“underground mine development choice”的概念、定义、翻译、参考文献-科学参考

单词	underground mine development choice
释义	underground mine development choice Encyclopedia 工学地下开采设计释 underground mine development choice地下矿开拓方式选择为开发地下矿床，从地表掘进一系列井巷工程通达矿体，以形成提升、运输、通风、排水、供水、供电等完整系统的开拓方式的比选过程。
随便看	exine-held protein Exi Shandi E'xi Shengtaiwenhua Lvyouquan exist existence Existence and Existents existence and non-existence existence and non-existence grow out of each other existence and uniqueness theorem existence axiom existence condition existence criterion existence domain existence factors existence form of element existence limit of nucleus existence of best approximation existence of lift existence of required elements of crime existence precedes essence existence principle existence problem existence proof existence property existence region

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