文章详细信息 关键词： 正交异性钢桥面板;;疲劳裂纹;;有限元方法;;疲劳寿命 [gap=1364]Keywords: orthotropic steel bridge deck;fatigue cracks;finite-element methods;fatigue life
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Wearing surface on orthotropic steel bridge deck is a complicated yet still not well solved technical problem.
正交异性钢桥面铺装技术一直是困扰道路工程界与学术界的难题之一，至今尚未得到妥善解决。
Especially under the effect of vehicles moving load, the fatigue reliability of the orthotropic steel bridge deck needs to been further studied.
特别是在车辆移动荷载作用下，这种复杂结构的疲劳可靠性有待于进一步研究。
The optimum designs of long-span orthotropic steel bridge deck and its pavement system were studied based on super excellent ant colony optimization strategy.
基于精英蚂蚁寻优策略，将大跨径桥梁的钢桥面板和铺装层作为桥面铺装系整体进行结构优化设计。
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