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- 水質(zhì)water quality
- 水質(zhì)CODwater COD
- 紫外掃描式水質(zhì)COD測量技術(shù)與儀器研制Ultraviolet scanning technique for water COD measurement and its instrument development
- 水質(zhì)監測water quality monitoring
- CODchemical oxygen demand (COD)
- COD值COD
- 水質(zhì)分析analysis of water
- 高CODhigh COD
- 水質(zhì)指標water-quality index
- 低CODlow COD
- 水質(zhì)污染危及所有海洋生物。Water pollution imperils all kinds of marine life.
- COD/PCOD/P
- 因為水質(zhì)不純凈，所以不能飲用。Impurity of the water made it unfit to drink.
- CODαCODα
- 2001年度近岸海域水質(zhì)類(lèi)別Grades of the Water Quality in Offshore Marine Areas in 2001
- COD特征值characteristic value of COD
- 水質(zhì)預測water quality prediction
- 臨界CODcritical COD
- 灌排水質(zhì)irrigation and drainage water quality
- COD測定COD determination
