Through the bedding distribution statistical analysis, studies the palaeocurrent during sedimentation.

通过对层统计析，研究了沉积时水流方向。

Palaeocurrent measurements suggest a northward direction,indicating that the Kunlun area was at low elevation.

中新世沉积以细颗粒泥岩和砂岩为主，表明物源区 ，流域坡度小，搬运距离长。