Experimental Study on Fracture Properties of Hydraulic Concrete with Different Crack-Depth Ratios Based on Acoustic Emission and DIC Techniques

<div>Diagram on the calculation method of crack opening displacement. (a) Testing zone. (b) Displacement along <i>X</i> direction.</div>

Advances in Materials Science and Engineering

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Figure 3: Experimental Study on Fracture Properties of Hydraulic Concrete with Different Crack-Depth Ratios Based on Acoustic Emission and DIC Techniques 

Figure 3 | Experimental Study on Fracture Properties of Hydraulic Concrete with Different Crack-Depth Ratios Based on Acoustic Emission and DIC Techniques 