介绍了荷载模拟法在铁路钢桥疲劳剩余寿命评估中的应用。
The application of the Load Simulation Method (LSM) in the evaluation of the remaining fatigue life for railway steel bridges is introduced.
铁路钢桥承受的载荷是往复的交变荷载，其主要的破坏形式之一是疲劳和断裂。
The loads on railway steel Bridges are repetitive, the fatigue and fracture are the main reasons that engineering constructions lose their capability.
以京九线赣江桥为例，介绍了基于断裂力学的既有铆接铁路钢桥剩余寿命评估的原理与方法。
Through the example of Ganjiang bridge on Jing-jiu railway line, the fracture mechanics model applied to evaluate the remaining fatigue life of existing riveted railway Bridges is investigated.
本文通过大量的试验、调查分析，得到了组成铁路桥梁永久作用各分随机变量的统计特征值，并进一步分别得到了钢桥、混凝土桥桥上永久作用的概率分布。
In this paper the probability distribution curve of the dead Loads acting on railway Bridges is obtained through a great number of experiments, investigations and analyses.
本文通过大量的试验、调查分析，得到了组成铁路桥梁永久作用各分随机变量的统计特征值，并进一步分别得到了钢桥、混凝土桥桥上永久作用的概率分布。
In this paper the probability distribution curve of the dead Loads acting on railway Bridges is obtained through a great number of experiments, investigations and analyses.
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