Faunal assemblage are directly related to the depositional environment .
动物群落与沉积环境有直接关系。
Like most other islands in the bahamas , cat island is located on a large depositional platform that is composed mainly of carbonate sediments and surrounding reefs .
和巴哈马其他许多岛屿一样，卡特岛位于一个主要由碳酸盐沉积物构成的巨大台地上，周围被珊瑚礁环绕。
At chilga we found palm fossils in rocks all over the depositional basin - they were ecologically important 27 million to 28 million years ago .
The critical aspects of each depositional system are covered using worldwide examples .
利用世界各地的例子探讨每个沉积体系的关键几个方面。
By summarizing the main sources of major ions in princess elizabeth land , antarctica , the transmission process and depositional styles of major ions are studied .
