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Key points: texture, structure and classification of igneous rocks.
重点:岩浆岩的分类、结构和构造。
youdao
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Texture and structure of igneous rocks and classification.
岩浆岩的结构和构造岩浆岩的分类。
youdao
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Texture and structure of igneous rocks and classification.
岩浆岩的结构和构造岩浆岩的分类。
youdao