全新正版图书 采动底板构造活化灾变前兆信息辨识张士川冶金工业出版社9787502487072 煤矿矿井突水普通大众人天图书专营店 - Tapa blanda

Identification of the precursor information of the mining floor structure activation catastrophe and the mechanism of water inrush(Chinese Edition)

paperback. Condición: New. Paperback.Pub Date:2021-02-01 Pages:160 Language:Chinese Publisher:Metallurgical Industry Press This book consists of 6 chapters. On the basis of introducing the research status of mining floor structure activation water inrush mechanism. the floor fissure area is described in detail. Characteristic characteristics and structural water inrush catastrophe mode. uniaxial compression strength and weak part of the defective rock mass coordinated instability. analysis of crack propagation and inst. Nº de ref. del artículo: NU006250

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