Yahoo香港字典 搜尋

  1. specific gravity

    • IPA[spəˈsifik ˈɡravədē]


    • n.
      the ratio of the density of a substance to the density of a standard, usually water for a liquid or solid, and air for a gas.
    • noun: specific gravity, plural noun: specific gravities

    • 更多解釋


    • n.
      another term for relative density

    Oxford Dictionary