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METHOD AND APPARATUS FOR IDENTIFYING THE LOCATION OF MEETING COAL SEAMS IN HOLE-DRILLING
METHOD AND APPARATUS FOR IDENTIFYING THE LOCATION OF MEETING COAL SEAMS IN HOLE-DRILLING
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机译:确定钻孔中煤层位置的方法和装置
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摘要
the invention относитс to mining technology, and can be used in the search for exploration of coal deposits. to improve the accuracy and reliability of изобретени вл етс распознавани the summit r
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