epicontinental造句
例句与造句
- First hard krick tower standard ancient epicontinental land parcel and d jade
一铁克里克塔格古陆缘地块和阗玉 - The meso - neoproterozoic tectono - stratigraphic division on the epicontinental mobile belt in northern liaoning province
关于辽宁北部陆缘活动带中新元古代构造地层划分 - 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。 - Their original rocks are volcanic rocks , epicontinental clastic sedimentary rocks , and ophiolite of volcanic and island arc tholeiitic series or calcium alkali series
其原岩岩石类型有火山岩，陆缘碎屑沉积岩，火山、岛弧拉斑系列或钙碱系列火山岩、蛇绿岩等。 - It's difficult to find epicontinental in a sentence. 用epicontinental造句挺难的
- Under the tectonic backgrounds of island arc belt , fore - arc trench belt , back - arc basin , and epicontinental active belt of late paleozoic , it has different volcanic rock characteristics
在晚古生代岛弧带、弧前海沟带、弧后盆地或陆缘活动带等构造环境下发育有不同的火山岩组合。 - 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。 - According to tectono - metallogenic setting in combination with main mineral distribution and metallogenic types and ore - forming epochs in this orogenic belt , the authors used the theory of metallogenic series to divide the deposits of the north qilian early palaeozoic convergent epicontinental cu , pd , zn , w ( mo ) , au , ophiolite metallogenic belt and the south qilian early palaeozoic epicontinental rifting cu , ni ( pt ) , cr , au , rare elements and pyrite metallogenic belt into six series
文章依据成矿构造环境，结合区域主要矿种分布及其成矿类型和成矿时代等特徵，应用矿床成矿系列理论，将祁连造山带北祁连早古生代汇聚陆缘铜、铅、锌、钨（钼） 、金、蛇蚊石成矿带和南祁连早古生代陆缘裂解带铜、镍（铂族） 、铬、金、稀土、黄铁矿成矿带中的矿床划归为6个成矿系列。 - According to sedimentary characteristics of the carboniferous taiyuan formation in feicheng coal field , including lithology , size distribution , sedimenta ry structure , geochemistry and paleontology etc . , the carboniferous paleoenvironme nt of this area is divided into carbonate open platform and tidal flat environme nt . it is recognized that the taiyuan formation is formed in the epicontinental c oast which is dominated by the tidal . the peat flat is the important paleoenviron ment for coal accumulation . the tidal channel destroys the coal bed . the pulsative vibration of the crust is the major factor which controls the evolution of the sedimentary environment and the coal accumulation
根据肥城煤田石炭系太原组的岩性、粒度分布、沉积构造、地球化学及古生物等沉积特征，将该区晚石炭世古地理划分为碳酸盐开阔台地和潮坪环境，认为太原组形成于潮汐作用为主的陆表海海岸，泥炭坪是成煤的重要古地理环境，潮渠对煤层有一定的破坏作用，地壳的脉动性振荡作用是控制沉积环境演化和聚煤作用的主要因素。 - Abstract : according to sedimentary characteristics of the carboniferous taiyuan formation in feicheng coal field , including lithology , size distribution , sedimenta ry structure , geochemistry and paleontology etc . , the carboniferous paleoenvironme nt of this area is divided into carbonate open platform and tidal flat environme nt . it is recognized that the taiyuan formation is formed in the epicontinental c oast which is dominated by the tidal . the peat flat is the important paleoenviron ment for coal accumulation . the tidal channel destroys the coal bed . the pulsative vibration of the crust is the major factor which controls the evolution of the sedimentary environment and the coal accumulation
文摘:根据肥城煤田石炭系太原组的岩性、粒度分布、沉积构造、地球化学及古生物等沉积特征，将该区晚石炭世古地理划分为碳酸盐开阔台地和潮坪环境，认为太原组形成于潮汐作用为主的陆表海海岸，泥炭坪是成煤的重要古地理环境，潮渠对煤层有一定的破坏作用，地壳的脉动性振荡作用是控制沉积环境演化和聚煤作用的主要因素。 - 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。 - Humic acid usually formed from phytoplanktons , zooplanktons , and epicontinental vascular plants through biodegraded and condensated reaction . krogen derived either from humic acid or from the reworking materials . differing from humic acid and kerogen , bc was produced from the incomplete combustion of fossil fuels and biomass
并且不同的有机质有不同的来源，腐殖酸通常是浮游生物和陆生的高等植物经过生物降解、聚合等过程形成的；干酪根是腐殖酸进一步演化而成，既有原生的也有异地迁移而来的；碳黑则不同于腐殖酸和干酪根，它是生物质和煤、油等化石燃料经过燃烧产生的。
