In the present paper the dynamic stress distribution and stress con-centration factor in the neighbourhood of caverns under impulse loadingare given by using dynamic photoelastic method.
本文用动态光弹性方法，分析冲击荷载作用下岩洞周边的动应力分布和动应力集中系数。
A dynamic response of circular ring in different supported conditions under impact load is investigated by a dynamic photoelastic method in this paper. Some experimental results are presented.
本文用动光弹方法研究冲击载荷下不同支撑条件的圆环的动态响应，给出部分实验结果。
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