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采场冒顶
释义
采场冒顶
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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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The Writers
The Writers' Movement '50
The Writer The battle front Visiting missin
The Write Your Own History Project
the writing remains of San Guo Zhi by people from Jin Dynasty
The Xiao and Xiang Rivers
The Yacoubian Building
the Yanan areas
The Yan'an Love
the Yangtse River estuary fishing ground
The Yangtze River Fishery Supervision and Management Office,the Ministry of Agriculture
the Yan’an Forum on Literature and Art
The Yearbook of Chinese Education in the World
The Year of Grace
The Year of Living Dangerously
The Year of the Soul
The yellow and the white
the Yellow Emperor’s Mausoleum
The Yellow River Monthly
The Yellow River Publishing & Media Group Co.,Ltd.
The Yellow Rose
the Yellow Sea fishing ground
The Yellow Storm
The Yellow Wallpaper
the Yewin Tonggu County
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