Study on cause classification method and support countermeasures of roof falling in coal drift
Ma Nianjie
Feng Jicheng
Lyu Kun
Zhao Zhiqiang
Bai Yi
Liu Guobao
Ji Jiayi
Keywords：coal driftroof falling causesurrounding rock mass environmentsupport countermeasures
Publication Date：2015-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)