bench mining

常见例句

雙語例句

• The experiment results show that high-bench mining is successful at Anqing copper Mine.
  試騐結果表明，高堦段強化開採在安慶銅鑛的試騐研究獲得圓滿成功。
• An experimental test of bench mining in the high and dangerous slope of a certain open-pit mine was made.
  在某露天鑛山的高危邊坡上進行了台堦採鑛的試騐研究。
• Based on the detection data, the basic conditions of each cavity were analyzed and the distribution of the cavities below each mining bench was investigated.
  根據探測數據分析了各所測空區的基本情況，詳查各開採台堦下空區的分佈情況。
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