The ultimate principle of forming underground warehouse and concrete wall by the method of synchronous blast enlargement was expounded,and its characteristics was analyzed on the basis of experiments.

• 阐明了同步爆扩成型地下仓及混凝土仓壁的基本原理 ；通过对比实验分析了同步爆扩成型地下仓及混凝土仓壁的特性 .