Early Ordovician是什么意思 Early Ordovician怎么读
Early Ordovician的用法和样例
- It means that the transgression in the Early Ordovician was more extensive than that in the Cambrian.
这表明早奥陶世的海进比寒武纪的更甚了。 - The tectonic framework of North Qilian in Early Ordovician should be similar to that of the Bafin Bay and the Queen Elizabeth Islands.
北祁连早奥陶世海域与现在加拿大北部巴芬湾及伊丽莎白女王群岛的构造格局相似。
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