The reasons of misfired chamber charge in Dali city of Yunnan Province are analyzed. The simple, safe, reliable and rapid disposal of the misfire is put forward.

• 分析了云南大理一次硐室盲炮的原因,提出了简单、安全、可靠、快速的硐室盲炮处理方法,有一定的推广应用价值。