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；

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.

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变剧凸轮是控制弹簧的有效圈数，节距刀下面螺栓调节弹簧高度；

Variable play cam is the effective number of the control spring, and the height of the bolt adjusting spring;

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