[填空题]
A water tank is the sh*x 0* ady2j5ojv6v unqape q c+l5)nedz 12)dlwmv ys/k0vof a cube with sides of $3.00 \mathrm{~m}$. Each side is measured with an uncertainty of $1.0 \%$. What is the absolute uncertainty in the volume of the tank? (please only input numerical value without units and without the $\pm$ symbol.)