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保安矿柱
释义
保安矿柱
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工学
回采预留矿柱
释
safety pillar
保安矿柱
为保护地表重要设施、地貌和主要井巷,避免其因井下开采影响而产生破坏,或分隔含水层及破碎带、矿段或矿块等目的而留设不采或暂时不采的部分矿体。
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subnetwork
subnormal
subnormal child
subnormal dividend plus extra dividend policy
subnormal element
subnormal formal series
subnormal group
subnormality
subnormally persistent
subnormal operator
subnormal period
subnormal phase
subnormal rating
subnormal series
subnormal solution
subnormal subgroup
subnormal subgroup series
subnormal subgroup system
subnormal temperature
subnuclear
subnuclear particle
subobject
suboccipital muscle
suboceanic structure
suboctave
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