英语词汇“horizon mining”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	horizon mining
释义	horizon mining horizon mining [hə′rīz·ən ‚mīn·iŋ] (mining engineering) A system of mining suitable for inclined, and perhaps faulted, coal seams; main stone headings are driven, at predetermined levels, from the winding shaft to intersect the seams to be developed.
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