公布 中文名称:真天极 英文名称:true pole 定义:对应于真赤道的天极。 应用学科: 天文学(一级学科); 天体测量学(二级学科) 对应于真赤道的天极。 中文名称:真天极;英文名称:truepo
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That speed is also too fast to be explained by a phenomenon called true polar wander, in which the Earth's entire crust and mantle reorient, moving a different geographic region to the North Pole.
这一速度太快了而同样无法用真极移现象解释,真极移理论认为地球的整个地壳和地幔都在不断调整,将一个完全不同的地理区域移到了北极。
Kuo discovered that compasses do not point true north but to the magnetic North Pole. This was a decisive step to make them useful for navigation.
沈括发现,指南针并不是真正的指向北方,而是指向地磁的北极,这对指南针用于导航走出了决定性的一步。
That's not true, 'Bjaaland thought.' His dogs are running well today. But Hanssen wants Amundsen to be first. The first man at the South Pole!
“不是这回事儿,”比阿兰德心想,“他的今天表现不错。汉森是想让阿蒙森成为第一人,第一个到达南极的人!”
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