本文采用较能客观反映真实足弓的指标——足弓指数，对幼儿、儿童和少年足弓发育情况进行研究。

This paper used foot arch index to investigate the growth of the foot arch of infants, children and juveniles.

youdao

通过测量纵跳高度、肌围度、足弓形态，来分析其各项指标之间的关系及其对爆发力的影响。

Though measure the height of jumping, the circumference of muscle, the shape of inside of the foot. In order to analysis the relationship among some index and influence factors about Eruption Energy.

youdao