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单词
sublevel open stoping with subsequent backfill
释义
sublevel open stoping with subsequent backfill
Encyclopedia
工学
分段充填采矿法
释
sublevel open stoping with subsequent backfill
分段空场嗣后充填采矿法
用分段空场法回采矿房或矿柱,待阶段回采完毕,用充填料一次性充填采空区支撑围岩,为间柱或周围采场的回采创造条件的采矿方法。
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Nai-Hoi Yau
naikaku bunko
naikan therapy
naikan therapy for offender
nail
nail-bed function
nail disease
nail feeding unit developing technology
Naiman Qi
Naiman Qi Palace Museum
Naiman tribe
Naimark
Naim Suleymanoğlü
Nair al Zaurak
Nairc
Nairne
Nairobi
Nairobi International Convention on the Removal of Wrecks, 2007
Nairobi National Museum
Nairobi National Park
NaI scintillator
Naishengtang Children Opera Troupe
NaI(Tl)
NaI(Tl) scintillator
NaI(Tl)闪烁体
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