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单词 θ198
释义
the world > the universe > sky, heavens > [noun] > region, zone > error box or circle (2)
error box1968

a quadrilateral area of sky whose dimensions correspond to the uncertainty of a measured position inside it.

error circle1968

a circular area of sky with the same significance as an error box.

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更新时间:2024/12/23 7:57:10