With the help of holographic astatic light bomb,the stress distribution of strip cartridge with different cavity ratios as well as its variation law are investigated.

• 以全息动光弹为研究手段,研究了条形药包不同空腔比时应力场的分布及随时间变化的规律,提出了适宜空腔比的范围,并在大爆破工程中得到了检验。