1·David Walker, head of the Nottingham Caves survey, surveys the base of Castle Rock, a large sandstone outcrop in the heart of the city.
大卫·沃克是诺丁汉洞穴勘测组的组长,他负责勘测石头城堡的地基,这是一块位于城市中心的巨型砂岩露头。
2·The displacement experiments were made by using artificial core, natural outcrop sandstone core, natural sandstone core in oil field and simulated oil.
使用人造岩心、天然露头砂岩岩心,天然油田砂岩岩心及模拟油进行了驱替实验。
3·Located on the rocky outcrop, the pagoda internal staircase winds upward for 12 stories.
塔楼位于岩石露头,塔内旋梯迂回12层楼。
4·Eagle rock? A rock, you say? Oh, I see. It's obviously an outcrop of base rock.
鹰角石?你是说一块岩石?哦,我明白了。很显然是一块基石的露头。
5·Second, we make fault and structural interpretations based on the structural characteristics of the outcrop pictures.
然后根据典型露头照片所示的构造特征对断层进行组合和构造解释;