One or more types of metamorphism were superposed by the geothermal metamorphism, which led to different and complicated coalification patterns in Jixi Coalfield.
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释义
鸡西煤田由于多数地区受到异常古热流的影响,常存在两种或两种以上类型的变质作用相互叠加,从而导致各区的煤化作用模式各不相同,比较复杂。
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