圆柱体A、B高度相等,底面积之比为4:1.把它们竖直地放在水平地面上,它们对地面的压强之比为1:2.若把圆柱体A叠放在圆柱体B上时,圆柱体B对地面的压强增大为原来的:( )A.4倍 B.3倍 C.2倍 D.8
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![圆柱体A、B高度相等,底面积之比为4:1.把它们竖直地放在水平地面上,它们对地面的压强之比为1:2.若把圆柱体A叠放在圆柱体B上时,圆柱体B对地面的压强增大为原来的:( )A.4倍 B.3倍 C.2倍 D.8](/uploads/image/z/516510-54-0.jpg?t=%E5%9C%86%E6%9F%B1%E4%BD%93A%E3%80%81B%E9%AB%98%E5%BA%A6%E7%9B%B8%E7%AD%89%2C%E5%BA%95%E9%9D%A2%E7%A7%AF%E4%B9%8B%E6%AF%94%E4%B8%BA4%3A1.%E6%8A%8A%E5%AE%83%E4%BB%AC%E7%AB%96%E7%9B%B4%E5%9C%B0%E6%94%BE%E5%9C%A8%E6%B0%B4%E5%B9%B3%E5%9C%B0%E9%9D%A2%E4%B8%8A%2C%E5%AE%83%E4%BB%AC%E5%AF%B9%E5%9C%B0%E9%9D%A2%E7%9A%84%E5%8E%8B%E5%BC%BA%E4%B9%8B%E6%AF%94%E4%B8%BA1%3A2.%E8%8B%A5%E6%8A%8A%E5%9C%86%E6%9F%B1%E4%BD%93A%E5%8F%A0%E6%94%BE%E5%9C%A8%E5%9C%86%E6%9F%B1%E4%BD%93B%E4%B8%8A%E6%97%B6%2C%E5%9C%86%E6%9F%B1%E4%BD%93B%E5%AF%B9%E5%9C%B0%E9%9D%A2%E7%9A%84%E5%8E%8B%E5%BC%BA%E5%A2%9E%E5%A4%A7%E4%B8%BA%E5%8E%9F%E6%9D%A5%E7%9A%84%EF%BC%9A%EF%BC%88+%EF%BC%89A.4%E5%80%8D+B.3%E5%80%8D+C.2%E5%80%8D+D.8)
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