Determination of Optimal Extrication Location of High Extraction Roadway of Large-Mining-Height Fully Mechanized Face

<div>Extrication effect of the high extraction roadway under different horizontal distances between the high extraction roadway and the return air roadway.</div>

Advances in Civil Engineering

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Figure 4

Figure 4: Determination of Optimal Extrication Location of High Extraction Roadway of Large-Mining-Height Fully Mechanized Face 