【摘要】 应用弹性理论和弹塑性变形理论,通过球体正碰作用时间计算公式的导出,对球与板作用时间进行了分析计算,并与实验结果进行了对比。更多还原

【Abstract】 This paper makes an analysis and calculation on the work of a ball to the board compared with the result of experiment. It is done on the eduction of the calculation formula of working time of balls’ collision by means of the elasticity theory and the transmutation theory of elasticity.更多还原