3.一根长方体木料长是3米,它的横截面的面积是0.16平方米.十五根这样的木料体积共多少立方米?4.挖一个长10米、宽8.5米的长方体形状的水池,挖出了153立方米的土,这跟孙却挖了多深?(用方程
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![3.一根长方体木料长是3米,它的横截面的面积是0.16平方米.十五根这样的木料体积共多少立方米?4.挖一个长10米、宽8.5米的长方体形状的水池,挖出了153立方米的土,这跟孙却挖了多深?(用方程](/uploads/image/z/3186214-70-4.jpg?t=3.%E4%B8%80%E6%A0%B9%E9%95%BF%E6%96%B9%E4%BD%93%E6%9C%A8%E6%96%99%E9%95%BF%E6%98%AF3%E7%B1%B3%2C%E5%AE%83%E7%9A%84%E6%A8%AA%E6%88%AA%E9%9D%A2%E7%9A%84%E9%9D%A2%E7%A7%AF%E6%98%AF0.16%E5%B9%B3%E6%96%B9%E7%B1%B3.%E5%8D%81%E4%BA%94%E6%A0%B9%E8%BF%99%E6%A0%B7%E7%9A%84%E6%9C%A8%E6%96%99%E4%BD%93%E7%A7%AF%E5%85%B1%E5%A4%9A%E5%B0%91%E7%AB%8B%E6%96%B9%E7%B1%B3%3F4.%E6%8C%96%E4%B8%80%E4%B8%AA%E9%95%BF10%E7%B1%B3%E3%80%81%E5%AE%BD8.5%E7%B1%B3%E7%9A%84%E9%95%BF%E6%96%B9%E4%BD%93%E5%BD%A2%E7%8A%B6%E7%9A%84%E6%B0%B4%E6%B1%A0%2C%E6%8C%96%E5%87%BA%E4%BA%86153%E7%AB%8B%E6%96%B9%E7%B1%B3%E7%9A%84%E5%9C%9F%2C%E8%BF%99%E8%B7%9F%E5%AD%99%E5%8D%B4%E6%8C%96%E4%BA%86%E5%A4%9A%E6%B7%B1%3F%EF%BC%88%E7%94%A8%E6%96%B9%E7%A8%8B)
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