Jia tian rang (3 Ergebnisse)

paperback. Zustand: 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.…

paperback. Zustand: New. Paperback. Pub Date: 2018-04-01 Pages: 320 Publisher: Jiangsu Phoenix Literature This book is a collection of prose works in Lebanon's famous writer Ji Bolun. Language and text sound rhyme. like a sound of Tianzhu; profound content. convey the truth of life. let people who have a distant will be comforted and encouraged; it reflects the common emotions of human beings to meet the needs of different souls. this.…

Hardcover. Zustand: New. HardCover. Pub Date: 2019-01-01 Pages: 538 Language: Chinese Publisher: China Mining University Press. based on coal and gas outburst prevention technology Gas Geology in order to control the geological structure and evolution of structure formation and distribution of coal. stress distribution and gas distribution. and thus controls the coal and gas outburst. determine the geological characteristics of gas . …