“permanent shadow region”的概念、定义、翻译、参考文献-科学参考

单词	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。
随便看	microsphere preparation technology microspheres microspindle microspore microspore mother cell microsporidia microsporidiosis microsporidiosis of animal microsporocyte microsporophyll microspot microsprayer microspray irrigation microspur microstate microstate number microstatistics microstoning microstrain micro strip micro-strip microstrip antenna microstrip gas chamber microstrip lines microstrobilus

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