delta front sand body的意思|示意

The channel of meandering river, the distributary channel of delta front , distributary mouth bar , distal bar and the beach bar are the main sand body types.

其中曲流河河道，三角洲前缘水下分流河道、分流河口砂坝、远砂坝以及滩坝是主要的砂体成因类型。

The rival channel, lake shoreline and gentle slope are quite important for controlling the delta-front sand-body of lithologic trap in a depression basin.

在坳陷湖盆，河道、湖岸线和缓坡对有利于岩性圈闭发育的三角洲前缘砂体具有明显的控制作用。