Results 111 to 120 of about 621,867 (149)

OAAO-MBR工艺在市政污水处理厂提标改造中的应用

open access: yesGongye shui chuli
针对太湖流域某全地下式市政污水处理厂改良型厌氧-缺氧-好氧-膜生物反应器(AAO-MBR)处理工艺存在的出水TN难以稳定达标的困境,采用基于DO和氧化还原电位(ORP)优化控制的兼氧-微氧-微氧-好氧-膜生物反应器(OAAO-MBR)工艺进行提标改造。通过对运行环境的合理调控,实现出水水质的稳定提升。研究结果表明,OAAO-MBR工艺的膜出水COD、NH4+-N、TN、TP分别控制在30、1.5、10、0.3 mg/L以内,均能满足苏州特别排放限值规定的出水水质。与改造前同期相比,OAAO ...
赵凯宁   +6 more
doaj  

[Research status and hotspots of seasonal allergic rhinitis based on CiteSpace visualization analysis]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Tian H, Zhu D, Zhao B, Liu X, Meng C.
europepmc   +1 more source

[Association Study of Parity With Adverse Pregnancy Outcomes]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Yao J, Guo X, Dong X.
europepmc   +1 more source

[Medical treatment standards for emergency trauma wounded (2025 edition)]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
National Health Commission Of The People's Republic Of China.
europepmc   +1 more source

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