V2EX thermal equilibrium

Thermal Equilibrium

释义 Definition

thermal equilibrium热平衡;指两个或多个物体/系统之间没有净热量传递的状态,通常意味着它们的温度相同,或在相互接触与允许热交换的条件下已达到稳定的热学状态。(在热力学中也可指系统内部各部分温度处处一致的平衡状态。)

发音 Pronunciation (IPA)

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例句 Examples

The tea and the room eventually reached thermal equilibrium.
茶和房间的空气最终达到了热平衡。

After a long time in contact, the metal block and the water come to thermal equilibrium, so no net heat flows between them.
金属块和水长时间接触后会达到热平衡,因此它们之间不再有净热量传递。

词源 Etymology

thermal 源自希腊语 thermē(“热”),经拉丁语与法语进入英语;equilibrium 源自拉丁语 aequilibriumaequi- “相等” + libra “天平/秤”),原意是“平衡”。合起来表示“热方面达到平衡的状态”。

相关词 Related Words

文学与经典作品 Literary Works

  • An Introduction to Thermal Physics(Daniel V. Schroeder)
  • Thermal Physics(Charles Kittel & Herbert Kroemer)
  • Heat and Thermodynamics(Mark W. Zemansky & Richard H. Dittman)
  • The Feynman Lectures on Physics(Richard P. Feynman 等)
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