塔里木盆地三叠-侏罗系沉积可以划分为四种沉积相组合及十二种沉积亚相。
The sedimentary sequences of Triassic - Jurassic systems in Tarim Basin can be grouped into 4 types of depositional facies and 12 types of depositional sub-facies.
沉积相是石油地质学中的一个术语，是指一定的沉积环境所形成的沉积岩组合。
Depositional facies, a term of petroleum geology, is a combination of sedimentary rocks produced by a certain depositional environment.
本文提出了宜昌奥陶系沉积相是台地相—台地边缘相—浅海盆地相的多相台棚式的组合类型，指出奥陶系经历了四次海进到海退的沉积旋回过程。
In this paper, it is suggested that the Ordovician sedimentary facies in the Yichang region are a combination type consisting of platform facies, platform margin facies and shallow sea basin facies.
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