1立方米大理石种2.5吨,一块棱长为1.5米的正方形,大理石料重多少吨?4H;k6f*e/j
算式:提示+M'l'~4H;k6f*e/j
答:大理石料重2B(e1t:i-H/};`/o吨。4H;k6f*e/j