本文解决了在单一车场条件下汽车运输中的最优调运方案问题，并给出了调运汽车的具体办法。
This paper has solved the problem that optimal version dispatching in vehicle transportation under single station conditions, and given a particular method of dis - patching vehicle.
我们用离散元(DEM)方法研究了这种运输机在水平配置时的流动机制，施加周期性边界条件并忽略流动介质的存在。
We investigate the flow mechanism of this conveyor in a horizontal configuration by a discrete element method (DEM), applying a periodic boundary and omitting the existence of fluid medium.
交通运输仿真系统模型则考虑了施工过程中各种施工边界条件动态变化的特性，并具有方便建模的优点。
Transportation simulation system model considers various kinds of construction border, which has dynamic characteristic in the construction course, has a advantage of facilitating modeling.
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