index of refraction; refracting power

• 折射率

index of refraction; refracting power的用法和样例：

例句

1. The negative index interpretation was soon challenged, however.
   不过这项对于负折射率的诠释很快就受到质疑。
2. The refractive index also increases with the RTA temperature.
   薄膜的折射率随退火温度的升高而增加。