臭氧氧化技術(shù)在水處理中的應(yīng)用
臭氧氧化技術(shù)的發(fā)展及特點(diǎn)
臭氧聯(lián)合技術(shù)
臭氧聯(lián)合技術(shù)在工業(yè)廢水處理中的應(yīng)用
臭氧技術(shù)的發(fā)展現(xiàn)狀及趨勢
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In recent years, the hygienic condition of dental unit waterline (DUWL) has gradually received attention in China. At the same time, many local standards have been introduced. For example, Beijing issued "DB11/T 1703- 2019 Technical Specifications for Waterway Disinfection of Oral Comprehensive Treatment Units" on December 25th, 2019, while Zhejiang Province issued "DB33/T 2307-2021 Technical Specifications for Cleaning and Disinfection of Dental Waterway Systems" on January 29, 2021. In fact, various countries in the world have begun to pay attention to issues related to waterway pollution in dental treatment units much earlier, and have made relevant specifications. This article summarizes the standards of various countries in this regard as follows: Foreign standards related to the waterway of dental treatment units In 1996, the American De...
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