砂巖夾層 的英文怎麼說
中文拼音 [shāyánjiācéng]
砂巖夾層
英文
interbedded sand-
Based on the bedding features of weak intercalations in sandstone plates near the top of underground cavity, the probable failure scale of bedding sliding, the probable settlement, the folding places and the critical length of sandstone beams are computed seperately, then the stability of underground cavity is analysed
針對地下工程頂部層狀砂巖中存在順層發育軟弱夾層的情況，分別對開挖后可能出現的層間滑動破壞范圍、巖板的沉降、折斷和臨界長度進行計算，並分析其穩定性。The intercalations are divided into five types, such as muddy intercalation, silty intercalation, calcareous intercalation, marly intercalation, and gravel intercalation
夾層類型主要有泥巖夾層、粉砂質泥巖夾層、灰質夾層、泥灰質夾層和礫石質夾層5種。Was made up of thick neutral and basic volcanics, volcanoclastic rocks and few normal sedimentary rocks. the sedimentary rocks of tiaohu fm. were mainly composed of terreverte or mauve mudstone, sandstone and glutenite
條湖組的分佈范圍與蘆草溝組大致相當，但巖性卻差異很大，為厚層中?基性火山巖、火山碎屑巖，是火山活動頻繁的證據，條湖組沉積巖夾在火山巖中間，主要為灰綠、紫紅色泥巖、砂巖及砂礫巖。The studies of in - layer heterogeneity are as follows : the text depicts the characteristics of heterogeneity by calculating the coefficient of variability, kmax / k and k. max / k. min of sand layers of different sedimentous microfacies ; divides interlayer into two types, and counts their numbers, thickness, frequency and density of a single sand layer according to the characteristics of lithology and logging, finally summarizes the characteristics of interlayer distributing ; sets up five in - layer heterogeneity models and points out that the primary models are model a and c. the studies of between - layer heterogeneity are as follows : the text depicts sand layers " growth and distributing conditions by calculating the lamination factor, sandstone density and overlap coefficient ; makes certain the lithology and thickness of interlayer by the method of contrasting the typical curves
層內非均質性研究，通過計算不同沉積微相砂體滲透率的變異系數、突進系數以及級差來說明主要儲集微相的非均質特徵；據巖性及電性特徵，將層內夾層分為兩類，統計單砂層段內夾層的個數、累積夾層厚度、夾層頻率及夾層密度，並且根據夾層頻率及密度平面分布圖統計出每層的頻率相對高值區和低值區，總結夾層分佈特徵；根據物性參數隨深度的變化趨勢建立了五種儲層層內物性非均質模式，指出研究區內以a型和c型模式為主。The stratum, deposited in nongba which in eastern part of gengma area and composed by sandstone, mudstone and silicate and tuff interlayers, was named by former man as nanpihe formation and papai formation, and their age were later permian and early triassic respectively
耿馬弄巴地區出露一套以砂泥質巖為主體夾硅質巖、凝灰巖的地層，前人將它命名為南皮河組和怕拍組，並分別定名為晚二疊世和早三疊世。The basement of the basin is consist of precambrian crystal basement and paleozoic folding basement, while the cover has undergone the evolution of intra - continental rife in permian, down warped basin in triassic - cretaceous period and inter - mountains basin in tertiary. the main sediments are huge - thick volcanic rock, shallow intrusive rock and tuff in early permian, dark mudstone, marl and muddy dolostone in lucaogou formation in middle permian, huge thick volcanic rock, intruder in tiaohu formation in middle permian, miscellaneous sandy gravel, sandstone and gray mudstone in triassic ( the red is under the gray, and huge - thick dark gray, gray sandy gravel, sandstone, mudstone with coal layer in jurassic
盆地基底由前寒武紀結晶基底和古生代褶皺基底組成，盆地蓋層則經歷了二疊紀的裂谷盆地、三疊紀?白堊紀的坳陷盆地和第三紀后的山間盆地的演化過程。盆地主要沉積了下二疊統巨厚火山巖、淺成侵入巖和凝灰巖；中二疊統蘆草溝組的暗色泥巖、泥灰巖、白雲質巖石以及條湖組的巨厚層火山巖、侵入巖；三疊系雜色砂礫巖、砂巖及灰色泥巖（下紅上灰） ；以及侏羅紀厚層深灰、灰色砂礫巖、砂巖、泥巖夾煤層。The bridge is located on the alluvial plain in the front of pearl river sloping field. its piles pass through weak soil layer, sandy clay and gravel stratum ; piles " sustaining layer sits in weak - weathering or faint - weathering mudstone
該橋位於珠江三角洲坡前沖積平原，採用樁基穿越軟土、亞粘土、砂土和礫砂，持力層置於弱風化和微風化的泥質砂巖和泥灰巖夾泥巖中。Through the analysis of the stratigraphy and sedimentary facies of the research areas, the description model between the stratigraphic framework and deposite environment can be set up firstly by the transition from the " three horizons sandstone with two intercalated limestone horizons ' mn yanshiping area to shale and marl in amdo - zigetang co, and to oil shale in bilong co, then by the transition of the shallow water platform facies to the deep water continental shelf, slope, and to the deep water basin
通過對研究區地層和沉積相分析，建立起一個從北向南由雁石坪地層類型「三砂夾兩灰」過渡為安多?茲格塘錯地層類型泥頁巖、泥灰巖，最後到比洛錯地層類型黑色油頁巖，由淺水臺地相過渡到深水陸棚、斜坡，最後到深水盆地相的地層格架與沉積環境解釋模式。A shale formation with sandstone interbedded is also a potential oil bearing formation
以泥巖為主，夾砂巖的地層也可能是油氣層。分享友人