...eep well multi-stage jet pump 深井多级喷射泵 deep well pressure gauge 深井压力计 deep well submersible pump深井潜水泵 deep well thermometer 深井井温仪 ..
双语例句
1
They supply the energy for a submersiblepump that pumps the water up from a well that is 105 feet deep and for a small desalination unit that satisfies farmers' potable water requirements.