Quantitative Characterization of Overburden Rock Development Pattern in the Goaf at Different Key Stratum Locations Based on DEM

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Ratio of similitude</td><td class="align_center">Value</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Similarity ratio of geometric</td><td class="align_center">1 : 150</td></tr><tr><td class="align_left">Similarity ratio of volume weight</td><td class="align_center">1 : 0.66</td></tr><tr><td class="align_left">Similarity ratio of time</td><td class="align_center">1 : 12</td></tr><tr><td class="align_left">Similarity ratio of stress</td><td class="align_center">1 : 225</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Similarity ratio of each parameter.</div>

Advances in Civil Engineering

tab2

Table 2

Table 2: Quantitative Characterization of Overburden Rock Development Pattern in the Goaf at Different Key Stratum Locations Based on DEM 