1、

In this paper, on the bases of the theoretical analysis, dynamic model simulation and test data comparison, the moving loaded wheel trace on track geometry inspection car when running through smooth track and rough track are studied.

从理论解析、模型仿真分析及实测对比三方面,研究分析了轨检车移动负荷轮在不同速度时通过平顺轨道和不平顺轨道区段的动态轨迹变化。

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2、

Running water, attached toilets and electricity will improve living standards significantly for fisher folk, who have been used to a rough and ready existence.

自来水、附加的卫生间和电力将大大提高习惯了粗狂和原有生活条件的渔民的生活水平。

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3、

however, researchers also report seeing quadrupeds 'running', moving agilely over rough terrain and travelling long distances.

但是,研究者们也报道说看到过他们“奔跑”,灵活地越过不平的地形,奔跑很长一段距离。

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