upper mesozoic meaning in English
中生代上期
Examples
- It was noted that the upper mesozoic strata ( mainly cretaceous ) as revealed by drill or dredge from the eastern nansha waters might extend into the hinterland of the nansha waters
南海裂谷期间形成的下第三系具有明显的裂谷充填特徵，其构成生油岩主体。