英语词汇“simultaneous shaft-sinking”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	simultaneous shaft-sinking
释义	simultaneous shaft-sinking 一次成井; 掘进、永久支护和井筒装备三种作业平行交叉施工，一次完成的井筒施工方法。
随便看	dovran dovre Dovrefjell dovrefjells dovs Dovyalis Dovyalis caffra dovyalis caffras Dovyalis hebecarpa dovyalis hebecarpas dovyaliss dovzhenko Dovzhenko, Alexander P. Dovzhyk dow Dow. dowa dowable dowage dowager dowagerism dowagerlike dowager's dowagers dowager's hump

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