“heavy metals”的概念、定义、翻译、参考文献-科学参考

单词	heavy metals
释义	heavy metals Encyclopedia 理学地下水污染释 heavy metals重金属污染物由人为因素进入地下水并影响地下水的理化性质和组成，导致地下水质量恶化、地下水环境系统自然功能失调的，相对密度大于5000千克/立方米的物质。
随便看	duplicated duplicated strategy duplicate genebank duplicate measure baseline duplicates duplicate sample duplicate samples duplicate test duplicating film duplicating positive and duplicating negative duplicating work of archival film duplication duplication detection duplication formula duplication of the cube duplication redundancy duplicatrix duplicity duplicon DuPont analysis method Dupré Dupuit formula for well in confined aquifer dupuit formula for well in phreatic aquifer Dupuy Duqiao Zhen

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