“background value of soil environment”的概念、定义、翻译、参考文献-科学参考

单词	background value of soil environment
释义	background value of soil environment Encyclopedia 农学土壤环境背景值释 background value of soil environment土壤环境背景值自然条件下的一定时间和空间范围内，未受到或少受到人类活动影响和外源物质干扰的土壤固有的化学组成、数量和结构的特征参数。不是一个固定值，而是范围值。
随便看	extinction cross section extinction cross-section extinction curve extinction debt extinction distance extinction efficiency extinction experiment extinction index extinction integral extinction of species in fishery extinction potential extinction probability extinction-prone species in fishery extinction rate extinction ratio extinction ratio meter extinction rule extinction stretch rate extinction theorem extinction theorem method extinction time extinction voltage extinct nuclide extinct radionuclides extinct volcano

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。