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cod (chemical oxygen demand)
cod (chemical oxygen demand)
英
[cod (chemical oxygen demand)]
美
[cod (chemical oxygen demand)]
中文释义
化学需氧量
单词分析
单词结构:
cod (chemical oxygen demand)
字母数:28
记忆提示
🎯 重点记忆:
单词拼写:cod (chemical oxygen demand)
核心含义:化学需氧量
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更新时间:2026-02-03 19:04:54