英语词汇“haulage level”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	haulage level
释义	haulage level haulage level [′hȯl·ij ‚lev·əl] (mining engineering) An underground level, either along and inside the ore body or closely parallel to it, and usually in the footwall, in which mineral is loaded into trams and moved out to the hoisting shaft.
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