“heavy mineral concentrates geochemical survey”的概念、定义、翻译、参考文献-科学参考

单词	heavy mineral concentrates geochemical survey
释义	heavy mineral concentrates geochemical survey Encyclopedia 理学矿产勘查地球化学释 heavy mineral concentrates geochemical survey重矿物地球化学测量以一定体积的水系沉积物、土壤、岩石等淘洗出重矿物浓集物为采样或研究对象，用现代分析方法，测定其中多种元素的含量，发现与矿化有关的地球化学异常，进而找到有经济价值的矿产。又称灰砂测量或灰砂化探。
随便看	economic proportion economic psychological warfare Economic Publishing House (Shanghai) economic radio economic redundancy economic reform under Peter Ⅰ Regime in Russia economic regional division economic regional division of China economic regionalization map economic regulation economic relations of socialist country with the outside World economic restructuring economic rotation economics economics and management of agriculture and forestry economic security economic security events economic service life economic service period economic situation map economic sociology economics of consumption economics of corruption economics of crime economics of fisheries

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