“recycled precious metals”的概念、定义、翻译、参考文献-科学参考

单词	recycled precious metals
释义	recycled precious metals Encyclopedia 工学再生金属冶金释 recycled precious metals再生贵金属从含贵金属的二次资源中重新冶炼出的金、银及铂族金属。
随便看	spectral reflectance standard spectral reflectivity spectral region spectral relaxation time spectral representation spectral representation of autocovariance spectral representation of correlation function spectral representation of operator spectral representation of stationary process spectral representation theorem spectral resolution spectral resolution of an operator spectral resolution of operator spectral resolution of terahertz spectrum spectral resolving power spectral response spectral response curve spectral response of terahertz spectrum spectral responsivity spectral rigidity spectral ring spectral scale spectral selectivity spectral semi-invariant spectral sensitivity

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