最終更新日：2024/08/03

(geology) Relating to long-term non-periodic irregularities, especially in magnetic field, in the geologic past

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paleosecular

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paleosecular

adj

(geology) Relating to long-term non-periodic irregularities, especially in magnetic field, in the geologic past

The paleosecular variation of the Earth's magnetic field can be studied through rock samples.

意味（1）

(geology) Relating to long-term non-periodic irregularities, especially in magnetic field, in the geologic past