middle-late ordovician 中晚奥陶世
late ordovician-silurian 晚奥陶世志留纪
Middle and Late Ordovician 中及晚奥陶世
late ordovician-early silurian 晚奥陶世
late ordovician-early silurian glacial period 晚奥陶
mid-ordovician-late jurassic 中奥陶晚侏罗系
This was the result from the large-scale regression in the Late Ordovician.
这是晚奥陶世晚期大规模海退的结果。
This is the first time in the study and mapping of the Middle and Late Ordovician in South China.
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。
The drowning of the carbonate platform is one of the most spectacular geological processes in the Late Ordovician on Yangtze block.
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。
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