chemical oxygen demand cod

基本解釋

The effective factors such as content of SEPZ, aeration mode, biodegradation temperature and initial chemical oxygen demand(COD) were investigated.
考察了菌種濃度、曝氣方式、降解溫度、初始化學(xué)需氧量（COD）等因素對(duì)降解效果的影響。
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).
應(yīng)用生物接觸氧化法投加有效微生物菌群（EM）對(duì)制藥廢水中化學(xué)需氧量的去除效果進(jìn)行試驗(yàn)研究和分析。
A method based on all band ultraviolet scanning for measuring water chemical oxygen demand(COD) was introduced, and the method was applied to develop an on-line COD measuring instrument.
介紹了一種基于紫外全波段掃描的水質(zhì)化學(xué)需氧量（COD）測(cè)量技術(shù)以及運(yùn)用該技術(shù)設(shè)計(jì)開(kāi)發(fā)的在線COD測(cè)量?jī)x器。