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N evolution of a polyphyletic organism or group 多元发生说 [biology]
Evidence shows that the uraninite is of polygenesis.
提出该岩体晶质铀矿复成因的证据。
Thus, the author holds that the Jinshangold deposit is a polygenetic composite ore deposit with polygenesis, multi - stage and multi-material...
从而认为金山金矿是一个多成因、多阶段、多物质来源的多因复成矿床。
Thus, the author holds that the Jinshangold deposit is a polygenetic composite ore deposit with polygenesis, multi - stage and multi-material sources.
从而认为金山金矿是一个多成因、多阶段、多物质来源的多因复成矿床。
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