longitudinal dune
常见例句
- Shifting of dune had horizontal direction (NE SW) and longitudinal direction(NW SE) and irregular formation formed with varied wind direction.
沙丘走向有横向（NE-SW）和纵向（NW-SE）以及多风向形成的不规则形。 - Consolidated sand, caused by the movement of sand wave and longitudinal dune, is a silting phenomenon takes place in backflow zone of Hanjiang Reservoir.
铁板沙是汉江库区变动回水区的一种泥沙淤积现象，是沙浪、沙垄运动的产物。 返回 longitudinal dune