... etc.System compositionGeneral including pretreatment system, the reverse osmosis device, filtration systems, cleaning system and electric control system, ... .1. Low pressure flushing ro deviceThe regular ro device for large flow, low pressure, low pH flushing conducive to ... than 20 °C temperature, ro device of water storage 3d stink metamorphism, there are large bacterium is progenitive. Accordingly, ...