| 伪随机信号电法仪在河北某老矿山的应用 | 
| 王寒冰, 封彪, 周鹏, 陆占国, 贾世俊, 高隆钦 | 
| The application of pseudo-random signal electrical prospecting instrument to an old mine in Hebei Province | 
| Han-Bing WANG, Biao FENG, Peng ZHOU, Zhan-Guo LU, Shi-Jun JIA, Long-Qin GAO | 
| 图2 激电测深测点位置示意 | 
| Fig.2 Positions of IP sounding points | 
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