In an isotropic medium the self-simulating theory is used in characterizing the spherical shock front attenuation. We first deduce the self-simulating equation of decaying spherical shock front propagation.

• 指出衰减球面冲击波波阵面传播过程属于自模拟运动；提出衰减球面冲击波波阵面传播自模拟函数的概念；在此基础上推导出均匀介质中衰减球面冲击波波阵面自模拟传播公式.