大学英语词汇短语释义解析及例句 bench height


释义：

bench height 台阶高度；工作台高度；露天矿阶段高度

例句：



Bench height increasing is beneficial to reducing mining cost.

增加台阶高度对于降低采矿成本是有益的。



The paper presents the functional relationship between transport work of ore and rock handling and bench height in open-pits.

文章给出了露天矿采出矿岩运输功与台阶高度的函数关系。



The research result showed that the average transport work content of ore and rock in open-pit decreases as bench height increasing.

研究结果表明，随着台阶高度的增加，采出矿岩平均运输功含量呈下降趋势。