Lower Sandstone Member

• 下砂岩段

Lower Sandstone Member的用法和样例：

例句

1. The Donghe sandstone member of Upper Devonian and the lower sand stone member of Silurian are the most potential exploration targets in this area.
   其中东河砂岩段和志留系下砂岩段是塔中地区碎屑岩储层最具勘探潜力的目的层系。