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。
