“water self-purification”的概念、定义、翻译、参考文献-科学参考

单词	water self-purification
释义	water self-purification Encyclopedia 工学环境自净释 water self-purification水体自净受污染的水体在物理、化学、生物等作用下，污染物浓度逐渐降低，经一段时间后恢复到受污染前状态的自然现象。有时专指水体中微生物氧化分解有机污染物而使水质净化的作用。
随便看	self orthogonal vector self-orthogonal vector self orthogonal vector space self-orthogonal vector space self-oscillating optical pumping magnetometer self-oscillatory system self-osculation self-paid ratio self-paired self-parallel excitation system self-perception self-perimeter self personality ethics self-persuasion self phase modulation self-phase modulation self-piercing riveting self-poisoning reaction self-polar self-polar curve self-polar figure self-polarity self polarizability of rock self-polar line self-polar polygon

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