Buckling of thin shells is generally sensitive to geometric imperfections , so precise surveys of initial geometric imperfections are essential for high quality shell buckling experiments 摘要薄殼結(jié)構(gòu)的屈曲通常對(duì)初始缺陷十分敏感,因此對(duì)幾何初始缺陷的精確測(cè)量是高質(zhì)量的殼體屈曲試驗(yàn)的必要環(huán)節(jié)。