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单词 ice point
释义

ice point

Physics
noun
The temperature at which ice is in equilibrium with water at standard atmospheric pressure (i.e. the freezing or melting point under these conditions).
  • Formerly used as a fixed point (0°) on the Celsius scale, the ice point has now been replaced for this purpose by the triple point of water..

Origin

Mid 19th century.

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更新时间:2024/12/23 0:29:44