晚白垩纪 meaning in English
santonian
Examples
- Only in the tropics were numerous late cretaceous groups extinguished during peaks in their evolution .
只是热带地区才有大批晚白垩纪生物类群正值其演化的极盛时期突然消亡。 - These rock formations were formed about 100 million years ago , and are a clear demonstration of the impact of water erosion
东平洲地质形成于晚白垩纪，距今已有近一亿年的历史，在岸边可见被海水侵蚀的岩石节理。 - And the hydrocarbon - generating is mainly from late cretaceous to tertiary , while traps formed mainly from late cretaceous to tertiary , prior to the hydrocarbon migration or simultaneously , with a fine coordination on the duration
主要生烃阶段发生在晚白垩-第三纪，圈闭的主要形成期在晚白垩纪-第三纪，圈闭形成时间基本早于或同时于油气运移时间，具有较好的时间配套关系。