将每根枕木考虑成一个支座反力，将横向枕木支承的钢轨模拟成离散的弹性地基梁模型，将列车考虑成一个作用在梁上的移动荷载。
We consider each sleeper as an abutment of opposite forces, rails on horizontal sleepers as a mock dispersed elastic ground beam model and trains as moving load on beams.
公路悬浇梁施工监控就是控制施工过程中和成桥状态时结构的内力和线形，以使悬浇梁的成桥状态充分满足设计要求。
Suspension Cast-in Situ Beam construction is to control the construction process and bridge state of internal force and linear, so that the bridge State could fully meet the design requirements.
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