“环境背景值”的概念、定义、翻译、参考文献-科学参考

单词	环境背景值
释义	环境背景值 Encyclopedia 工学环境质量释 environmental background value环境背景值在不受外来污染影响的情况下，环境中的水、土壤、大气、生物等要素中化学元素的含量。又称环境本底值。 Chemistry ＞环境化学＞其他相关概念＞释义 environmental background value环境背景值
随便看	land deed land degradation land degradation in China land degradation in mining area land degradation neutrality land demand land desertification control land destruction land developer land development land development right land disposal land disposal of solid wastes land dispute between the Yu and Rui states land ecological compensation land ecological evaluation land ecological function land ecological pattern land ecological process land ecological remediation land ecological security land ecological structure Land Ecology land economic assessment land economic benefit

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。