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Earth and Space Sciences · 术语表

什么是 Snow line?

Definition 2.4 University Earth and Space Sciences — Year 2 · 第 2 章 — Planet Formation and Meteorites

The snow line of a protoplanetary disc is the distance from the star beyond which the midplane is cold enough for water ice to be stable, about 180 K180\,\mathrm{K} at the pressures of the disc.

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