...地磁的研究，由此研究可以得到三项重要发现： 磁极的移动(Polar Wandering)， 地球磁场磁极的倒转( Magnetic Polarity Reversal)， 海底地磁异常带的对称性排列 根据岩石中存磁性方向的测定可以决定这个岩石造成时地球磁极排列的方向和纬度的位置，这是由岩石...
双语例句
1
The magneticpolarityreversal record is often illustrated by means of a column with black and white intervals depicting the two polarity.
地磁极性反转记录通常用代表两种极性的黑白间隔所组成的极性柱来表示。
2
The magneticpolarityreversal polarity reversal record is often illustrated by means of a column with black and white intervals depicting the two polarity.
地磁板性反转纪录通常用代表两种极性的黑白间隔所组成的极性柱来表示。
3
They claim a relationship between the rotation and the magneticpolarity of Earth, which does change irregularly, with a magneticreversal taking place every 400,000 years on average.