Catastrophe instability mechanism of the pillar-roof system in gypsum mines due to the influence of relative humidity
K Xia, C Chen, Y Zhou, X Liu, Y Zheng… - International Journal of …, 2019 - ascelibrary.org
In this study, a simplified mechanical model is proposed based on the failure characteristics
of a gypsum pillar–roof system obtained through in situ investigation. Then, a cusp …
of a gypsum pillar–roof system obtained through in situ investigation. Then, a cusp …
