即承认降雨强度随降雨历时的增长而减小的规律性,同时认为汇水面积的增长与降雨历时成正比,而且汇水面积随降雨历时的增长较降雨强度随降雨历时增长而减小的速度更快。极限强度理论包括两部分内容:1、当汇水面积上最远点的雨水流达集流点时,全面积产生汇流,雨水管道的设计流量最大;2、当降雨历时等于汇水面积上最远点的雨水流达集流点的集流时间时,雨水管道需要排除的雨水量最大。
采用非饱和土强度理论和极限平衡法,得出考虑降雨入渗渗流力作用下的路基稳定性计算公式。
Based on the unsaturated soil strength theory and limit equilibrium method, this paper obtains the calculating formulae for the roadbed stability under the effect of seepage force of rain.
本文将拉丁超立方抽样法与条件期望和对偶变数方差减缩技术组合用于分析船体总纵极限强度可靠性。
This paper proposes Latin hypercube sampling combined with variance reduction techniques of conditional expectation and antithetic variates to assess ultimate strength reliability of ship hull girder.
运用最大应变能理论和强度极限分析法,对简体、端板等重要部件进行了强度校核。
Used the maximum strain-energy theory and strength limit analytic method to check the important part such as sleeve, end-plate, etc.
应用推荐