Isbn: 9787564649029 - mechanical mechanism and engineering practice of coal mine gas occurrence and migration(chinese edition) (1 risultati)

paperback. Condizione: New. Paperback.Pub Date:2020-12-01 Pages:136 Language:Chinese Publisher:China University of Mining and Technology Press Carry out research to improve the mechanical explanation of the step-by-step control of gas occurrence structures. systematically study the influence of faults and fold structures on gas occurrence. especially gas outbursts under the action of modern stress. and reveal the deformation characteristics of coal measure structures and gas in the coal-bearing area of North China. Occu.…