Table 1.

The material properties.

Dimension of square	$a=0.1m$, $b=0.04m$
Density	$\rho =2700N/m^2$
Lame’s coefficients	$\lambda =5.1\times {10}^{10}N/m^2$, $\mu =2.6\times {10}^{10}N/m^2$
Lame’s coefficients	${\lambda }_m=1.79\times {10}^{11}N/m^2$, ${\mu }_m=1.41\times {10}^{11}N/m^2$
Length scales	${\ell }_1={\ell }_2=0,0.001,0.004,0.008m,$
The rule of mixture	${\lambda }_e=f{\lambda }_m+\left(1-f\right)\lambda ,{\mu }_e=f{\mu }_m+\left(1-f\right)\mu ,$
Coupling moduli	${\lambda }_c=0,{\mu }_c=0.$