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单词 volcanic explosivity index
释义

Definition of volcanic explosivity index in English:

volcanic explosivity index

noun
  • A number on a logarithmic scale representing the estimated magnitude and violence of a volcanic eruption; abbreviated VEI.

Origin

1980s.

Definition of volcanic explosivity index in US English:

volcanic explosivity index

noun
  • A number on a logarithmic scale representing the estimated magnitude and violence of a volcanic eruption; abbreviated VEI.

Origin

1980s.

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