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单词 heavy water
释义

WordReference Random House Unabridged Dictionary of American English © 2024
heavy water, 
  1. Chemistry, Physicswater in which hydrogen atoms have been replaced by deuterium, used chiefly as a coolant in nuclear reactors. Also called deuterium oxide. 
  • 1930–35

Collins Concise English Dictionary © HarperCollins Publishers::
heavy water n
  1. water that has been electrolytically decomposed to enrich it in the deuterium isotope in the form HDO or D2O
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更新时间:2024/9/20 6:35:00