chemical oxygen demand (COD)

常見例句

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、初始化學需氧量（COD）等因素對降解效果的影響。
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).
應用生物接觸氧化法投加有效微生物菌群（EM）對制藥廢水中化學需氧量的去除效果進行試驗研究和分析。
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化學需氧量（COD）測量技術以及運用該技術設計開發(fā)的在線COD測量儀器。