... 水喷射法 water injection method 水喷射器 water injector; water jet blower; water jet ejector; water jet injector; water jet jeector; water jet pump; water-jet blower; water-jet exhauster 污水喷射阀 bilge injection valve ...
The air-jetexhauster is a compressed air-operated device for pump priming, provided that the pump has no foot valve. Water is induced into the pump by vacuum created by the exhauster.