Based on the basic research, the hidden cavity was detected in Changba Lead-zinc Mine with Ground Penetrate Radar and Rayleigh wave detector, and the detected result would provide technical support for safety mining.

• 分析了各自相应的适用条件，并综合应用探地雷达法和瑞雷波法在厂坝铅锌矿进行了地下群采空区的现场探测，基本查明了试验采场采空区的分布情况，为后续的安全回采提供了技术支撑。