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

单词	underground mine development
释义	underground mine development Encyclopedia 工学矿床地下开拓释 underground mine development矿床地下开拓为开发地下矿床，从地表向地下掘进一系列井巷通达矿体，使地表与矿床之间形成一条完整的运输、提升、通风、排水、动力供应等生产服务系统的地下工程。简称矿床开拓。
随便看	nuclear composition nuclear condensation growth model nuclear-condensation-growth model nuclear constant nuclear cooling nuclear core nuclear cosmochemistry nuclear counting system nuclear criticality safety nuclear cruise missile nuclear-cytoplasmic hybrid cell nuclear-cytoplasmic ratio nuclear data nuclear dating methods nuclear debris nuclear decay nuclear decay chemistry nuclear decay or radioactivity nuclear decontamination nuclear deformation nuclear demagnetization nuclear density nuclear depth bomb nuclear detection system nuclear deterrence theory

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