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采场冒顶
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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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light-directed in situ synthesis
light distillate
light distillate oil
light distribution
light-duty
light duty diesel engine
light-duty maintenance machinery
light duty motor trolley
light echo
light element
light element abundance
light emission
light emittance
light-emittig diode lamps
light emitting diode
light-emitting diode
light emitting diode array packaging
light emitting diode backlight liquid crystal display device
light emitting diode backlight liquid crystal display device, LED backlight LCD device
light emitting diode bracket
light emitting diode ceramic package
light emitting diode characteristics
light emitting diode chip
light emitting diode classification
light emitting diode communication
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