纵向沙丘和横向沙丘模拟流场的实验研究
Experimental study on imitative flow pattern of longitudinal dunes and transverse dunes
纵向或者赛夫沙丘是与强风平行的沙丘，风总是以相同方向刮过。
Longitudinal or seif dunes are dunes that are parallel to a strong wind that blows in one general direction .
纵向沙丘