epicontinental sea造句

• In the taiyuan stage of the early permian , north china sea is connected with qilian sea to form uniform epicontinental sea deposit
  早二叠世太原期，华北海与祁连海贯通，形成统一陆表海沉积阶段。
• The feature of the sedimentary succession of the epicontinental sea basin in the study area was analyzed by means of the stochastic math model , markov chain
  摘要运用马尔柯夫链随机性数学模型对研究区陆表海盆地沉积序列特性进行了分析研究。
• The depositional environment of the upper paleozoic in the ordos evoluted from the epicontinental sea to the fluvial - delta . the change of the depositional environment and eustacy controlled the main depositional systems in the research area
  上古生界沉积环境演化过程总的是由陆表浅海逐渐变为陆相的河流?三角洲，海平面升降和海水进退控制了区内主要的沉积体系和沉积相类型。
• The sedimentary formation can be summarized as rift bay filling sequence , epicontinental sea filling sequence , offshore debris lake basin sequence and inner continental lake basin sequence . a framework of sequence stratigraphy for the upper palaeozic strata is established in the area . the helan aulacogen of upper carboniferous in the west margin of ordos can be divided into 12 sequences , and most of the upper palaeozoic strata in the area can be divided into 15 sequences
  本文对研究区内上古生界进行了层序地层学探讨，将本区沉积建造概括为裂陷海湾充填层序、陆表海充填层序、近岸碎屑湖盆层序和内陆湖盆层序，建立了研究区上古生界层序地层学格架，西缘贺兰拗拉槽上石炭统划分为12个层序，本区大部分地区上古生界可划分出15个层序，并全面地概括了层序演化各阶段的具体特征。
• So it had the long distance controlling effect on the sediment in the ordos . it is generally supposed that on the ramp of cratonic basin , the sequence of the epicontinental sea in the ordos is mainly composed of the transgressive system tract and the high stand system tract . this paper shows that it is possible that the incised valley of the low stand system tract can exist on the continental shelf in the basin
  鄂尔多斯地区上古生界具有克拉通盆地陆表海缓坡沉积的一般特征，层序构成一般以海侵和高位体系域为主，本次研究认为在陆表海沉积背景下，除在大陆边缘附近，在盆地内古大陆架上也可以发育低位体系域的下切河谷充填沉积。