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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。
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Jacques-Louis David
Jacques Lucien Monod
Jacques Maritain
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Jacques Monod
Jacques Offenbach
Jacques Perrin
Jacques-Pierre Brissot
Jacques Pierre Joseph Rode
Jacques Prévert
Jacques Rabemananjara
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Jacques Stephen Alexis
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JAD
jadder’s tongue,common adder’s tongue
jade-adorned sword of the Han Dynasty
jade and nephrite deposit
Jade Animation Design Company
Jade Articles of Three Kingdoms,Two Jin Dynasties and Southern and Northern Dynasties
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