流计算模型，分析水土保持措施对于洪水的作用过程。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。