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单词 protore
释义

protore


protore

(ˈprəʊtɔː) n (Minerals) a primary metalliferous material before it becomes ore

protore


protore

[′prōd‚ōr] (mining engineering) A primary mineral deposit which, through enrichment, can be modified to form an economic ore. A deposit which could become economically workable if technological change occurred or prices were increased.
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