This 2 companies claimed to already was developed do not destroy ozonic product newly.

此二公司都声发了新不破坏臭氧产品。

Static experiments were carried out to study the effects of ozonic disintegration characteristics of waste activated sludge.

为统研究臭氧破解后对活性影响,在活性中通入臭氧进行破解静态实验。