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采场冒顶
释义
采场冒顶
Encyclopedia
工学
矿井地压灾害
释
roof strata collapse of working face
采场冒顶
采场或巷道等地下空间上部岩体或矿体与原始岩层或矿层脱离,并在重力作用下垮塌、塌落、陷落的过程或现象。简称冒顶。是地下矿山常发、多发灾害之一。
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Grace Chang
graceful exit problem
graceful forest
graceful graph
graceful Jesamine
graceful labeling
graceful permutation
graceful tree
Grace Guei
Grace Kelly
Grace Louise McCann Morley
grace period clause
Grace's apolarity theorem
Gracicla Iturbide
Gracilaria
Gracilaria genera
gracile Australopithecus
gracile nucleus
gracile shrew mole
Graciliano Ramos
Grad
grad
gradable object
gradation
gradation and classification on land
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