2) nonbiodegradable petrochemical wastewater
难降解石油化工废水
3) refractory wastewater
难降解废水
1.
Research and application of SBR to refractory wastewater treatment;
SBR法在难降解废水处理中的研究及应用
2.
Discussion on biodegradability of refractory wastewater;
难降解废水的可生化性探讨
3.
Study on treatment of refractory wastewater by chlorine dioxide catalytic oxidation;
二氧化氯催化氧化处理难降解废水技术的研究
5) refractory organic wastewater
难降解有机废水
1.
Application of advanced treatment for refractory organic wastewater with ozone oxidization method;
臭氧氧化法在深度处理难降解有机废水中的应用
2.
Development of three-dimensional electrode in refractory organic wastewater treatment;
三维电极处理生物难降解有机废水
3.
Research progress in the combined electro-catalytic oxidation technologies for treating refractory organic wastewater
联合电催化氧化处理难降解有机废水研究进展
6) difficult-to-degrade mixed wastewater
难降解混合废水
1.
Internal reflux, micro-aeration and macro-aeration catalyzed iron internal electrolysis (CIIE) processes were used for pretreatment of difficult-to-degrade mixed wastewater.
采用内循环、微曝气和强曝气催化铁内电解法处理难降解混合废水,中试结果表明,在缺氧(DO<0。
补充资料：难夫难妻(难ｎàｎ)
一名《洞房花烛》。故事片。亚细亚影戏公司1913年摄制。郑正秋编剧，张石川、郑正秋导演。一对素不相识的青年男女，经媒婆撮合拜堂成亲，在封建礼教桎梏下开始艰难的夫妻生活。为中国第一部故事片。
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