另一方面,气候变化会改变河道流量,进而影响水资源可用量和水力发电。
On the other hand, climate change is likely to alter river discharge, impacting water availability and hydropower generation.
本文对沂沭河流域大型水库至下游控制站的河道流量演算方案进行了系统研究。
This paper introduced the research results on river flow routing scheme for the reaches from large-scale reservoirs to downstream control stations in the Yishuhe river Basin.
潜水河雨后地表径流由地表下潜水、雨水地面上径流、雨水风化层径流构成,三部分水均随河道流量的增减而增减。
Stormflow consists of phreatic water, surface runoff and weather horizon-passing rain. The rise and drop of their discharge are consistent with that of the river discharge after rain.
这条河的水流量是泰晤士河的350倍,它有自己的河道、急流甚至瀑布
Watershed discovery: The river - with 350 times the flow of the Thames - has channels, rapids and waterfalls
模型利用实测资料进行模型率定与验证,证明该模型基本合理,能够模拟河网各河道的流量、水位与浓度。
The model isdebugged and validated by the data observed, so it is proved suitable to simulate river network discharge, water level and contamination concentration.
将支流流量的松弛迭代方法从树状河系推广到了环状河网,使任意复杂河网水力计算的问题都可化为一系列的单一河道的水力计算问题;
The relaxation iterative method for solving branch river networks is extended, which can turn the problem of any complex river networks into the problem of a series of single rivers.
本文针对这一情况,提出了一种计算机自动视觉和测流铅鱼相结合的流量测量的新方法,解决了淤积河道无法全自动测流的问题。
Taking into consideration such situation, a new flow measurement method is presented to solve the automatic flow measurement problem of silted channel by using computer vision and Lead Fish.
提出和讨论了基于马斯京根流量演算河道洪水实时预报的半自适应滤波模型。
Based on the Kilman filter theory and Muskingum method, the half self adaptive updating Kilman filter model of channel flow routing has been developed for real time application of flood forecasts.
为了缓解水资源短缺和城市河道防洪设计流量不断增加的困难,重视雨水利用具有重要的现实意义。
In order to alleviate water resources shortage and reduce the urban design river flow, it is meaningful to give more attention to the use of rainwater.
最后是行洪区得两个口门一般是通过爆破或人工扒口打开,其开启顺序对干流河道水位、流量情况也有一定影响。
Finally, opening the flood diversion work's gate is through blasting or manpower, and the open order influences the discharge and elevation of water in main river.
根据艾山以下河道的冲淤特性确定了挖泥疏浚的设计流量;依据实测资料建立了河槽糙率与流速的关系,并以此确定河床的糙率。
The design flow for dredging activities is determined on the basis of the scouring and silting characteristics of the channel downstream of Aishan.
根据地下水退水的一般规律,提出了针对天然河道封冻期流量推求方法的建议。
According to the general pattern of ground water lowering, this paper suggested a volume calculation method in the natural river courses in the freezing period.
本文分析了流域面积、流域坡长和流域坡度、流域河长和河道坡度的量算方法及各因子对设计洪峰流量的影响。
This paper analyzes all main factors to influence flood peak, such as, the area of drainage basin, slope and streams, etc, and respectively calculating approach are introduced.
基于河道汇流单位线原理,提出了解决河道洪水反向演算的断面流量相关法。
The instability of Muskingum routing method used in the flood inverse routing in river channel was proved by using difference solution of motion wave equation.
第一造床流量是代表变动流量过程输沙能力的等价流量,即塑造河道纵剖面的造床流量,其能从理论上确定。
The sediment transporting capacity of the lower Yellow River is expressed by a formula of sediment transporting capacity of different river types.
模型能合理反演地表温度的空间格局和河道日径流量,多年年径流的模拟误差小于10%。
The modelled spatial patterns of surface temperature and daily runoff are in well agreement with the observatio with the mean relative error less than 10%.
本文基于河道下断面的水位流量关系和连续方程的联立求解 ,导出了水位流量关系型的下边界条件。
The stage-discharge curve at the downstream boundary is combined with the continuity equation of the St.
本文基于河道下断面的水位流量关系和连续方程的联立求解 ,导出了水位流量关系型的下边界条件。
The stage-discharge curve at the downstream boundary is combined with the continuity equation of the St.
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