磁场

• The introduction of the field results in a removal of the degeneracy .
  引入磁场，导致了简并消除。
• The regional magnetic fields can be picked from maps and tables .
  区域磁场可以从图幅和表格中查到。
• Now consider applying an external magnetic field to the hydrogen atom .
  现在考虑加一外磁场于氢原子。
• The magnetic moment due to electron spin is parallel to the field .
  由电子旋转而产生的磁矩平行于磁场。
• The magnetic field of the earth creates a torque around the pivot .
  地球的磁场在支点周围产生一个转矩。
• So far we have described the propagation of alternating magnetic fields .
  至此我们讨论了交变磁场的传播。
• The magnetizing field is then removed while the body is thermally isolated .
  在该物体热绝缘时把磁场撤去。
• Obviously this instrument is capable of measuring absolute field as well .
  这种仪器还能用来测量绝对磁场。
• The current creates magnetic field that weaken and distort the signal .
  电流会产生磁场，从而使信号减弱和失真。
• Care must be taken to protect the focusing coils from stray magnetic fields .
  必须小心，以防止聚焦线圈产生寄生磁场。