单词 | Water Purifications |
释义 | Water Purifications《英文msh词典》Water Purifications [入口词] Water Purifications [主题词] Water Purification [英文释义] Any of several processes in which undesirable impurities in water are removed or neutralized; for example,chlorination,filtration,primary treatment,ion exchange,and distillation. It includes treatment of waste water to provide potable and hygiene water in a controlled or closed environment as well as provision of public drinking water supplies. (From McGraw-Hill Dictionary of Scientific and Technical Terms,4th ed) |
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