“advance overburden”的概念、定义、翻译、参考文献-科学参考

单词	advance overburden
释义	advance overburden [ǝd`vans `ō·vǝr´bǝrd·ǝn] ^{MINING ENGINEERING} Overburden in excess of the average overburden-to-ore ratio that must be removed in opencut mining.
随便看	dangling bond dangling ELSE Danian Daniell cell Daniell hygrometer Danjon prismatic astrolabe dannemorite contact grasp contact inhibition contact-initiated discharge machining contact inspection contact lens contact log contact-making meter contact-mask read-only memory contact material contact metamorphic rock contact metamorphism contact metasomatism contact microphone contact mine contact mineral contact modulation contactor contactor control system

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