机构的工作过程是一个随机过程，为研究这一过程，近年来人们提出了统计动力学。

The working process of mechanism is a stochastic process. In order to research this process, in recent years some people advanced statistical dynamics.

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本文用概率统计和动力学方法，推导了多元醇的丙烯酸酯酯化度分布函数及其计算公式。

By using probability statistics and dynamics, this paper derived the esterification degree distribution function and its calculation formula for polyol-acrylate reaction.

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因此，在材料的静力学、动力学以及统计力学的研究中，各种各样等效的原子间相互作用势仍然起着重要的作用。

Therefore the effective inter atomic potentials are widely used and playing an important role in the investigation of the statics, dynamics and statistical mechanics for various materials.

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