Pleistocene-Holocene epoch的意思|示意

The process of paleogeographic evolution in this area is from land of pleistocene epoch to ingression of holocene epoch, then to littoral circumstances of today.

本区古地理的演变过程是：由更新世的陆地环境，经过全新世的海侵，变为现今的滨海环境。

The Yumen fault has been active since the Early Pleistocene to the present day, so it is an active fault during the Holocene Epoch and a causative fault of the Yumen earthquake.

玉门断裂自早更新世以来一直活动，是现代地震断裂，也是玉门地震的发震断裂。