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Brief history of earth science development

2015-03-23 12:15 | Author:gzzjd | Reading:amount |

History of earth science development can be briefly divided into three stages: i.e., stage in germination (before 17th century), establishment and initial development stage of major disciplines of earth science (17th century-19th century), revolution and all-round development stage of earth science (20th century-now).
Geology

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福利彩票35选7走势图
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