enthalpy是什么意思？

enthalpy

英[en'θælpɪ] 美[en'θælpɪ]

• n. [热]焓，[物]热函，热含量；

例句

• The enthalpy is constant in the throttling process. 节流过程焓不变.
• A change in enthalpy also takes place when a change of phase occurs. 相发生变化时,焓也发生变化.
• Only differences in enthalpy are of practical engineering interest. 在实际工程上有意义的只是热含量之差.
• Curing shrinkage, temperature and curing enthalpy of benzoxazine based on diphenyl oxide resin were investigated. 研究了苯并口恶嗪二苯醚树脂固化时的体积收缩率 、 固化温度和固化焓变等.

英英词典释义

• Noun
  1. (thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure;
  "enthalpy is the amount of energy in a system capable of doing mechanical work"

行业词典

• 冶金学： 焓；
  化学： 焓；
  化工： 焓；
  医学： 焓，热函：物理系统中的热函或化学能，为热力学函数，等于内能加压力与容积的乘积；
  物理学： 焓；
  电力： 焓；