The UV wavelength scanning is used to conform that the by-products were produced,which can be absorbed at UV_(254),and the UV_(254) keeps changing with the ozonation process.是什么意思_The UV wavelength scanning is used to conform that the by-products were produced,which can be absorbed at UV_(254),and the UV_(254) keeps changing with the ozonation process.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句