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Earth and Space Sciences · 术语表

什么是 Principle of inclusion?

又称: inclusion, principle of

Definition 22.4 Primary & Middle School Earth and Space Sciences · 第 22 章 — The Ages of the Earth

The principle of inclusion: pieces of one rock found inside another rock are older than the rock that holds them. The pebbles of a conglomerate existed before the conglomerate formed around them.

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