释义 |
化学需氧量huàxuéxūyǎngliàngchemical oxygen demand (an environmental indicator)化学需氧量1. chemical oxygen demand化学需氧量chemical oxygen demand {= COD}化学需氧量chemical oxygen demand {=COD}化学需氧量chemical cxygen demand (COD)化学需氧量chemical oxygen demand (COD)化学需氧量chemical oxygen demand {COD}化学需氧量chemical oxygen demand{=COD}化学需氧量chemical oxygen demand{=COD}化学需氧量COD (chemical oxygen demand)化学需氧量COD {chemical oxygen demand}化学需氧量chemical oxygen demand; COD化学需氧量chemical oxygen demand(COD)化学需氧量COD{chemical oxygen demand}化学需氧量COD, chemical oxygen demand化学需氧量chemical oxygen demand,COD化学需氧量chemical oxygen demand |