effective microorganisms em 有效微生物群
em effective microorganisms em菌液
high effective microorganisms 高效微生物
highly effective microorganisms 高效微生物
Effective microorganisms compost EM堆肥
effective microorganisms preparation 有益微生物制剂
effective microorganisms em x 有用微生物
An experimental study is performed on Effective Microorganisms (EM) enrichment cultivation and wastewater degradation with EM.
利用有效微生物em分别进行了EM富集培养、EM降解污水的试验研究。
The composition and characteristics of effective microorganisms(EM)technology as well as the mechanism of EM treatment of wastewater were introduced.
介绍了有效微生物（EM）的组成、特点及其处理废水的机理；
An experiment was made on the pharmaceutical wastewater treatment with the contact oxidation process by adding effective microorganisms (em) to remove the chemical oxygen demand (COD).
应用生物接触氧化法投加有效微生物菌群(EM)对制药废水中化学需氧量的去除效果进行试验研究和分析。
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