• The ultraviolet absorptions of coastal seawater of China and COD direct determination of seawater by ultraviolet spectrophotometryUltraviolet absorption is an important character of seawater.

    中国近海海水的紫外吸收及用紫外法测定中国近海海水的COD 海水的紫外吸收是海水重要的性质,它一定程度上反映了海水溶解有机物的变化。

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  • The ultraviolet absorptions of coastal seawater of China and COD direct determination of seawater by ultraviolet spectrophotometryUltraviolet absorption is an important character of seawater.

    中国近海海水的紫外吸收及用紫外法测定中国近海海水的COD 海水的紫外吸收是海水重要的性质,它一定程度上反映了海水溶解有机物的变化。

    youdao

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