“minimum industrial grade of ore block”的概念、定义、翻译、参考文献-科学参考

单词	minimum industrial grade of ore block
释义	minimum industrial grade of ore block Encyclopedia 工学〔矿产工业指标〕释 minimum industrial grade of ore block块段最低工业品位矿体的单个开采块段中有用组分的最低工业品位。是圈定矿体的工业指标之一。
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