大学英语词汇短语释义解析及例句 rough concentrate

大学英语词汇短语释义解析及例句 rough concentrate


释义:

rough concentrate 粗精矿

例句:



By using the process of discarding tailings with shaking table, the rough concentrate with the yield 49.

采用摇床抛尾工艺流程,可得到精矿产率49。

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