3) low bio-degradability
难降解
1.
This experiment is focused on the printing and dyeing wastewater with low bio-degradability and high PH, which is taken from real engineering project.
本试验对可生化性差且PH高的难降解印染废水的处理进行研究。
4) refractory
[英][rɪ'fræktəri] [美][rɪ'fræktərɪ]
难降解
1.
Progress of the research on Fenton oxidation technology in the treatment of industrial wastewater containing refractory organic matter;
Fenton氧化技术处理难降解工业有机废水研究进展
2.
Treatment technologies for highly concentrated refractory organic wastewater;
高浓度难降解有机废水处理技术
3.
Study on the feasibility of the wet air oxidation of high-strength refractory organic wastewater;
高浓度难降解有机废水湿式氧化可行性研究
5) Difficult to biodegrade
难降解
1.
Wastewater of LCIC whose components are complex and deep yellow, contains much difficult to biodegrade fragrant hydrocarbon organic matter, and belongs to toxic, high-concentration and organic chemical-industrial wastewater.
兰州化学工业公司有机厂生产废水成份复杂,呈深黄色,水中含有大量难于被生物降解的芳香类有机物质,属于浓度较高的难降解有毒有机化工废水。
6) understanding of difficulty
疑难理解
补充资料：解难
解决困难或疑难：释疑～。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条