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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。
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display of navigational environment
display of objects in their original contexts
Display of retrieval results
display props
display rack
display refresher rate
Displays at the Emperor Qinshihuang's Mausoleum Site Museum
Displays at the Institute for Exhibiting Antiquities
display system
display table
display technique
display technologies
display technology of navigational status
display terminal
display tube
dispore
disposable bioreactor
disposable income
disposable medical personal protective clothing
disposal
disposal chemistry
disposal evaluation
disposal of abandoned mine
disposal of aircraft materiel
disposal of low-level radioactive waste by backfilling and closure
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