Research Article

Interaction Analysis of Collinear Two Cracks with Unequal Length under Uniaxial Traction

Figure 9

Propagation of the two unequal collinear cracks loaded by uniaxial compression.

(a) specimen 1
(b) specimen 2
(c) specimen 3
(d) specimen 4
(e) specimen 5
(f) specimen 6