plane wave

• 平面波

plane wave的用法和样例：

例句

1. If the wavefronts are parallel lines, the waves are called plane waves.
   假如波前为一些互相平行的轮廓面，这波就叫平面波。
2. This is equivalent to an angular distribution of constituent plane waves.
   这等价于各种成分的平面波的角分布。