“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	Seventeenth National Congress of CPC Seventh Day Adventist Seventh-day Adventist Seventh-day Adventist Church seventh five-year plan of China Seventh Hound Seven Treaties of Theravāda Seven Treatises Seventy-five Constituent Elements in Five Categories seven types of criminal homicide seventy-two intermittently connected lakes Seven Up！ Seven Warring States Seven-Year Program to Help 80 Million People Out of Poverty Seven Years’War sever acute respiratory syndrome，SARS several several complex variables several crimes several-for-one Several Guidelines for Properties Declaration several guidelines for properties declaration Several Opinions of Promoting the Rising of the Central Region Several Opinions of the General Office of the State Council on Strengthening the Protection and Restoration of Grasslands Several Opinions of the State Council on Accelerating the Development of Trade in Services

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