1. The shale in Meishan formation and the pure shale and argillic horizon of Late Pliocene-Quaternary are the two sets of caprock in the area.
该区内梅山组泥质岩和晚上新世-第四纪沉积的质纯泥质岩、粘土层为盆地两套区域盖层。

来自互联网

2. The shale in Meishan formation and the pure shale and argillic horizon of Late Pliocene-Quaternary are the two sets of caprock in the area.
该区内梅山组泥质岩和晚上新世-第四纪沉积的质纯泥质岩、粘土层为盆地两套区域盖层。

来自互联网