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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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brush-cutter for forest service
Brushed fabric Bedding
brushes
brushes used in oil painting
Brush-holder with a Boy on a Buffalo Carved by Wu Zhifan
Brushing glaze
brushless D.C.motor
brushlet transform
Brush Notes of Lake Qiu
brush plating equipment
Brush-pot with a Scene of Enjoying the Cool on a Stream Boat Carved by Shang Xun
brush recorder
Brush Records of the Eastern Study
Brush Stroke
Brush Talks from Dream Brook from Family Chen's Collection, block-printed edition by Dongshan Academy (1305), ninth year of the Dade era, Yuan Dynasty
brush web forming
Brush with Lacquer and Golden Shaft
brushwood stumping machine
Brusselator
Brussels
Brussels Conference
Brussels Declaration
Brussels Museum of Cocoa and Chocolate
Brussels Notebooks
Brussel sprout
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