“pollution of natural water”的概念、定义、翻译、参考文献-科学参考

单词	pollution of natural water
释义	pollution of natural water Encyclopedia 工学水体污染释 pollution of natural water水体污染河流、湖泊、地下水、海洋等天然水体的水质受到人类活动的影响而产生的物理、生物和化学污染。
随便看	quadratic expression quadratic extension quadratic extension field quadratic factoring method quadratic field quadratic field extension quadratic form quadratic form of a knot quadratic form of a link quadratic form of a quiver quadratic form over a vector space quadratic form rank quadratic form signature quadratic forms of same type quadratic formula quadratic function quadratic functional quadratic group quadratic hypersurface quadratic ideal quadratic inequality quadratic inequality constrained least squares problem quadratic inequality constrained least-squares problem quadratic integrability quadratic integral

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