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一、寒武系地质及地球物理特征（以涉县为例）涉县位于太行山脉隆起南端，出露的地层有奥陶系、寒武系、长城系。其中寒武系上统地层为薄层灰岩与泥质条带灰岩互层，中统地层为鲕状灰岩、中薄层灰岩与紫色页岩互层，下统地层为泥页岩夹薄层灰岩。地表出露的寒武系整体抬升后，?
First, the Cambrian Department of Geology and Geophysics (Shexian example) Shexian is located in the southern tip of the Taihang Mountains uplift, exposed strata Ordovician, Cambrian, the Great Wall. Among them, the Cambrian upper strata are interbedded with limestone and argillaceous limestone, the middle strata are oolitic limestone, the middle thin limestone and the purple shale interbedded with the lower strata are shale Thin layer of limestone. Cambrian surface exposed after the whole uplift?