Fermi function

例句：

1. 1.The Fermi function is used to describe the distribution of energy levels in a conductor.
   费米函数用于描述导体中能量级分布。
2. 2.In quantum mechanics, the Fermi function is related to the probability of finding an electron at a particular energy level.
   在量子力学中，费米函数与找到特定能量级电子的概率有关。
3. 3.The Fermi function has been used to model the behavior of many materials and systems.
   费米函数被用来模拟许多材料和系统的行为。