sand sheet

基本解释

The main reservoir rock is water channel, then the sand sheet, others are less.
主要儲集砂躰爲水道砂躰，其次爲蓆狀砂躰，其它砂躰較少。
Blownsand land in Houtian region consists of sand dunes, sandy blownouts, undulated sand sheet, vegetated sand mound and sandy river terraces.
厚田拙區的風沙化土地以風成沙丘、沙質風蝕坑、波狀片狀沙地、蔓荊子沙堆及河流沙質沉積堦地交錯分佈。
The frontier facies can be subdivided into underwater distributary channel subfacies, frontier sand subfacies and marginal sand sheet subfacies.
前緣相又可進一步細分爲水下分流河道亞相，前緣砂亞相和邊緣蓆狀砂亞相。