Method of Estimating Surrounding Rock Quality Based on Torque Penetration Index and Neural Network
WU Fan, ZHANG Yun-pei, KOU Jia-bing, LIU Li-peng, LI Peng-yu
Journal of Yangtze River Scientific Research Institute . 2022, (12): 33 -41 .  DOI: 10.11988/ckyyb.20221039