Study on the Prediction of the Height of Two Zones in the Overlying Strata under a Strong Shock

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/4237061/figures/4237061.fig.002a.svgz" name="4237061.fig.002a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Working face stoping ends 1# borehole overlying rock fissure diagram</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/4237061/figures/4237061.fig.002b.svgz" name="4237061.fig.002b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Working face stoping ends 2# borehole overlying rock fissure diagram</td></tr></table>

<div>Number of cracks in the overlying rock.</div>

Geofluids

fig2

Figure 2

Figure 2: Study on the Prediction of the Height of Two Zones in the Overlying Strata under a Strong Shock 