Northeast is low-angle slope, develop constructive potamic-lake delta, The delta from headstream to lake, extend very long, sediment complex and Microfacies multiplicity.

三角洲从物源到湖泊,延伸距,积复杂、微相样。

The sedimentary facies in Heshilafu is an alluvial fan - fan delta -lake systetn, and it can be further devided into several parfacies including microfacies.

和什拉甫积相类型为冲积扇──扇三角洲──湖泊积体系，进一步分为几种亚相类型和微相类型。