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房柱采矿嗣后充填法
释义
房柱采矿嗣后充填法
Encyclopedia
工学
充填采矿法
释
room-and-pillar mining with subsequent backfill
房柱采矿嗣后充填法
用房柱法进行矿石回采,并用充填料一次性充填采空区以支撑围岩,为间柱或周围采场的回采创造条件的采矿方法。
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Specific predators of tetranychid mites
specific pressure
specific projection system
specific project urban design
specific proposed levels
specific qualitative factor
specific radioactivity
specific reaction rate
specific reagent
specific refraction
specific regulation of active compounds
specific regulations in the Qing Dynasty
specific relay nucleus,or sensory relay nucleus
specific reluctance
specific resistance
specific retention
specific retention volume
specific risk measurement
specific root length
specific rotation
specific rotatory power
specific routine
specific search images
specific sign
specific speed of pump
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