entropy中文什么意思

n.
1.【物理学】熵。
2.【无线电】平均信息量。

• entropy (standard entropy):    熵（标准熵）
• absolute entropy:    绝对熵
• activation entropy:    活化熵; 激活熵

例句与用法

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1. The entropy density is constant ahead of the shock .
   冲击波前方的熵密度是恒定的。
2. They can adopt conformations which lead to maximum entropy .
   他们可以采取有最大熵值的构象。
3. The second law only allows us to calculate changes in entropy .
   第二定律只能让我们计算熵的改变量。
4. The function is called the entropy of the system, and is denoted by s .
   此函数称为该系统的熵，用S表示。
5. A third statement of the second law of thermodynamics makes use of a new concept called entropy .
   热力学第二定律的第三种陈述方式引用了一个叫做熵的新概念。

英文释义

名词

1. (thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work; "entropy increases as matter and energy in the universe degrade to an ultimate state of inert uniformity"
   同义词：randomness, S
2. (communication theory) a numerical measure of the uncertainty of an outcome; "the signal contained thousands of bits of information"
   同义词：information, selective information

百科释义

Entropy is a mathematically-defined thermodynamic quantity that helps to account for the flow of energy through a thermodynamic process. Entropy was originally defined for a thermodynamically reversible process as