“采场冒顶”的概念、定义、翻译、参考文献-科学参考

单词	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。
随便看	The National Question in Our Programme the National Road Construction Association The National Salvation of Shanghai Literature and Arts Association The National WWII Museum The National Young Singers' Competition The Nation –saving Association of Shanghai Literature and Arts The Native Jurisdiction Ordinance The Native Land Act,（1913，South Africa) The Natives The Natural Approach The Natural Forest Protection Regulations The naturalized magnate families of Qing and Qi prefectures the natural region of Central China the natural region of Inner Mongolia, China the natural region of north China the natural region of northeast China the natural region of Northwest China the natural region of South China the natural region of sub-frigid zone in Qinghai-Xizang plateau，China the natural region of temperate zone in Qinghai-Xizang plateau，China the natural state of ethics The Nature Conservancy The Nature of Learning: Using Research to Inspire Practice the nature of the firm The Necessity of Atheism

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