There was a terrestrial facies lake basin in study area and mainly developed clastic rock during the late Trias.

研究区晚三叠系为陆相湖盆沉积，以发育陆源碎屑岩系为主。

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There was a terrestrial facies lake basin in study area and mainly developed clastic rock during the late Trias.

研究区晚三叠系为陆相湖盆沉积，以发育陆源碎屑岩系为主。

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