columnar section meaning in English

地层柱状剖面图
柱状剖面图

A description of ecostratigraphic section and one columnar section are given
作出了生态地层柱状图。
According to the research results of the rock quality calculation , the columnar section digitlizing , the rock mass structure diagnosis and other methods this paper used engineering limited parameters , basic structure and evolutionary structure of rock mass as the first grade indexes , proposed the technique of dynamic engineering classification of stability of mine road surrounding rock mass ? dec ? , pointed out the method of using dec results
基于围岩质量计算、柱状图数字化与重组、围岩结构诊断、采动应力作用后围岩结构演化等研究成果,采用工程要求、基本结构、演化结构”为一级指标,提出了巷道围岩稳定性动态工程分类技术、分类结构的表达技术及分类结果的应用方法