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单词 international practical temperature scale
释义

International Practical Temperature Scale


noun

a temperature scale adopted by international agreement in 1968, and revised in 1990, based on thermodynamic temperature and using experimental values to define 16 fixed points. The lowest is the triple point of an equilibrium mixture of orthohydrogen and parahydrogen (–259.34°C) and the highest the freezing point of copper (1084.62°C)

Words nearby International Practical Temperature Scale

international nautical mile, International Orange, International Organization for Standardization, International Phonetic Alphabet, international pitch, International Practical Temperature Scale, international radio silence, international relations, International Scientific Vocabulary, international screw thread, international sea and swell scale
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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更新时间:2025/2/24 20:47:04