“service shaft”的概念、定义、翻译、参考文献-科学参考

单词	service shaft
释义	service shaft Encyclopedia 工学竖井释 service shaft措施井为加快地下矿山建设，增加开拓巷道的掘进工作面数而专门设置的井筒，或为现有井筒延深而专门设置的辅助施工井筒。工学竖井释 service shaft副井矿山生产中，主要用于提升人员、材料、设备或废石的竖井或斜井。通常也兼有进风功能并作为安全出口。
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