“roof strata collapse of working face”的概念、定义、翻译、参考文献-科学参考

单词	roof strata collapse of working face
释义	roof strata collapse of working face 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	Fermat spiral inverse curve Fermat's principle Fermat theorem Fermat-Torricelli problem Fermat two-square theorem ferment fermentation fermentation engineering fermentation equipment fermentation ethanol fermentation inhibitors fermentation kinetics fermentation microorganism fermentation of metabolites fermentation residue fermentation scale-up techniques fermentation ventilatory capacity fermented bean curd fermented bean products fermented beverage fermented biscuit fermented blank bean fermented corn flour poisoning fermented dough fermented fruit and vegetable products

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