[填空题]
A water tank is the sh; el h; pf+3:b9gke9;byp ujds qjv;o3w t;kw+ape 52)teis1un /eg( ykrd of 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? (Give your answer without a unit and to 2 significant figures)
