Investigation of Multiple Hole Grouting for Reducing Water Inrush Risk in Underground Engineering

<div>Spatial distribution characteristics of water yield: (a) water yield of L<sub>11</sub>;(b) water yield of L<sub>10</sub>; (c) water yield of L<sub>8</sub>.</div>

Advances in Materials Science and Engineering

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Figure 2

Figure 2: Investigation of Multiple Hole Grouting for Reducing Water Inrush Risk in Underground Engineering 