“chemical oxygen demand”的概念、定义、翻译、参考文献-科学参考

　

单词	chemical oxygen demand
释义	chemical oxygen demand Encyclopedia 理学环境分析释 chemical oxygen demand；COD化学需氧量水样在一定条件下，以氧化1升水样中还原性物质所消耗的氧化剂的量为指标，折算成每升水样全部被氧化后，需要的氧的毫克数。以毫克/升表示。化学需氧量反映了水中受还原性物质污染的程度，也是有机物相对含量的综合指标之一。 Chemistry ＞分析化学＞化学分析＞释义 chemical oxygen demand (COD)化学需氧量 Biology chemical oxygen demandCOD化学耗氧量；化学需氧量
随便看	minority areas minority carrier minority carrier admittance minority carrier density minority carrier emitter minority carrier lifetime measurement minority equity value minority forestry minority game minority game, MG minority government minority influence minority language broadcasting minority language dictionary compilation Minority language information processing minority language modernization of china minority language planning of China minority national ethic minority nationality library minority rights minority shareholding minority writing systems of China created by the western missionaries minorization minorized chain minorized sequence

　

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。

　

Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号更新时间：2026/1/16 20:00:13