2) instantaneous unit hydrograph
瞬时单位线
1.
Watershed instantaneous unit hydrograph based on information entropy theory;
基于信息熵理论的流域瞬时单位线
2.
Combining with a brief review of the basic conception on concentration curves of flood waves in river and instantaneous unit hydrograph in watershed,the unit(or dimension) of some common-used concentration curves are analyzed,interpreted in detail and given clearly.
结合河段洪水演算法及流域汇流瞬时单位线法中几种汇流曲线的基本概念,对汇流曲线的单位(因次)问题进行了分析和解释,明确给出了汇流曲线的单位(因次)。
3) change rainstorm nash instantaneousunit-hydrograph
变雨强纳希瞬时单位线
4) variable rainfall intensity instantaneous unit hydrograph
变动雨强瞬时单位线
1.
The variable rainfall intensity instantaneous unit hydrograph is used to calculate the watershed flow; the arithmetic, which change the multidimensional search to single dimensional search, is used to select the optimum parameters.
介绍了利用新安江三水源模型计算流域的产流以及分水源及蒸发等的计算,并用变动雨强瞬时单位线计算流域的汇流,用坐标轮换法优选模型的参数。
5) lag-instantaneous unit hydrograph
迟滞瞬时单位线
1.
Parameter estimation for lag-instantaneous unit hydrograph with entropy method;
迟滞瞬时单位线参数估计熵法
6) watershed geomorphology instantaneous unit hydrograph
流域瞬时单位线
补充资料：时变
1.四时季节的变化。 2.时世的变化。亦指时世变化的规律。
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