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竖井凿岩
释义
竖井凿岩
Encyclopedia
工学
竖井施工方案
释
shaft drilling
竖井凿岩
竖井施工中,在井筒围岩上钻凿炮孔的作业。是竖井掘进中的一项主要工序,约占整个掘进循环时间的20%~30%。
随便看
dilution effect
dilution factor
dilution heat
dilution of a series
dilution of drilling fluid
dilution of precision
dilution ratio
dilution refrigeration
dilution refrigerator
dilution refrigerator system
dilution renaturation
diluvial fan facies
diluvium soil mass
Dilworth
Dilworth lemma
Dilworth theorem
dim
DIMA
Dimanche à Pekin
dimannosyldiacyl glycerol
Dimapur
Dimcho Debelyanov
D.I.Mendeleev All-Russian Institute for Metrology
Dimen Ecomuseum of the Dong
dimension
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