“raise-boring method”的概念、定义、翻译、参考文献-科学参考

单词	raise-boring method
释义	raise-boring method Encyclopedia 工学天井掘进释 raise-boring method反井钻机法采用反井钻机先打导向孔，再从下而上用钻井刷扩至要求断面的完全机械破岩的天井掘进的施工方法。
随便看	ladle furnace refining ladle preheating ladle schedule of circulation ladle supporting equipment La Dolce Vita Ladozhskoye Lake Lady Augusta Gregory ladybell ladyboy Lady Chatterley’s Lover Lady Cheng Lady Chun'a Lady Du lady fern family lady-ferns ladyfish Lady General Mu Takes Command Lady Guoguo's Spring Outing Lady Macbeth of the Mtsensk District Lady of the Castle lady palm Lady Susan Lady Tangshan Lady Windermere’s Fan Lady Xu Mu

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