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单词
biochemical oxygen demand
释义
biochemical oxygen demand
[baiəuˈkemikəl ˈɔksidʒən diˈmɑ:nd]
freq.
2
dict.
1
un.
生化需氧量；生化耗氧量；生物化学需氧量
[网络]
生化学的需氧量；生化需氧量或生化耗氧量；酸素要求量
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更新时间：2026/10/2 2:56:55