Thickness measurement and distribution law of loose rings of surrounding rock in large cross section semicircle arch seam gateway
Sun Xikui
Chang Qingliang
Shi Xianyuan
Li Xiangyang
Keywords：loose ringssonic methodsemicircle arch seam gatewaygateway support
Publication Date：2016-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)