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变质岩类型：区域变质、接触变质和动力变质。
Types of metamorphic rocks: regional metamorphism, contact metamorphism and dynamic metamorphism.
youdao
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变质岩类型：区域变质、接触变质和动力变质。
Types of metamorphic rocks: regional metamorphism, contact metamorphism and dynamic metamorphism.
youdao