单词盒子

chemical oxygen demand (COD)

C 开头单词

基本解释

  • 化学需氧量

英汉例句

    双语例句

  • The effective factors such as content of SEPZ, aeration mode, biodegradation temperature and initial chemical oxygen demand(COD) were investigated.
    考察了菌种浓度、曝气方式、降解温度、初始化学需氧量（COD）等因素对降解效果的影响。
  • 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。
  • 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.
    介绍了一种基于紫外全波段扫描的水质化学需氧量（COD）测量技术以及运用该技术设计开发的在线COD测量仪器。