TY - Journal of Shandong University(Engineering Science) A1 - CHEN Yucheng, WANG Zhaoyang, GUO Ming, LIN Peng T1 - Influence of concealed karst cave on surrounding rock stability and its treatment technology Y1 - JF - Journal of Shandong University(Engineering Science) JO - Journal of Shandong University(Engineering Science) SP - 33 EP - 43 VL - 50 IS - 5 UR - http://gxbwk.njournal.sdu.edu.cn N1 - 10.6040/j.issn.1672-3961.0.2020.042 ER -