化学需氧量是水质监测的一项重要指标。综述了化学需氧量的测定方法和研究进展。
Chemical oxygen demand is one of the important index in water monitoring. In this paper, the recent development for determination of chemical oxygen demand is briefly summarized.
COD是水质监测的一项重要指标，氯离子是COD测定中主要的干扰物之一。
COD is one of the important indexes in water quality surveillance and chloride is one of the main disturbing substances.
目的：测定南澳县水源水中氟化物的背景值及其它相关水质指标。
Objective: To measure the background fluoride and related water quality indices in water source of Nan 'ao County.
测定稚鳖养殖池水体的化学指标其中BOD5，NH3-N，大大超过渔业水质标准及参考标准。
The chemical indicators (BOD5, NH3-N and S) in the water body were determined and they overrun the fishery, water quality standard.
测定稚鳖养殖池水体的化学指标其中BOD5，NH3-N，大大超过渔业水质标准及参考标准。
The chemical indicators (BOD5, NH3-N and S) in the water body were determined and they overrun the fishery, water quality standard.
应用推荐