摘要： 柔度系数可作为拱坝体型设计中的一个重要辅助客观性指标。本文分析了拱坝柔度系数的统计规律,并提出了拱坝合理方量的估算方法。

Abstract: Flexibility is an important objective index on the shape design ofarch dam . Some researches have been made on distribution offlexibility, and the method of estimating the volume of arch dam has been introduced as well.