英语词汇“volcanic explosivity index”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	volcanic explosivity index
释义	volcanic explosivity index noun A number on a logarithmic scale representing the estimated magnitude and violence of a volcanic eruption; abbreviated VEI. The index is based on the volume of material ejected, height of eruption clouds, duration of the eruption, and other factors.. Origin 1980s.
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volcanic explosivity index