正确估计地下径流过程是水文计算和预报中的一项基础性工作。
How to compute groundwater runoff correctly is the basic re - search subject in hydrological calculation.
利用水力水文计算基本原理，研究了竖曲线内桥面泄水孔间距。
This paper studied the design of scupper spacing of deck in vertical curve with the basic principle of hydraulic and hydrologic compute.
通过桥渡水文计算，确定了设防流量及设防水位，校核了大桥主要特征值；
The designed discharge and designed flood level are determined by hydrological computation and main characteristic value of highway bridge is checked.
他在水力分析和设计、流域水文计算、和河道工程有超过4年的工作经验。
Mr. Holloway has over 4 years of experience with hydraulic analysis and design, watershed hydrology analysis, and river engineering.
降雨公式是水文计算的基本依据之一，也是工程师和水文学家十分关心的问题。
The rainfall Intensity Duration Frequency formula is one of the bases in hydrology calculation, and has been of considerable interest to engineers and hydrologists.
桥涵水文计算的重要性、复杂性、不确定性决定了其在桥梁设计工作中的特殊地位。
The importance, complexity and uncertainty of bridge hydrology calculation decides its special status in bridge design.
整个设计过程包括四部分内容：水文计算，上部结构设计，下部结构设计，施工工艺设计。
Entire design process including four partial contents: Hydrology computation, superstructure design, substructure design, construction technological design.
文中通过实例阐明模糊相似可用于径流典型年的选择并指出在水文计算中的应用具有较大潜力。
It is illustrated that fuzzy analogy may be used to select representative runoff year. The application of fuzzy analogy to hydrological computation has been proved potential.
简要介绍了系统相似性度量中的非平权距离系数法，并将其应用于水文计算中相似流域的选择。
The paper briefly presents the method of uneven weight distance coefficient for the measurements of system similarity and introduces it to the choices of analogy basins in hydrologic calculation.
淤地坝系规划阶段水文计算的主要任务是计算设计暴雨量、设计洪水量和输沙量等重要特征参数。
In the stage of planning silt dam system, the main task of hydrological computation is to design rainstorm, design flood and sediment load and other important characteristic parameters.
内蒙古黄河流域水土保持工程水文设计模型把水土保持工程设计中水文计算复杂繁琐的过程变的十分简捷。
The hydrologic frequency design model made the complex hydrologic computation easier in the design of soil and water conservation works in Inner Mongolian Yellow River watershed.
在复杂水文条件下应用此计算方法可以既迅速又准确地求出目标的位置。
Under the complex hydrological condition, this method can give the target position not only accurately but also quickly.
利用黄河口实测水文及潮汐资料分析计算了海向来沙情况。
The paper analyzes and calculates the sediment coming from the sea by utilizing the observed hydrological and tidal data of the Yellow River estuary.
本文在深入调研和广泛搜集基本资料的基础上，采用水文比拟法和流域模型法系统地分析计算了盘石、里店水库的来水量情况。
This paper USES the hydrology analogue method and watershed model method to analyze and compute the coming water volume on the base of deep investigation and extensive collection of fundamental data.
在水文频率计算中由于误差的存在，使得估计值与实际值之间存在偏差，这种偏差导致在水利工程设计中产生了不安全因素。
Due to errors of hydrological frequency calculation, the deviation between the estimated value and actual value causes the design of water conservancy projects to be insecure.
强调了水文频率计算中对统计参数和设计值进行综合平衡和合理性分析的重要性。
It is emphasized on the importance of comprehensive balance and rationality analysis of statistical parameters and design values in hydrologic frequency computation.
线性矩法在水文频率分析中具有理论优势，但因为计算复杂而实际应用较少。
The L-moment method has theoretical advantages in hydrologic frequency analyses, but less practical application because of its complexities in calculation.
在缺少海洋水文观测资料的情况下，利用风浪要素计算图确定风浪尺度是工程人员推算设计波浪的简便方法。
It is a convenient method to estimate design wave parameters by utilizing calculation chart for wind wave factors in case there is no observed hydrologic data at engineering site.
文中叙述了四水转化模型的结构及制作，并详细介绍了模型中各项水文要素及计算方法。
The paper introduces the structure, the every hydrological elements and the calculation method of four waters transformation model for Second songhuajiang river mainstream.
结合实例分析计算，论证了BP网络模型对水文预测的有效性。
The effectiveness of BP model for hydrologic series prediction is verified by computation of practical examples.
设计洪水计算方法主要是可能最大降雨和水文频率法。
The main methods for calculating designed flood are probable maximum precipitation and hydrologic frequency analysis.
经过实践验证，可有效应用于防洪治河，河道工程规划设计、河道管理和清障等方面的水文水力计算。
It can effectively use to hydrologic and hydraulic calculation of the flood control and river control, the planning programming of the river project, the river management and the clearing barrier.
介绍了具有通用性的水文水资源计算系统软件的设计思路、设计目标、构成及功能。
This paper introduces the mentality of designing, design object, structure and function of the system of the computing system software with commonality for hydrology and water resources.
论文首先阐述了平原河网地区及其水文特性，以及该地区设计水位计算的研究现状。
At first, plain river network region and its hydrologic characteristics and the current situation of design water research are elaborated.
重点讨论了替代数据法的计算和应用，并首次将其应用到水文领域中。
Emphasis is given on the surrogates data method, which is firstly applied to chaotic hydrological time series.
本文展开计算智能某些领域在水文水资源系统评价、预测中的应用研究。
Many fields of CI's application in assessment and forecasting of hydrological and water resources system are studied in this paper.
只要能准确求取地下水水质参数、水文地质参数，利用此法能准确地计算地下水污染造成的经济损失。
If groundwater quality parameters and the hydro-geological parameters could be obtained, the economic loss of groundwater pollution could be calculated accurately.
只要能准确求取地下水水质参数、水文地质参数，利用此法能准确地计算地下水污染造成的经济损失。
If groundwater quality parameters and the hydro-geological parameters could be obtained, the economic loss of groundwater pollution could be calculated accurately.
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