英语词汇bench mining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

单词	bench mining
释义	bench mining 简明释义阶梯式开采网络释义 1 ?阶梯式开采 ... bench hole 梯段的下向垂直炮眼 bench mining 阶梯式开采 bench preparation 阶段预备 ... 2 ?台阶采矿台阶采矿短语 1 heading and bench mining 下向梯段式回采 2 bench mining method 矿业台阶式采煤法 3 surface bench mining 露天台阶开采双语例句 1 An experimental test of bench mining in the high and dangerous slope of a certain open-pit mine was made. 在某露天矿山的高危边坡上进行了台阶采矿的试验研究。 2 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。 3 It expounds various mining methods and steps, including the bench demarcated, plan mining bench top and bottom floor, the coal and overburden amount of plan mining, and coal quality indicators. 阐述编制露天矿的各种开采计划的方法和步骤，以及其台阶划分、计划台阶顶底板的控制、编制剥离量和采矿量及其煤质指标等；
随便看	internal epithelial layer internal equalizer internal equilibrium internal equity internal erosion internal error internal error log Internal erysipelas internal esophagostomy internal ester internal ether internal evaluation Internal evidence internal examination internal examination of eye internal examiner internal exchange internal exchange site internal exergy dissipation internal exhaust gas recirculation internal exile internal expanded coupling internal expanding internal expanding brake internal-expanding brake

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