华北克拉通区是世界大陆克拉通地壳的组成部分,与世界各大陆克拉通演化有很好的可对比性,在前寒武纪超级大陆重建中有一定位置。
The early crustal evolution of North China craton can be well correlated with other continents, and its tectonic position within the Precambrian Supercontinet should be reconstructed.
前陆盆地是在克拉通之上由被动边缘地台型沉积区转变为造山前渊的陆源碎屑沉积区。
Foreland basin is an orogenic foredeep filled with terrigenous clastics, that has been developed on a craton and has been converted from a passive margin and platform type sedimentary area.
这反映华北克拉通东部区域拉伸方向的演变受控于太平洋区大洋板块运动,克拉通破坏的动力学背景应为弧后伸展。
It is suggested therefore that the extensional direction evolution was controlled by the oceanic motion and the craton destruction took place under a back-arc spreading setting.
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