显生宙可划分为三个时期——依次经历古生代、中生代和新生代。
The Phanerozoic is divided into three eras — starting with the earliest, these are the Paleozoic, Mesozoic, and Cenozoic.
显生宙可划分为三个时期——依次经历古生代、中生代和新生代。
The Phanerozoic is divided into three eras -starting with the earliest, these are the Paleozoic, Mesozoic, and Cenozoic.
中国早、晚古生代、中生代和新生代成煤期的大地构造性质，在各个地区可有不同。
The tectonic nature of different regions in China in the Early and Late Paleozoic, Mesozoic and Cenozoic coal-forming periods is different.
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