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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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platform transfer
platform weigher
plating
plating coating material of precious metal
plating efficiency
plating production line
platinic
platinode
platinotron
platinum
platinum black electrode
platinum catalyst
platinum dichloride
platinum dioxide
platinum electrode
platinum group
platinum group element
platinum group element metal resources
platinum group metal
platinum - iridium alloy rule for construction
platinum-iridium alloy standard weight for ‘liang’
platinum magnetic recording material
platinum metals metallurgy
Platinum Originality International University Students Graphic Design Competition
platinum resistance thermometer
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