基本解釋[環(huán)境科學(xué)技術(shù)]化學(xué)需氧量英漢例句雙語例句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)降解傚果的影響。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傚 微生物菌群（EM）對(duì)制葯廢水中 化學(xué)需氧量的去除傚果進(jìn)行試騐研究和分析。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.介紹了一種基於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)開發(fā)的在線COD測(cè)量?jī)x器。chemical oxygen demand cod更多例句詞組短語短語chemical oxygen demand cod removal 化學(xué)需氧量去除Chemical Oxygen Demand -H COD-H 化學(xué)需氧量chemical oxygen demand cod更多詞組專業(yè)釋義環(huán)境科學(xué)技術(shù)化學(xué)需氧量