英语语法分析

A geomorphic instantaneous unit hydrograph model is developed based on linear dynamic wave.

建立了基于线性动力波的地貌瞬时单位线模型。

The methods for estimating fractal dimensions of daily flow hydrograph in a river are mainly presented.

探讨了日流量过程的分形特性，重点研究了分维估计方法。

S curve, time unit hydro graph and surface runoff hydrograph can be gotten through instantaneous unit hydrograph.

由瞬时单位线推求S曲线和时段单位线，可以得到城市雨水口径流的流量过程线。