垂向沉积 meaning in English

vertical deposition

Secondly , granularity analysis of sediments of upper marine facies of holocene is done
其次，对全新世海相层及其以上地层中的沉积物进行粒度分析，划分垂向沉积序列。
Based on the deposital velocity of the magnetic strata unit , the paper has worked out the velocity of the genetic unit of the basin utilizing the vertically evolutive map
以磁性地层单元内的沉积速率为基础，结合静43 - 67井的垂向沉积相演化图，计算出断陷湖盆成因相的沉积速率。
Many bore holes in shuangwangcheng reservoir which lies in the sedimentary area are drilled and lots of terra drill data are collected . five typical sections , i . e . section i ? i , ii ? i , iii ? ii , iv ? v ' and v ? v are drawn . the vertical sedimentary sequence of this sedimentary area is divided cbmbining the granularity features of sediments
课题组与山东省水利勘测设计院合作，对湖区内的双王城水库进行了钻探研究，搜集了大量的地质钻孔资料，经沉积物岩性特征分析，绘制出双王城水库外围1km处围绕水库的5个典型剖面(即剖面? ’ 、 ? ’ 、 ? ’ 、一’和? ’ )的剖面图，结合沉积物粒度特征，划分出该沉积区的垂向沉积序列。