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Mathematical Problems in Engineering
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Special Issues
Mathematical Problems in Engineering
/
2015
/
Article
/
Tab 4
/
Research Article
Three-Dimensional Numerical Analysis of the Tunnel for Polyaxial State of Stress
Table 4
Cohesion
and equivalent cohesion
.
(MPa)
15
20
25
30
35
40
(MPa)
2.44
4.20
5.97
7.74
9.51
11.27