The study on the polarity transition is a hot point subject in current geophysical researches. One of its principal aspects is to observe the variations in direction and intensity of the geomagnetic field during a pol...The study on the polarity transition is a hot point subject in current geophysical researches. One of its principal aspects is to observe the variations in direction and intensity of the geomagnetic field during a polarity transition recorded in various sediments. The展开更多
文摘The study on the polarity transition is a hot point subject in current geophysical researches. One of its principal aspects is to observe the variations in direction and intensity of the geomagnetic field during a polarity transition recorded in various sediments. The
