paleogeographic stage 中文意思是什麼

paleogeographic stage 解釋
古地理時期
  • paleogeographic : 古地理的
  • stage : n 1 講臺;舞臺;戲院,劇場;〈the stage〉戲劇,戲劇藝術;戲劇文學;〈the stage〉戲劇業;劇壇。2 ...
  1. On the basis of the feature of paleostructure, paleogeography and lake level fluctuation in chang - 6 to chang - 8 oil - bearing layers, this text researchs paleogeographic feature and evolution. chang - 8 stages are the early days of lake basin outspread, chang - 7 stages are steadies stage of lake basin outspread, chang - 6 stages are shrinkage of lake basin, the lake level slowly droping, lake strandline moving eastward

    根據古構造、古地理、湖平面升降等特點研究了長_ 6 ?長_ 8期巖相地理特點及其演化,長_ 8期是湖盆擴大的初期;長_ 7期為湖盆擴大階段中穩定期;長_ 6期為湖盆擴大階段中開始萎縮,湖平面繼續緩慢下降,湖岸線向東遷移。
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