north magnetic pole

基本解释

The North Magnetic Pole is moving slowly northwest across the northern stretches of Canada.
北磁极在缓慢地通过加拿大北方向西北方向移动。
This means that if you took two trips 10 years apart to the North Magnetic Pole by following a compass, you'd end up at a different destination each time. Theory 8: 2012 and the End of the World
这意味着，如果你相隔10年跟着指南针所指方向去北极的话，那么这两次你所到的目的地是不同的。
Magnetic saturation effect on the saliency is used to distinguish the north magnetic pole from the south.
磁饱和影响的显着性是用来区分从南部的北磁极。

A compass is a device containing a metal object that points toward the magnetic north pole.

The thin magnetic films can be manipulated to trigger vastly different signals depending upon which direction they face (basically "north pole" and "south pole"), allowing them to be read as the ones or zeros of basic computer code.
FORBES: Total Recall