“transition from surface mining to underground mining”的概念、定义、翻译、参考文献-科学参考

单词	transition from surface mining to underground mining
释义	transition from surface mining to underground mining Encyclopedia 工学露天与地下联合开采释 transition from surface mining to underground mining露天转地下开采前期用露天采矿法开采矿床上部矿体，然后过渡到用地下采矿法开采矿床下部矿体的开采方式。
随便看	formal series formal smoothness formal sociology formal solution formal specification formal spectrum formal stability formal stratigraphic unit formal sum formal synthesis formal system formal technical review formal theorem formal theory formal training formal transformation Formal Typology formal undecidable proposition formal universal deformation formal unsolvability formal vector field formal versal deformation formal wear formal work formamidase

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