Study on the Key Factors of Terminal Mining Line Layout in Repeated Mining of Close-Distance Thick Coal Seams

<div>Abutment pressure of the two working faces. (a) Abutment pressure of 4216 working face, (b) Abutment pressure of 3216 working face.</div>

Advances in Materials Science and Engineering

Figure 8: Study on the Key Factors of Terminal Mining Line Layout in Repeated Mining of Close-Distance Thick Coal Seams 