\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
  Равнокомпонентное сжатие & 
  $\frac{0.99}{1.00}$ & 
  $\frac{1.00}{1.00}$ & 
  $\frac{1.06}{1.05}$ &
  $\frac{0.99}{1.02}$ & 
  $\frac{1.52}{2.30}$ & 
  $\frac{1.76}{1.46}$ \\
\hline
  Сжатие вдоль основы & 
  $\frac{0.99}{1.00}$ & 
  $\frac{1.00}{1.03}$ & 
  $\frac{1.06}{1.06}$ &
  $\frac{1.00}{0.97}$ & 
  $\frac{1.47}{3.70}$ & 
  $\frac{1.42}{5.60}$ \\
\hline
  Сжатие вдоль утка & 
  $\frac{1.16}{1.21}$ & 
  $\frac{1.05}{0.96}$ & 
  $\frac{1.05}{1.30}$ & 
  $\frac{1.07}{0.91}$ & 
  $\frac{1.12}{3.04}$ & 
  $\frac{1.61}{2.85}$ \\
\hline
\end{tabular}