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permanent shadow region
释义
permanent shadow region
Encyclopedia
理学
〔月球构造〕
释
permanent shadow region
永久阴影区
在自转轴与其黄道面交角很小的天体的极区存在的常年未受阳光直射的区域。简称PSR。
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right-censored data
right chain ring
right circular cone
right circular cylinder
right-circularly polarized light
right closed martingale
right coherent ring
right comaximal elements
right commom iliac vein
right commutator
right comodule
right compatibility
right compatible relation
right complete category
right completion
right composition algebra
right condition
right cone
right congruence
right congruent element
right conoid
right continuity
right-continuous
right-continuous function
right-continuous process
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更新时间：2025/7/29 20:47:16