secondary remanent magnetization

例句：

1. 1. The research focused on the secondary remanent magnetization of the sample.
   该研究关注样品的次生剩磁。
2. 2.The second law of thermodynamics states that the total energy of a system is conserved, and this principle is also applicable to the study of materials.
   热力学第二定律指出，系统的总能量是守恒的，这一原理同样适用于材料的研究。
3. 3. The secondary remanent magnetization of the sample was measured using a magnetometer.
   使用磁场计测量了样品的次生剩磁。