1.Dongting basin was shaped not only by tectonic movement but also by potamic and anthropogenic influence.
洞庭是由构造运动奠定基本格局,又叠加了江河作用以及人类活动的多因素的。
2.Northeast is low-angle slope, develop constructive potamic-lake delta, The delta from headstream to lake, extend very long, sediment complex and Microfacies multiplicity.