仙女星系是距银河最近的巨型旋涡星系,它以其所在星座仙女座命名,同时又被称为M31,它是本星系群中最大成员。
The nearest major spiral galaxy to the Milky Way, Andromeda, named after its constellation and also known as M31, is the largest galaxy in the Local Group of Galaxies.
这种分类并不象把星座里的星体分成各群那样地随意。
This classification is not arbitrary like the grouping of the stars in constellations.
随着码率的不断增加,酉空时码群中的各个星座点之间的乘积距离会变得越来越小,从而导致性能恶化。
With the increase of the code rate, the production distance between the constellation of the unitary group code decreases rapidly and deteriorates the performance of the system.
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