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Experimental Study on Bolting-Grouting Techniques for Reinforcing Soft Rock Roadways in Upper Coal Seam Over-the-Roadway Extraction
Experimental Study on Bolting-Grouting Techniques for Reinforcing Soft Rock Roadways in Upper Coal Seam Over-the-Roadway Extraction
Experimental Study on Bolting-Grouting Techniques for Reinforcing Soft Rock Roadways in Upper Coal Seam Over-the-Roadway Extraction
Ma, W.-d. (author) / Zhao, H.-y. (author) / Han, L.-j. (author)
2001-01-01
4 pages
Article (Journal)
Unknown
DDC:
622
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