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

单词	geochemical grade of soil environment
释义	geochemical grade of soil environment Encyclopedia 理学多目标地球化学调查释 geochemical grade of soil environment土壤环境地球化学等级依据土壤中重金属元素、有机污染物指标的含量水平及土壤环境质量标准而划分出的环境地球化学等级。
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