问题.核磁共振现象的产生条件不包括( )Conditions for the generation of nuclear magnetic resonance phenomena do not include( )
选项:
选项:
A:稳定的主磁场Stable magnetic field
B:具有一定能量的射频脉冲RF pulse with a certain energy
C:梯度磁场Gradient magnetic field
D:磁矩不为零的自旋核Spin nuclei with non-zero magnetic moment
E:感应线圈Induction coil
发布时间:2024-06-16 14:09:21