云南山区,村舍分散,压煤面积很大。迁庄不但费用多,占据良田,水源缺乏,社员顾虑较多,而且还要迁到再次压煤。因此,在羊场煤矿进行了薛家村建筑物下试采工作。从一九七七年六月至一九七八年十月,安全采出优质焦煤7.17万吨。在开采过程中,仅对民房采取了一些简单的临时性加固措施,房屋完整地保存下来,未发生任何事故。并且,通过地表观测和现场观察,为本矿区提供了地表移 Yunnan mountains, scattered cottages, large area of ​​coal. Not only the cost of moving to Zhuang, occupy fertile fields, lack of water, members worry more, but also to move to re-pressing coal. Therefore, the Yangchang Coal Mine in Xuejia Village under the trial mining work. From June 1977 to October 1978, 71,700 tons of high-quality coking coal were safely recovered. During the mining process, some simple temporary reinforcement measures were taken on the houses only. The houses were completely preserved without any accidents. And, by surface observation and on-site observation, surface movement has been provided for this mining area