“gold placer deposit”的概念、定义、翻译、参考文献-科学参考

单词	gold placer deposit
释义	gold placer deposit Encyclopedia 理学[贵金属矿床]释 gold placer deposit砂金矿矿床原生金矿床或含金的岩石，经风化作用剥离出的金系列矿物颗粒被流水搬运、富集而形成的矿床。是重要金矿床类型。
随便看	chronic exposure chronic fatigue syndrome chronic gastritis chronic glomerulonephritis chronic granulomatous disease chronic granulomatous inflammation chronic hematogenous osteomyelitis chronic hyperplastic laryngitis chronic hypertrophic phryngitis chronic infantile convulsion chronic infantile malnutrition chronic injury chronic injury of soft tissue chronic interstitial nephritis chronic intestinal pseudo-obstruction chronic kidney disease-mineral and bone abnormalities chronic kidney disease-mineral and bone disorder，CKD-MBD chronic kidney disease，CKD chronic laryngitis chronicle Chronicle of A Summer Chronicle of Hansi Chronicle of Ming Poetry Chronicle of Peru Chronicle of Poetry in Yuan Dynasty

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