因此，建立一种模拟真实情况下汽车过桥所产生荷载，同时便于车桥耦合振动分析计算的车辆荷载模型是十分有必要的。
Therefore, it is very necessary to find a Method to simulate reality generated by the bridge under vehicle loads, and to facilitate the calculation of Coupling Vibration Analysis.
通过分析城市道路的车流分布特点，分别建立了小轿车、大型客车和重型车三类车辆模型，然后依据拥堵情况拟定针对城市桥梁拥堵的车辆荷载模型。
Through analyzing the distribution of car flow in urban road, vehicle models of car, bus and heavy vehicle are set up separately. Based on the state of jam, vehicle loading model is established.
针对双层隧道衬砌结构，建立了既考虑围岩与结构的相互作用，又能考虑车辆活荷载作用的结构计算模型。
The calculation models of the double decked tunnel were established in consideration of not only the interaction of the strata surrounding and lining but also the effect of live loads of vehicle.
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