NF3 has a relatively short atmospheric lifetime (740 years) and dissociates more readily than C2F6 and CF4. HF ultimately diffuses down to the troposphere where it is removed by wet deposition.
NF3具有相对短的大气寿命（740年），比C2F6和CF4。更容易分解。HF最终扩散到大气中，在大气中它通过湿沉积被除去。
Chlorine atoms can reduce the lifetime of atmospheric mercury gas, as well as greenhouse gases such as methane.
氯原子可以减少大气中汞气体以及温室气体如甲烷的寿命。
The research progress of the aeronautical Perspex aging is presented including aging properties, experimental method, and atmospheric aging lifetime.
介绍了航空有机玻璃老化的研究现状，包括老化性能研究、实验方法研究和老化寿命研究。
The research progress of the aeronautical perspex aging is presented including aging properties experimental method and atmospheric aging lifetime.
摘要介绍了航空有机玻璃老化的研究现状，包括老化性能研究、实验方法研究和老化寿命研究。
The research progress of the aeronautical perspex aging is presented including aging properties experimental method and atmospheric aging lifetime.
摘要介绍了航空有机玻璃老化的研究现状，包括老化性能研究、实验方法研究和老化寿命研究。
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