ULTRAVIOLETlight has long been used in water-treatment plants to help with disinfection.
紫外线消毒灯一直被用于水处理厂。
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This disinfection equipment's ultraviolet photosource lies surface of water, not keep in touch with water, can produce light in charge of, form dirt phenomenon.
该消毒器的紫外光源位于水面上，不与水接触，消毒时不会产生灯管结垢现象。
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Calgon Carbon Engineered Solutions offers oxidation and disinfection technologies that use medium pressure ultravioletlight to purify water.