英语词汇cut-off grade of ore drawing怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
It is concluded that location of foot-wall drawing points are closely related to orebody dip, cut-off grade and ore grade of wall rock.
认为下盘放矿点位置与矿体倾角、放矿截止品位、围岩含矿品位有着密切的关系。
2
Research shows that main cause of ore dilution in sublevel caving mining is tlnrational cut-off grade drawing. Non-dilution ore drawing is most ideal drawing mede.
研究表明，造成无底柱分段崩落法来出矿石贫比大的根本原因在于采用了不合理的截止品位放矿方式，无贫化放矿是无底柱分段崩落法最为理想的放矿方式。

单词	cut-off grade of ore drawing
释义	cut-off grade of ore drawing 简明释义放矿截止品位网络释义 1 ?放矿截止品位放矿截止品位双语例句 1 It is concluded that location of foot-wall drawing points are closely related to orebody dip, cut-off grade and ore grade of wall rock. 认为下盘放矿点位置与矿体倾角、放矿截止品位、围岩含矿品位有着密切的关系。 2 Research shows that main cause of ore dilution in sublevel caving mining is tlnrational cut-off grade drawing. Non-dilution ore drawing is most ideal drawing mede. 研究表明，造成无底柱分段崩落法来出矿石贫比大的根本原因在于采用了不合理的截止品位放矿方式，无贫化放矿是无底柱分段崩落法最为理想的放矿方式。
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