[填空题]
A water tank is the shape of a cube with sidi ;x)6fcgyu*; zqtm*8g.(jr f8fbe 8ahf,uooes obz,6y3pn zw/lma5 ne, cuv p+6f $3.00 \mathrm{~m}$. 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.)