3 igneous rockppt
中酸性火成岩,intermediate-acid igneous rock,音标,读音,翻译,英文
list of product & process special characteristics
眼里全无宝石,满脑子都是:igneous rock (火成岩)sedimentary rock
火成岩 igneous rock 由地壳,地幔中形成的岩浆在侵入或喷出的情况下
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