id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
esrj-113137	Shang, Tielin; Wang, Rui; Wang, Jindong; Zhang, Pei	Study on the structure and strata behavior regularity of repeated mining overburden of close-distance shallow buried coal seam group	2024	7	.pdf	application/pdf	6829	229	53	In the initial stage of coal seam mining under the SBCS group, due to the formation of a “large structure” of the strata failure of the upper first coal seam, the stress of the roof overburden in the goaf is not fully transmitted to the interlayer rock layer, and the interlayer rock layer has a specific thickness and strength, and the initial stress limit collapse step L is larger, and the initial mining stress step is larger than that of the upper one, and the mine stress is not violent. Structural regularity of the fourth cycle of coal mining to strata failure 3.	cache/esrj-113137.pdf	txt/esrj-113137.txt