In fact, however, the N-pole side and the S-pole side are excited through the same field winding, which means that this model shows MMF that is only half the actual value.

事实上，N极边和s极边由相同的励磁绕组励磁，这意味着模型中的磁动势只是实际磁动势的一半。

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The Earth torque is one example, where the magnetic s Pole is tugged back each day, creating more stress on the plates in the Pacific and allowing the Atlantic to widen.

一个例子就是地球的转矩，地球的南极磁场每天都被拖回此处，造成了太平洋板块更多的压力，让大西洋延伸了。

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The magnetosphere did not show a missing s Pole, and no significant quakes ensued.

磁气圈也没有显示南极磁场消失，接下来也没有重大的地震。

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The series, about a team who investigates paranormal mysteries, is being touted as the network's fall tent-pole program.

FORBES: Look, This Is Fox

Suhr's pole-vaulting win was the second gold medal the U.S. track-and-field team has secured during three full days of athletics competitions, following Sanya Richards-Ross winning the women's 400-meter race on Sunday night.

WSJ: Menu

It was the Italian's first wet-weather pole since Imola in 1996, when he was in the 125cc class, proof that if Lorenzo is heading for the exit door Rossi is happy to hold it open - and even give him a boot up the backside on the way out for good measure.

BBC: Matt Roberts' MotoGP column