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- empirical unit hydrograph 经验单位线
- Improvement of Analytical Method of Empiric Unit Hydrograph 经验单位线分析方法的改进
- Based on the width function,the basin geomorphological instantaneous unit hydrograph is derived. 河海大学水文水资源与水利工程科学国家重点实验室江苏南京;
- The kernel function can be unit hydrograph of deterministic system or time series model of stochastic system. 通常核心函数可为定率系统之单位历线或序率系统之时间序列模式。
- The conventional methods, such as unit hydrograph, Muskingum and linear reservoir method, have been used for basin runoff concentration calculation. 汇流计算基本采用传统的方法，如单位线法、马斯京根法、线性水库法；
- This paper introduces and discusses the basic concepts and structure of IHACRES model based on unit hydrograph principles. IHACRES模型以单位线为基础,结构简单、概念明确、优选参数少,在国外已被广泛研究和应用,并认为是一个相当成功的流域水文模型。
- The developed rainfall-runoff models with unit hydrograph mainly focus on simulating surface runoff, only a small number of models can be used for subsurface runoff. 摘要过去发展之以单位历线为主之降雨-迳流模式大多只限于模拟地表迳流，对于地表下迳流之演算仅有少数几种模式可资应用。
- Based on the characteristic analysis of urban stormwater,this paper has proposed the method and steps of establishing the synthetic instantaneous unit hydrograph in urban area. 通过对城市化流域雨洪特点的分析，提出用综合瞬时单位线法建立城市雨洪系统综合汇流模型的方法与步骤，并根据北京市实测水文资料进行了实例研究。
- In the linear perturbation Model(LPM),the ordinary lest squares (OLS) method is used in order to obtain the multi-regression cofficients (nonparametric unit hydrograph) of the conuolution summatron of the input and output departures. 在线性扰动模型(LPM)中,输入和输出离均差的卷积求和是采用最小二乘法(OLS)求解,以得到非参数单位线纵标即回归系数。
- Especially in past,that interval unit hydrograph of instantaneous unit hydrograph for watershed runoff concentration was not thought as unit system or dimension is an incorrect statement. 结果表明,在流域汇流瞬时单位线法中长期以来认为时段单位线为无因次的,该提法不妥,时段单位线应为有因次,具有流量单位。
- Optimal estimation of instantaneous unit hydrograph 瞬时单位线的优化估计
- Ascertain Unit Hydrograph with Least Square Theory 利用最小二乘方原理推求单位线
- transposition of unit hydrograph 单位过程线移置
- Nash's instantaneous unit hydrograph 瞬时单位线
- geomorpho-climatic instantaneous unit hydrograph 地貌气候瞬时单位线
- Employment of empirical methods, as in science. 经验方法的运用，例如在科学中
- Geometrical theorems grew out of empirical methods. 几何定理是从经验得出的。
- geomorphology instantaneous unit hydrograph 地貌瞬时单位线
- The luminous intensity on unit area. 单位面积上的发光强度。
- Optimization Method for Calculating Composite Unit Hydrograph 推求水文单位线的优化计算法
