在海原断裂带内部发现一个第三纪拉分盆地，命名为老龙湾拉分盆地。
Tertiary pull apart basin named Laolongwan basin was found in the Haiyuan fault zone.
在海原断裂带内部发现一个第三纪拉分盆地，命名为老龙湾拉分盆地。
A Tertiary pull apart basin named Laolongwan basin was found in the Haiyuan fault zone.
西海原—海原—六盘山断裂带西南侧地块内发育连续成层的壳内低阻层，而其东北侧不存在大范围连续壳内的低阻层。
Southwest to the west Haiyuan-Haiyuan-Liupanshan fault exists continuous layered LR material in crust, while in its northeast side there is no such LR layer in crust.
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