middle and late cambrian的意思|示意
美 / /
英 / /
寒武纪中晚期
middle and late cambrian的网络常见释义
中 中-晚寒武世
middle and late cambrian相关例句
The study of reservoir bitumen showed that the source is not only the carbonate in middle and late ordovician, but also the carbonate in Cambrian.
储层沥青研究表明烃源岩不仅仅只有中上奥陶系烃源岩，还有寒武系烃源岩。