说明地磁异常变化是一种有希望的地震前兆现象。
It indicated that the geomagnetic anomaly is a promising phenomenon in the studies of earthquake precursors.
为探索磁记忆现象的物理机制，在地磁场环境中，静载拉伸低碳钢板状试件。
Low carbon steel samples were tested under static tension conditions in quest of physical mechanism in geomagnetic field.
给出一种测量地磁的新方法，解释了实验中出现的双射频子吸收现象。
An improved method is introduced, through which terrestrial magnetism can be measured and the absorbed phenomenon of double-radiation oscillator emerging in experiments is illustrated.
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