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- 太滆流域典型水体中总氮、总磷及COD含量变化研究The Change of TN, TP and COD in Representative Water Body of Tai-Ge valley
- COD含量COD
- 在静态供试水体中分别添加不同浓度的Ce(IV),利用定期测定水体中N、P、DO、COD含量及藻类叶绿素水平的方法,研究Ce对富营养化水体中浮萍藻类增长的影响.The different concentrations of Ce were added to a static system of experimental water separately,and the contents of N,P,DO,COD and alga chlorophyll level in the water body were determined regularly. The influence of Ce on the growth of red duckweed in eutrophic water was investigated in this paper.
- 它的蛋白质含量和大豆一样多。It contains as much protein as the soya bean.
- 我们的饮用水中的铅含量高得难以接受。The percentage of lead in our drinking water is unacceptably high.
- CODchemical oxygen demand (COD)
- 锰含量manganese content
- COD值COD
- 高CODhigh COD
- 高钾含量a high potassium content
- 淤泥含量silt content
- 低CODlow COD
- COD/PCOD/P
- O含量component of oxygen
- N含量N content
- CODαCODα
- COD特征值characteristic value of COD
- F含量Fluorine content
- H含量H concentration