根据组与火山-沉积复合岩相或沉积岩相相对应的原则，各群又可进一步划分为若干个组。
These groups can be further divided into formations according to the principle that formation is related to volcanic sedimentary lithofacies or sedimentary lithofacies.
着重分析了西北缘的沉积岩相分布特征和规律，研究了西北缘沉积相展布的控制因素以及沉积相和油气分布的关系。
It emphasized on the distribution and laws of sedimentary facies, the controlling factors of facial distribution and relations between oil and sedimentary facies.
各类软弱夹层的物理力学性质具有其独特的规律性。软弱夹层的类型受沉积岩相的严格控制，在岩相研究的基础上可以进行工程地质类比。
The physical and mechanical nature has its own law in each type of weak interlayers, the types of weak interlayers could be determined by the research on sedimentary facies.
沉积岩的组成大部分为杂砂岩相的浊积岩。
The sedimentary members are largely turbidites of greywacke facies.
沉积岩为碎屑质，大部分属于杂质砂岩相。
沉积岩为碎屑质，大部分属于杂质砂岩相。
The sediments are detrital and largely of greywacke facies .
沉积岩为碎屑质，大部分属于杂质砂岩相。
The sediments are detrital and largely of greywacke facies .
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