The minor lake floods divided the stratum of the 6th segment into 4 tiny sequences, and the lakes and delta system were developed within each tiny sequence.
小型湖泛面将长6段地层分为4个小层序；各小层序内部都发育湖泊体系和三角洲体系。
The investigation of the khondalite sequence and its position in the stratum system of Archean in Daqingshan region is very useful to study the high-grade region of adjacent areas.
大青山地区所建立的孔兹岩地层层序及其在太古宙地层系统中的位置，无疑对相邻地区高级变质区的岩石地层研究有重要借鉴意义。
Geologist can interpreted the lithology, era, sand thickness, sedimentary sequence of the stratum, folding, small fault from the processed depth-density profile.
从深度、密度剖面中，地质人员可以解释出地层的岩性，时代、砂体的厚度、沉积旋回、沉积粒序，几米、十几米的断层和褶皱。
The dissertation is about the Jianmenguan scenic area stratum section, late Jurassic depositional system and sedimentary sequence, about the qualification and the process of being scenic.
本文研究了四川省剑门关景区的地层剖面、晚侏罗世的沉积环境和沉积体系以及剑门关景区景观的成景。
The definition of wavelet analysis was introduced and the applicability of the logging data wavelet analysis by means of the high resolution sequence stratigraphy stratum was discussed.
阐明了小波分析的基本原理和步骤，探讨了测井信号小波分析在高分辨率层序地层划分中的适用性。
Through the work of 1/50000 regional geological survey and the research of the sedimentary facies in the area, the author systematically sets up sedimentary sequence of Carboniferous period stratum.
通过在该地区进行1：5万区域地质调查工作及沉积相研究工作，系统地建立了该地区石炭纪地层的沉积序列。
By the primary marks of contrast in region, data of reconnaissance in field and interface of sequence stratigraphy, stratum of the oil-containing interval Yanchang formation were devised.
通过区域对比标志层、野外踏勘资料及层序界面的确定，对研究区延长组进行地层划分。
By the primary marks of contrast in region, data of reconnaissance in field and interface of sequence stratigraphy, stratum of the oil-containing interval Yanchang formation were devised.
通过区域对比标志层、野外踏勘资料及层序界面的确定，对研究区延长组进行地层划分。
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