胶南市大部分面积为山区丘陵，历来视为缺水区。我们使用ＴＺＴ—１型电测仪在山丘地区各种地层中找水打井，取得了很好的应用效果；成井率达到百分之百，不仅为社会节省了几十万元的投资，保护了群众治水的积极性，取得了明显的经济效益和社会效益，而且为地下水的开发利用展示了广阔的前景。 Most of the area in Jiaonan is mountainous hills, which has always been regarded as a water-scarce area. We use the TZT-1 electrical measuring instrument to find water in all kinds of formations in the hills and wells and achieve good application results. The rate of well completion has reached 100%, not only saving hundreds of thousands of yuan of investment for the society, and protecting the masses The enthusiasm of water control has achieved obvious economic and social benefits, and it has also shown broad prospects for the development and utilization of groundwater.