Migration laws of top coal failure and stability analysis of  support on fully mechanized top coal caving mining in steeply dipping coal seam

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[1]	. One-to-one mapping between powered support posture and actuating rams and its adjustment strategy during setting stage [J]. Journal of Mining and Safety Engineering, 2021, 38(4): 666-677.
[2]	. Investigation and practice of the reasonable cutting height at longwall top coal caving face with super-large mining height in hard and extra-thick coal seams [J]. Journal of Mining and Safety Engineering, 2020, 37(4): 715-722.

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