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Keyword [Thin bedrock thick soil layer]
Result: 1 - 2 | Page: 1 of 1
1.
Research On Law Of Thin Bedrock Shallow Buried And Thick Soil Layer Top-coal Caving Mining Overlying Strata Migration
2.
Study On Height And Influencing Factors Of Water Guide Fracture Zone In Fully Mechanized Caving Mining
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