英语词汇“true north”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

true north

noun

North according to the earth’s axis, not magnetic north: compass readings vary from 7.9° to 6.7° west of true north...

There had been hopes that the variation of the compass - the angle between the directions of magnetic north and true north - might do the trick, since it was known to vary with position on the earth.
During his expeditions in the Americas and Europe, he recorded and reported on magnetic declination - the angle between magnetic north and true north at a particular location.
The eastern side of the Great Pyramid, for example, points only three arcminutes away from a true north - south line, and other pyramids in the group are not much worse.

单词	true north
释义	true north noun North according to the earth’s axis, not magnetic north: compass readings vary from 7.9° to 6.7° west of true north... There had been hopes that the variation of the compass - the angle between the directions of magnetic north and true north - might do the trick, since it was known to vary with position on the earth. During his expeditions in the Americas and Europe, he recorded and reported on magnetic declination - the angle between magnetic north and true north at a particular location. The eastern side of the Great Pyramid, for example, points only three arcminutes away from a true north - south line, and other pyramids in the group are not much worse.
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