round thimble

Analysed the stress of ringlike round plate which has stationary periphery and re- ceived concentric ringlike load.

运用平板理论 ,分析了周边固定受同心环形线载荷作用环形圆板的应力 ,并且导出径向应力、切向应力及挠度的计算公式 ,为结构设计提供了方