The Tertiary strata belong to soft rock.
第三系岩层属中软岩。
In the regional stratigraphic classification and correlation, the Lower Tertiary strata are absent in Guyang basin, Inner Mongolia.
在区域地层划分与对比中，内蒙古固阳盆地缺少下第三系。
Diagenetic time of upper Tertiary strata in Xixiayuan engineering is short, and the rock and soil exist at the same time, which is transitional strata between rock and soil.
西霞院工程上第三系地层成岩时间短，岩、土性质并存，是介于岩石与土之间的过渡性地层。
From the Cretaceous to Tertiary, fault sealing built up with thickening of the overlying strata.
白垩纪至第三纪，随上覆地层增厚，断层封闭性增强。
The association of strata and faults control the migration and enrichment of Tertiary hydrocarbon.
地层与断层的组合关系制约着上第三系油气运移方向和富集位置。
This paper discusses the petrologic characteristics of the coal-bearing strata under the geologic structural background of the Tertiary coal basin in Hunchun.
本文以珲春早第三纪含煤盆地的地质构违背景为依据，分析了煤系地层的岩石学特征。
The Tertiary in Qaixinan of Qaidam basin is a set of depressed lake basin sedimentary strata that have geologic condition forming lithologic traps.
柴达木盆地柴西南第三系为一套拗陷湖盆沉积地层，具备形成岩性圈闭的地质条件。
The red clastic strata of Tertiary period is extensively distributed in Qinghai.
第三纪红色碎屑岩层在青海分布广泛。
The ancient wholly-weathered rock is widely embedded in red strata of the Tertiary system in the dam region of Gongboxia Hydropower Station.
公伯峡水电站坝区第三系红层下广泛埋藏有古全风化岩，这些古全风化岩在电站的各个工程边坡、洞室及局部基础均有出露。
The main research area includes:(1) The distribution range, eruption gyrations, strata lithologic character and palaeogeographic environment of tertiary basalt of Zhejiang is analyzed.
分析了浙江省第三系玄武岩的分布范围、喷发旋回、地层岩性、古地理环境； 进行了玄武岩台地的地貌特征分类；
The main research area includes:(1) The distribution range, eruption gyrations, strata lithologic character and palaeogeographic environment of tertiary basalt of Zhejiang is analyzed.
分析了浙江省第三系玄武岩的分布范围、喷发旋回、地层岩性、古地理环境； 进行了玄武岩台地的地貌特征分类；
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