Maybe in a hundred years time the science that comes out will seem as weird to people now as quantum mechanics does now to people of a couple hundred years ago.
也许百年后所出现的科学,对人们来说,也像几百年前的量子力学一样神秘。
Therefore, multi-scale mechanics is introduced to study the phenomena that couple various length and time scales.
由此引入多尺度力学，即研究各种不同长度尺度和时间尺度相互耦合现象的科学。
This paper introduces the producing and acting mechanics of the train vibration loads, wheel-rail couple dynamic model, wheel-rail contact model and irregularity model.
本文首先介绍了列车振动荷载产生和作用的机理，轮轨耦合动力学分析模型，轮轨接触模型和轮轨不平顺模型。
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