It reduces voc , bod , cod , fats , oil and grease , total suspended solids and total petroleum hydrocarbons 有效减低挥发性有机化合生化需氧量总需氧量油脂总悬浮粒子及总石油碳氢化合物。
The index monitors the level of dissolved oxygen , 5 - day biochemical oxygen demand and ammonia nitrogen content in our waterways 指数反映河水中的溶解氧含量、五天生化需氧量以及氨氮水平。
The quick determination technologies of chemical oxygen demand ( cod ) are summarized , and the applications of them are introduced 摘要文章介绍了化学需氧量( cod )的快速测定技术，以及在实际水质监测中的应用。
Organic pollution of river water is measured by three parameters , namely 5 - day biochemical oxygen demand , chemical oxygen demand , and total organic carbon 水中有机污染含量是透过三项参数计量：五天生化需氧量化学需氧量及有机碳总量。
Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium - method by measuring the oxygen demand in a closed respirometer 水介质中塑料材料富氧菌生物降解性的测定.在一封闭呼吸器中测定需氧量的方法
Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium - method by measuring the oxygen demand in a closed respirometer 水性培养液中材料最终需氧生物分解能力的测定采用测定密闭呼吸计中需氧量的方法
Water quality . evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer 水质.通过在密闭呼吸器中测定需氧量来评价有机化合物在水介质中"最大"的生物降解力
The parameters used for calculating wqo compliance include ph , suspended solids , dissolved oxygen , 5 - day biochemical oxygen demand , and chemical oxygen demand 用于计算水质指标的参数包括酸硷度悬浮固体量溶解氧五天生化需氧量及化学需氧量。
