“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	dynamical system dynamical system research dynamical system theory dynamical theory and kinematical theory dynamical theory of diffraction dynamical time dynamical time-scale dynamical variable dynamical variable as operator dynamical viscosity dynamic analysis dynamic analysis of structures dynamic approach of psychology dynamic architecture dynamic assessment dynamic balance dynamic balance equation dynamic balance of amount of cultivated land dynamic balancing dynamic Bayesian network dynamic behavior of materials dynamic bifurcation dynamic binding dynamic boundary condition dynamic branch prediction

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