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白垩纪研究
1、cretaceous period───白垩纪
2、cretaceous era───白垩纪
3、cretaceous formation───白垩纪地层
4、cretaceous───n.白垩纪;白垩系;adj.白垩纪的;似白垩的
5、cretaceous paleogene───白垩纪-古近纪
6、cretaceous dinosaurs───白垩纪恐龙
7、cretaceous extinction───白垩纪灭绝
8、research───vt.研究;调查;n.研究;调查;vi.研究;调查;[过去式researched过去分词researched现在分词researching]
9、cretaceous creature───白垩纪生物
1、Niedzwiedzki and Singer's discovery was reported in the journal Cretaceous Research.───尼德韦德兹克和司辛格的发现在杂志《白垩纪研究》上面发表了。
2、research area, the primary surface formation are the Archeozoic - Proterozoic Jiaonan group there are kinds of Clastic rocks and Volcanic rocks in the metamorphite and Mesozoic Cretaceous.───研究区内出露的地层以太古界——元古界胶南群的各类变质岩和中生界白垩系各类碎屑岩和火山岩为主。
3、paper deals with the present situation, prospect and significance of the research for continental Cretaceous red beds to reconstruction of paleoclimate in the Cretaceous period.───介绍了白垩纪陆相红层研究的现状及前景,特别是其在白垩纪陆相古气候恢复方面所具有的重要意义。