At last, analysis the relationship of fault and sedimentary facies between the the exhibition of the sand body of mainlayer.
同时分析、总结了断层和沉积相对砂体展布的控制作用。
2
The mainlayer is Putaohua Formation, deposited in the transition zone from a large delta front to lake in northern Songliao Basin.
主要含油层位是葡萄花油层，沉积时期处于松辽盆地北部大型三角洲沉积体系的前缘相带到湖相的过渡带上。
3
In line with the single mainlayer, severe watered out and production reduction occurred after well pattern thickening, a new way must be used to solve the previous problems.