“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	equal inclination fringes equal inclination interference equal in dimension equal internal level Equalisation of Corvee equalitarianism Equality equality equality and inequality constraint equality axioms equality before the law equality between men and women equality constraint equality of all living beings equality-of-contrast photometer equality of opportunity equality of sets equality of space equality of vectors equality predicate equality relation equality restriction model equality set equality testing equality type constructor

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