矿井涌水量
mine discharge
inflow of mine
inflow of mine water
hydraulic discharge of mine shaft
Water Yield of Mine
mining water inflow
mine inflow
flow of water at mine shaft
groundwater inflow of mine
quantity of water inrush in mine
矿井涌水量预测
mine water inflow prediction
water inflow in coal mine prediction
水井、井水及废水
Wells and well water and waste water
矿井(坑)涌水量预测
mine water inflow prediction
矿井水水质评价
mine water quality assessment
矿井涌水
water gushing in mines
Water Yield of Mine
water inrush in coal mine
mine water inrush
gushing water from mine well
mine discharge
气井井筒压力
the pressure of well bore in gas well
斜井井筒施工
inclined shaft construction