定向水力致裂对煤层顶板三向应力的影响研究
高厚, 陈卫忠, 邢天海, 郑有雷, 贾晓东, 程文武
Variation of three dimensional stress in rock after directional hydraulic fracture of coal seam roof
煤炭工程 . 2020, (3): 113 -117 .  DOI: 10.11799/ce202003023