摘要
本文介绍如何应用大型光栅进行薄板稳定试验．在对近４０块平板和加劲板复合应力状态下的稳定试验中，均取得较好结果．
In this paper, the out-of-plane Moire method used in the stability experiment of plate is introduce and good experimental results are obtained.
关键词
薄板
光栅
屈曲
稳定性
断裂力学
optical gratings
moire method
buckling
critical buckling load
