...算机毕业论文网 关键词：汽车荷载；洪水频率；桥长；主梁配筋；简支梁桥 [gap=1953]Key words: auto-load ; frequency of flood ; the length of the bridge ; the compound bar of girders ; simple bridge ..
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frequency of flood and waterlogging 洪涝频率
for calculation of flood frequency 频率为
Calculation of flood frequency is 频率为P的计算洪峰
frequency curve of flood level 洪水位频率曲线
A nonparametric kernel estimation of the flood frequency with historic information is presented in this paper. The limitation in assuming a distribution type is overcome.
本文提出了在有历史洪水情况下洪水频率的非参数核估计方法，克服了现行方法假定分布型式的局限。
A new method of least square is raised in curve fitting of flood frequency calculating and its specific properties are analysed.
提出了在洪水频率计算时适线法中最小二乘方的一种新的求解方法，并对其特性进行分析。
Flood frequency (return period) is referring to recurrence probability of flood in certain period.
洪水频率(或重现期)是指一定时期内某种洪水出现的机率。
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