这种定量的岩相古地理图在我国南方中及晚奥陶世还是首次出现。
This is the first time in the study and mapping of the Middle and Late Ordovician in South China.
本文描述塔里木盆地晚奥陶世塔中北斜坡带良里塔格组的生烃生物组合特征。
This paper deals with the feature of bio-precursors of hydrocarbon in Lianglitake Formation, Late Ordovician of north-slope of Central Uplift of Tarim Basin.
碳酸盐岩台地广泛发育及其淹没事件是扬子地区晚奥陶世地层的重要特征之一。
The drowning of the carbonate platform is one of the most spectacular geological processes in the Late Ordovician on Yangtze block.
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