ojonhwa
ozonization
ozonisation ; traitement à l'ozone ; processus d'ozonisation
오존화는 대기 중의 오존 농도를 증가시키는 과정입니다.
ozonhwa-neun daegi jung-ui ozon nongdo-reul jeungga-sikineun gwajeong-imnida.
Ozonization is the process of increasing the concentration of ozone in the atmosphere.
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