\begin{tabular}{m{4.5cm}||m{0.5cm}|m{0.5cm}|m{0.5cm}|m{0.5cm}|m{0.5cm}|m{0.5cm}}
\hline
     & $K_{\sigma_{11}}$ 
     & $K_{\sigma_{22}}$ 
     & $K_{\sigma_{33}}$ 
     & $K_{\sigma_{12}}$ 
     & $K_{\sigma_{13}}$ 
     & $K_{\sigma_{23}}$ \\
\hline
\hline  
  Разрыв волокна основы & 
  $\frac{1.30}{1.07}$ & 
  $\bf\frac{3.05}{3.04}$ & 
  $\frac{1.37}{1.08}$ &
  $\frac{1.21}{1.02}$ & 
  $\frac{1.43}{1.12}$ &
  $\frac{1.58}{1.14}$ \\
\hline
  Разрыв волокон основы и утка & 
  $\frac{1.42}{1.27}$ & 
  $\bf\frac{4.94}{2.71}$ & 
  $\frac{1.05}{1.31}$ & 
  $\frac{1.47}{1.32}$ & 
  $\frac{1.49}{1.41}$ & 
  $\frac{1.45}{1.71}$ \\
\hline
\end{tabular}