This article describe the numerical simulation for shock compression which is produced by layered flyers impacting target,in which the isentropic curve is calculated by recurrence method.

• 就阻抗递变的多层组合飞片对靶样品的冲击压缩过程进行了一维平面应变数值模拟计算，其中熵线采用逐步递推法计算。