沉积环境和相

由于沉积环境和相带不同，孔隙水的流动性存在一定的差异，因而成岩作用在不同的相带对孔隙的发育与演化的影响也表现出一定的差异。

The mobility of the pore water is different in each depositional environment and facies zone , so diagenesis has different influence on the development and evolution of porosity in each facies zone .

志丹探区侏罗系&上三叠统沉积环境和沉积相

Sedimentary Environment and Facies of the Jurassic to Upper Triassic in the Zhidan Exploration Area

表明含油气盆地中粘土矿物的铁穆斯堡尔效应不但可用来鉴别含铁的粘土矿物类型，而且在沉积环境和沉积相的判别中具有重要的应用价值。

This indicates that not only the type of clay minerals containing Fe , but also sedimentary environments and facies sequences may be divided by Mssbauer effect of clay minerals in oil basin .

采用单因素分析法，选取并研究地层厚度、颗粒岩厚度、白云岩厚度和区域岩相等四种能反映沉积环境和沉积相的地质因素，指出了四个重点层段的沉积相平面分布特征；

By the method of single-factor analysis , it is pointed out facies distribution of four key formations after thorough study of four geologic factors that could embody sedimentary environment and facies , that is the thickness of formation , grainstone and dolostone , and lithofacies .

特殊地震相是特定地质条件下的产物，一般发育在特定的区域构造位置和沉积体系中，具有反映沉积环境和指示沉积相的作用。

Special seismic facies results from particular geological conditions , and usually occurs in the particular location of areal structure zone or depositional system . Therefore , it reflects sedimentary environment and indicates sedimentary facies .