| 摘要 |
PURPOSE: Provided is a portable reverse osmosis water purifier with self-cleaning capability. CONSTITUTION: The instant tap water valve is opened to discharge tap water, drainage valve of membrane filter is opened to rapidly discharge residual water and fine contaminants in membrane filter. At this moment, water contained in membrane filter is drifted in the direction of the membrane filter in parallel so as to take off contaminants adhered on the surface of the membrane filter.
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