They claim a relationship between the rotation and the magnetic polarity of Earth, which does change irregularly, with a magnetic reversal taking place every 400,000 years on average.
他们声称地球的自转和地球的磁极的关系不稳定，预示着平均每40万年就有一次的磁极颠倒。
They clfunction a relationship within the rotation and the magnetic polarity of Earth, which does change irregularly, with a magnetic reversal taking place every 400,000 years on audio-videoerage.
他们声称地球磁极和自转有相关。地球的磁极的确会不规律的改变， 大约均匀400，000年发生一次磁极转换。
They clfunction a relationship within the rotation and the magnetic polarity of Earth, which does change irregularly, with a magnetic reversal taking place every 400,000 years on audio-videoerage.
他们声称地球磁极和自转有相关。地球的磁极的确会不规律的改变， 大约均匀400，000年发生一次磁极转换。
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