quadrupole broadening

例句：

1. 1.The quadrupole broadening of the magnetic field is a fundamental property of the Earth's core.
   地核的磁场四极展宽是地球的基本属性。
2. 2. The quadrupole broadening of the magnetic field is a fundamental property of the Earth's core.
   地核的磁场四极展宽是地球的基本属性。
3. 3. The quadrupole broadening of the magnetic field is a fundamental property of the Earth's core.
   地核的磁场四极展宽是地球的基本属性。