化学需氧量
huà​xué​xū​yǎng​liàng

chemical oxygen demand

  • created sense approved 化学需氧量/化學需氧量 · huà​xué​xū​yǎng​liàng · chemical oxygen demand

    化学需氧量 / 化學需氧量

    huà​xué​xū​yǎng​liàng

    chemical oxygen demand

    (environmental science) chemical oxygen demand; COD

    监测水的化学需氧量对于评估水质污染至关重要。

    created sense