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成对本动速度弥散
释义
成对本动速度弥散
Encyclopedia
理学
暗物质晕
释
pairwise peculiar velocity dispersion
成对本动速度弥散
又称相对本动速度弥散,其平方为相距一定距离的空间两处物质本动速度差的分布函数二阶矩,即,是宇宙大尺度结构研究中的一个统计量。
Astronomy
pairwise peculiar velocity dispersion
成对本动速度弥散
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更新时间:2026/11/13 17:18:16