Dynamic Evolution Law of Overburden Rock in Shallow-Buried Super-High Fully Mechanized Working Face and Determination of Support Strength

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">No.</td><td class="align_center">Physical quantity</td><td class="align_center">Proportion</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">1</td><td class="align_center">Model linearity ratio</td><td class="align_center">1 : 150</td></tr><tr><td class="align_left">2</td><td class="align_center">Model stress ratio</td><td class="align_center">1 : 150</td></tr><tr><td class="align_left">3</td><td class="align_center">Model time ratio</td><td class="align_center">1 : 12.25</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Parameters of a similarity simulation experiment.</div>

Shock and Vibration

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Table 1

Table 1: Dynamic Evolution Law of Overburden Rock in Shallow-Buried Super-High Fully Mechanized Working Face and Determination of Support Strength 