“臭氧层损耗”的概念、定义、翻译、参考文献-科学参考

单词	臭氧层损耗
释义	臭氧层损耗 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	The National Forest Conservation Programne The National Gallery of Jamaica The National Herald The National History Institute The National History Museum of the Kyrgyzstan Republic the National Institute for Occupational Safety and Health The National Instructing Committee of Vocational Education of Cultural Heritage Conservation The National Library of Medicine ,NLM the National Major Industry POPs Pollution Prevention and Control "12th five-year" Program The National Mineral Resources Planning The National Museum of Archeology, Anthropology and History of Peru The National Museum of Australia The National Museum of Emerging Science and Innovation The National Museum of History of Azerbaijan The National Museum of Mongolia The National Museum of Pakistan The National Museum of Yemen The National News Broadcast The National Office of Animal Health The National Political Security Bureau The National Program of Action for Child Development in China The National Question and Leninism The National Question in Our Programme the National Road Construction Association The National Salvation of Shanghai Literature and Arts Association

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