在抖振分析的基础上，用雨流计数法的频域解评估了南汊桥的疲劳寿命。
The evaluation of the fatigue endurance of the Nan Cha Bridge is given by rainflow cycle method in frequency domain.
提出了在用改进雨流计数法进行载荷数据统计时结合载荷分布参数估计的变差系数法，可简化统计处理过程，提高计算速度。
Differential coefficient method together with distribution parameter estimation is put forward, so that the data processing may be implemented on a computer, thus greatly reducing calculation.
对该应力时历进行雨流计数，经统计分析获得应力范围的长期分布，进而算出船体总纵弯曲时纵向构件在多种应力成份组合下的疲劳损伤。
The combined stress time history of ship hull's longitudinal component is obtained from combining the overall longitudinal bending stress with local bending stress.
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