英语词汇“coronal holes”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	coronal holes
释义	DictionarySeecorona coronal holes coronal holes Regions of exceptionally low density and temperature compared with the surrounding solar or stellar corona. They overlie areas of the Sun's disk that are characterized by relatively weak divergent (and therefore primarily unipolar) magnetic fields, and are thought to be the primary source of the high-speed streams of energetic charged particles in the solar wind.
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