“生化需氧量”概念、定义、翻译-科学时代

单词	生化需氧量
释义	市政工程词汇手册 biochemical oxygen demand 生化需氧量
随便看	expense accounts officer expense allocation expense allowance expense asset expense asset expense budget expense budget expense centre expense centre expense centre expense charge expense constant expense contra account expense distribution expense distribution sheet expense incurred expense ledger expense of sea transportation expense paid expense participation expense ratio expense ratio expense ratio expense reimbursement allowance expense reserve

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

biochemical oxygen demand