| 释义 |
Purification,Water | 《英文msh词典》Purification,Water | | [入口词] Purification,Water | | [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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