direct water exploration

direct water hammer

direct water quench

Direct Water Supply

mixing water direct heating

water direct swing

water direct-seeding

direct allocation water quantity

direct connection way of mixture water

Direct cooling water

direct discharging type cooling water

Direct drinking water

direct embedded hot water pipeline

DIRECT EXPANSION SOLAR ASSISTED HEAT PUMP WATER HEATER

direct expansion solar assisted heat pump water heater (DX-SAHPWH)

direct flow water heater

direct hot water system

direct network pressure-superposed water supply

direct-connection water-mixed system

direct-cooling boiling water reactor