“地下水环境背景值”的概念、定义、翻译、参考文献-科学参考

单词	地下水环境背景值
释义	地下水环境背景值 Encyclopedia 理学地下水污染调查释 groundwater environmental background value地下水环境背景值未受人为污染的地下水中各种化学组分的天然特征值。
随便看	effective algorithm effective aperture effective area effective atomic number rule effective attenuation factor effective blood drug concentration effective calculability effective channel number effective charge effective charge of defect effective charge of defects effective coherence length effective collecting area effective collision effective collision fraction effective collision frequency effective collision theory effective computable function effective conductivity effective cone effective constitutive equation effective control effective convergence effective core potential effective coughing

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。