Research Article
Comparative Study on the Test Method for Tensile Elastic Modulus of Rock Materials
Figure 15
Typical stress-strain curves of marble, granite, and sandstone obtained from three-point bending test (1με = 1.0 × 10−6). (a) MW1. (b) MW2. (c) MW4. (d) SW3. (e) GW1. (f) GW5.
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