Under the effect of Himalayan orogeny, a series of anticlinal structures were formed and their tops were denuded in a different degree in Quaternary, in eastern Qaidam basin, Northwest China.

• 柴达木盆地东部在喜马拉雅造山运动的作用下，第四系形成了一系列背斜构造，其顶部受到了不同程度的剥蚀。