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.
流域特征值是计算设计洪水的基本因子，正确地量算流域特征值是提高设计洪水精度的必要条件。
Drainage basin characteristics values are the basic factors to account design flood, so correctly computing their values are requirement for improving design flood precision.
采用传递矩阵法推导了结构中相邻单胞间的传递矩阵，给出了结构中波动局部化因子的表达式，并给出了数值算例，分析了压电材料各参数对局部化因子的影响。
The expression of localization factor is given by Wolf algorithm, numerical examples are presented and the effects of various parameters of piezoelectric material on localization factor are analyzed.
作为算例，计算了结构中的波动局部化因子。
As an example, numerical results of localization factors are presented.
算例中分别给出了圆弧裂纹的强度因子和椭圆弧裂纹问题的无量纲强度因子。
The intensity factor of circular-arc cracks and elliptical cracks are obtained in some special cases.
算例中分别给出了圆弧裂纹的强度因子和椭圆弧裂纹问题的无量纲强度因子。
The intensity factor of circular-arc cracks and elliptical cracks are obtained in some special cases.
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