共 50 条
- [11] COOL WATER COAL GASIFICATION PROGRAM - FIRST ANNUAL PROGRESS REPORT. Electric Power Research Institute, Advanced Power Systems Division, (Report) EPRI AP, 1982,
- [13] SOME ENGINEERING GEOLOGIC FACTORS CONTROLLING COAL MINE SUBSIDENCE IN UTAH AND COLORADO. United States Department of the Interior, Geological Survey, Professional Papers, 1976, (969):
- [14] GEOLOGIC FACTORS IN COAL CHEMISTRY ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1981, 181 (MAR): : 11 - GEOC
- [16] Stability criterion calculation of limestone rock roof of the 15# coal in WoZhuang mine Jiang, B.-S. (jiangbs@cumt.edu.cn), 1600, Tsinghua University (30):
- [20] Rating the strength of coal mine roof rocks ROCK MECHANICS TOOLS AND TECHNIQUES, VOLS 1 AND 2, 1996, : 413 - 422