郁南运动
- 网络Yunan orogeny
郁南运动-
整个盆山耦合系统的构造演化可划分为如下阶段：早古生代造山事件第一幕（郁南运动）形成云开复式背斜带，古博白前缘凹陷形成于其东南侧。
The tectonic evolution of the whole basin-range system may fall into the following stages : the first phase ( Yunan movement ) of the Early Paleozoic orogenic event gave rise to the Yunkai anticlinorium , with the paleo-Bobai front depression formed at its southeast side ;