一个容器里装了水,一个半圆形物体沉在水底(横截面朝下,物体全部在水中),半径为R,水深H,请表示出水对物体的压力、压强(P.S.题目问压力还是压强我记不清了)在线急等!
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![一个容器里装了水,一个半圆形物体沉在水底(横截面朝下,物体全部在水中),半径为R,水深H,请表示出水对物体的压力、压强(P.S.题目问压力还是压强我记不清了)在线急等!](/uploads/image/z/1556032-40-2.jpg?t=%E4%B8%80%E4%B8%AA%E5%AE%B9%E5%99%A8%E9%87%8C%E8%A3%85%E4%BA%86%E6%B0%B4%2C%E4%B8%80%E4%B8%AA%E5%8D%8A%E5%9C%86%E5%BD%A2%E7%89%A9%E4%BD%93%E6%B2%89%E5%9C%A8%E6%B0%B4%E5%BA%95%EF%BC%88%E6%A8%AA%E6%88%AA%E9%9D%A2%E6%9C%9D%E4%B8%8B%2C%E7%89%A9%E4%BD%93%E5%85%A8%E9%83%A8%E5%9C%A8%E6%B0%B4%E4%B8%AD%EF%BC%89%2C%E5%8D%8A%E5%BE%84%E4%B8%BAR%2C%E6%B0%B4%E6%B7%B1H%2C%E8%AF%B7%E8%A1%A8%E7%A4%BA%E5%87%BA%E6%B0%B4%E5%AF%B9%E7%89%A9%E4%BD%93%E7%9A%84%E5%8E%8B%E5%8A%9B%E3%80%81%E5%8E%8B%E5%BC%BA%EF%BC%88P.S.%E9%A2%98%E7%9B%AE%E9%97%AE%E5%8E%8B%E5%8A%9B%E8%BF%98%E6%98%AF%E5%8E%8B%E5%BC%BA%E6%88%91%E8%AE%B0%E4%B8%8D%E6%B8%85%E4%BA%86%EF%BC%89%E5%9C%A8%E7%BA%BF%E6%80%A5%E7%AD%89%21)
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