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

单词	shaft development
释义	shaft development Encyclopedia 工学矿床地下开拓方法释 shaft development竖井开拓采用竖井作为矿石提升，人员、材料和设备出入的主要通道的开拓方法。
随便看	cocompactification cocompact space cocomplete category cocompleteness cocomplex co-condensation cocone coconnectedness coconnected space coconnected variety cocontinuous cocontinuous functor cocontinuous mapping cocontravariant cocontravariant functor cocontravariant tensor Coconut coconut coconut blackheaded caterpillar coconut crab coconut leaf beetle coconut oil Coconut War cocoonase cocoonblending for reeling with confine number of cocoons

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