High efficient coal mining methods for deep inclined thin seam and medium thick seam in Sichuan Mining Area楼建国, 李维光1-4
Experimental Support study on closed support in extremely difficult maintain mine roadway高明中, 孙家斌, 王汉民, 李明好18-21
New problems and countermeasures of water prevention and control in state owned coal mines黎汝发, 黎祖明27-29
Practice on combined support technology applied to construction of large cross section underground chamber in soft rock张明, 周士磊30-32
