Center for Hydrogeology and Environmental Geology Survey;
China Geological Survey;
Tianjin 300309;
China;
State Key Laboratory of Coal Resources and Safe Mining;
China University of Mining and Technology;
Tianjin 300309;
China;
Key Laboratory of Metallogenic Prediction of Nonferrous Metals and Geological Environment Monitoring Central South University;
Ministry of Education;
Changsha 410083;
China;
School of Geosciences and Info-Physics;
Central South University;
Changsha 410083;
China;
School of Resources and Geosciences;
China University of Mining and Technology;
Xuzhou;
Jiangsu 221116;
China;
hot dry rock; hydraulic fracture; structural planes; enhanced geothermal system; Gonghe Basin;