低温矿井水
low temperature mine water
深井降温
air-cooling in deep high-temperature mines
寒潮降温降雨(雪)
administration discretion
降温降压
Cooldown and depressurization
Temperature and Pressure Reduction
depressing temperature and pressure
蒸汽降温降压汽轮机
steam turbines using steam to reduce temperature and pressure
steam turbines using steam to reduce temperature a
煤—水双资源矿井
Coal-water double-resources mine
白石砬子白钨矿矿床
Baishilazi scheelite deposit