“ozone depletion”的概念、定义、翻译、参考文献-科学参考

单词	ozone depletion
释义	ozone depletion Encyclopedia 理学〔中层大气化学〕释 ozone depletion臭氧层损耗指20世纪70年代末以来观察到的两个臭氧总量下降的现象。一是地球大气臭氧总量（主要是臭氧层）平稳下降约4%；二是极地平流层臭氧春季大幅下降，后者被称为臭氧洞。除了上述平流层现象外，春季极地对流层中也存在臭氧损耗现象。
随便看	character of an Abelian group character of an algebra character of an algebraic group character of a regular chain character of a representation character of a representation of a group character of a semigroup character of a topological group character of a topological space character of a unitary representation character of discontinuity character of isotropy character of symmetric operation character-oriented protocol character person switching character printer characterpulse character recognition character rendering character retrieval character ring character segmentation character semigroup character set character set for Chinese character encoding

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