In this paper, we have derived the power source and the elastic coefficient of electricity, then states their practical significance.

本文对能源与电力弹性系数进行了推导，并阐述了他的实际意义。

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The article analyzes historical changes of the elastic coefficient of oil products' consumption in world's main countries and China in recent years.

分析了世界几个主要国家及我国近几年成品油消费弹性系数的历史变化情况。

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Based on this, the interrelations between the elastic coefficient and the structural parameters of the nanospring, such as tube diameter, spring diameter and coil pitch, are carefully studied.

在此基础上，分析了单层碳纳米弹簧的弹性常数与弹簧结构参数（如管直径、弹簧直径、簧圈节距等）间的关系；

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