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一、引言抚顺矿区是我国最老的矿区之一,采矿历史可上溯到1901年。抚顺矿区沉降和地下开采并生,据统计,平均每开采1 m深的煤层,就会造成0.8 m的地面塌陷,且沉降并不随地下开采的结束而结束。目前抚顺市划定的沉降区范围为18.411 km2。广州中海达定位技术有限公司(广州中海达卫星导航技术股份有限公司旗下的全资子公司)与抚顺市采空区沉降办公室联合建设了基于BDS/GPS
I. Introduction Fushun Mining District is one of the oldest mining areas in our country. The history of mining can be traced back to 1901. Subsidence and underground mining in Fushun Mining Area have taken place. According to statistics, an average of 1 m deep coal seam results in a ground collapse of 0.8 m and the settlement does not end with the end of underground mining. At present, Fushun city designated area of 18.411 km2. Guangzhou Haida positioning technology Co., Ltd. (Guangzhou, Haida Satellite Navigation Technology Co., Ltd., a wholly owned subsidiary) and Fushun City Mined Area settlement office jointly built based on BDS / GPS