[填空题]
A water tank is the shape of a cube with sidessopdx*4boq,d dqat;2w)y;jm s-4)ed of(zcbm)z c*oual1w e3 jf :+l8b/n ,abz $3.00 \mathrm{~m}$. 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.)