河海沉積的 的英文怎麼說
中文拼音 [héhǎichénjīde]
河海沉積的
英文
fluviomarine- 河 : 1 (天然的和人工的大水道) river 2 (指銀河系) the milky way system; the galaxy 3 (特指黃河) t...
- 沉 : Ⅰ動詞1 (沉沒; 墜落) sink 2 (沉下 多指抽象事物) keep down; lower 3 [方言] (停止) rest Ⅱ形容...
- 積 : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
- 的 : 4次方是 The fourth power of 2 is direction
- 沉積 : [地] deposit; sedimentation; deposition; precipitation
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Some factors affecting the alluvion and erosion of the yellow river delta are given and analyzed, including human activities, global warming and sea level rise, deep structure, deposits in the delta, local climate, some ocean factors such as current, wave, tide
此外,本文還分析了地質構造、沉積相和沉積物、氣象條件、海洋動力、海平面升高、人類活動等因素對黃河三角洲的沖淤演變的影響。Water quality - determination of acute toxicity of marine or estuarine sediment to amphipods
水質.海水或河口沉積物對端足類甲殼動物急性毒性的測定In the research area, the incised valley was formed during the sea level downwards and was provided source by the arenaceous river from qiaotou. it is stacked by 3 incised valleys formed in 3 different sequences
研究區內子洲鎮川堡地區發育的下切河谷形成於海平面下降時期,來源於橋頭的砂質河流沉積,為疊置的、形成於三個不同三級層序底部的下切河谷充填沉積。Based on available data, the study on regional structure, sedimentary reservoir and source rock characteristics shows that the basins in south china sea had experienced sedimentary evolution in faulting period and depression period, deposited thick cenozoic formation, upwardly developed alluvial fan facies, river - lake facies coastal swamp facies coastal facies, neritic facies and bathyal deposit system, regionally had 3 source rocks of eocene, oligocene and miocene, 3 reservoirs of pre - cenozoic basement buried bill, oligocene sandstone and miocene reef, with pliocene and pleistocene neritic facies and bathyal shale as regional caprock
摘要以現有資料為基礎,通過對區域構造、沉積儲層、烴源巖特徵等基礎石油地質條件研究,認為南海海域各盆地經歷了斷陷期和坳陷期沉積演化,沉積了巨厚的新生代地層,自下而上發育了沖積扇相、河湖相、濱岸沼澤相、濱海相、淺海相、半深海相沉積體系,區域上存在始新統、漸新統和中新統3套烴源巖,前新生代基巖潛山、漸新統砂巖、中新統生物礁3套儲層,區域蓋層為上新統和更新統淺海半深海相泥巖。In general, the sandstone body have been deposited by a river, possibly a distributary flowing on a coastal plain.
一般地說,砂巖體似為河流沉積,可能是海岸平原上的分流。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
上古生界沉積環境演化過程總的是由陸表淺海逐漸變為陸相的河流?三角洲,海平面升降和海水進退控制了區內主要的沉積體系和沉積相類型。The unconformity marks the change from fluvial to marginal marine deposition.
不整合面標志著河相至邊緣海相沉積的相變。According to the regional geology and the character of the lithofacies and well - logging facies, 4 kinds of sedimentary facies and 3 kinds of depositional system : marine system, delta system and fluvial system have been identified. the sedimentary facies of taiyuan formation is marine faceis, up to sanxi formation, the sedimentary facies is delta facies, the xiashihezi formation hel and he2 member are braided river facies, he3 member is meandering river facies. the mains types of sandstone of taiyuan formation are lithic quartzarenite and quartzarenite ; the mainly types of sandstone of sanxi formation and xiashihezi formation is litharenite
通過對20餘口井2000多米巖心的觀察和對40幾口井的測井數據解釋、對比,在研究區目的層段識別出了12種基本巖相和9種測井相類型,在區域沉積背景和單井相劃分的基礎上,根據巖相和測井相組合特徵,在太原組?下石盒子組劃分出4種沉積相和若干沉積微相,並進一步劃分為3類沉積體系:濱淺海沉積體系、三角洲沉積體系和河流沉積體系。The basic principle and method of 3d stochastic modeling of sedimentary microfacies are discussed according to geological and acoustic impedance data of well - logging constrained seismic inversion, and a case study according to stochastic modeling of fluvial facies reservoir of the minghuazhen formation of neocene in a certain block of bohai bay basin is used to show the general process of this research
摘要探討了綜合應用地質及測井約束地震反演信息進行三維沈積微相隨機建模的基本原理、思路與方法, ?以渤海灣盆地某區塊新近系明化鎮組河流相儲層?例,說明這一研究過程的基本步驟,包括井眼沉積微相解釋、測井約束地震反演、波阻抗與地質相的概率關系分析、隨機模擬方法選擇、地質統計特徵分析、三維隨機建模、隨機模擬預測的多解性評價。Many research such as clay minerals, suspend in the sea, the grain size trend analysis of surface sediment, poc 6 cu and 8 c13 in bottom sediments etc. showed that : the yellow sea warm current divided the south yellow sea into two, the terrestrial material of modern sediment on the west shelf plain mainly came from the modem yellow river suspend carried by the alongshore current, and the sediment difference between the west and east side of yellow sea trough was represented by the sedimentation thickness in postglacial period, sedimentation stratum, and oxygen isotope record
粘土礦物、碳酸鹽、粗碎屑、海域懸浮體、表層沉積物粒度趨勢分析、 poc c ~ ( 13 )及底質沉積物的c ~ ( 13 )等多方面研究表明:以黃海暖流為主導,南黃海堆積陸架平原西側現代沉積物陸源物質主要源於黃海沿岸流攜帶的現代黃河懸移物質,黃海槽東西兩側的沉積差異主要表現在冰消期以來沉積厚度、沉積層序、氧同位素記錄上。Using radiocarbon techniques on sediments collected from four rivers, they determined that bacteria may alter riverine carbon, making it indistinguishable from ocean carbon
科學家以放射性碳技術研究收集自四條河流的沉積層,發現細菌可以改變河水裡的碳,使它與海水裡的碳無法區別。Taowan conglomerate was formed with underwater seismism at early cambrian period and consists of shattering sedimentary rock, tsunami rock, seismic turbidite and seismic volcanic rock. the shattering sedimentary rock consists of folded rock, cracked rock and autobreccia. the seismic turbidite is located in the south of luonan ductile shear zone and is called the narrow taowan conglomerate. contrarily the broad taowan conglomerate consists of shattering sedimentary rock, tsunami rock located in the north of the zone. the seismic sequence of shattering sedimentary rock - tsunami rock - seismic turbidite - seismic volcanic rock - normal sedimentary rock was first found in luonan shanxi and is rare among the reported examples about it, so it is a good example and offers power evidences to study how the southern marginal basin of huabei plate transferred to qinling orogenic belt
震濁積巖分佈於洛河韌性剪切構造帶之南,屬傳統"陶灣礫巖"范圍和涵義,即為狹義陶灣礫巖而廣義陶灣礫巖包括分佈於洛河韌性剪切構造帶之北的震積巖海嘯巖及狹義陶灣礫巖。陜西洛南地區首次發現的震積巖海嘯巖震濁積巖震火山巖正常背景沉積地震沉積序列之完整在所報導古地震作用沉積序列當中實屬罕見,為華北地塊南緣造山過程及深入了解古地震作用提供了良好地段和有力證據。Because during the sedimentation of the flood plain - estuary fades, the conditions of sea level rising, tidal regime, sediment supply and accommodation space were suitable for the development of a tidal ridge system, the sand lenses associated with this facies may represent tidal ridge formation in the incised valley
在河漫灘河口灣相沉積期問,由於海平面上升、潮流體系、沉積物供給和可容空間條件適合一個潮流沙脊體系的發育,其中的砂質透鏡體可能代表了下切河谷內發育的潮流沙脊。The sedimentary facies show a depositional evolution from the deep - water sediments through shallow - water sediments to the continental sediments, including alluvial fan, river, lake, delta ( tide - dominated ), barrier coast, shallow sea, deep sea and volcanic debris flow deposits
在沉積相上,經歷了從深水沉積到淺水直至陸相沉積的演變,發育有沖積扇、河流、湖泊、三角洲(潮汐) 、障壁海岸、淺海、深海和火山碎屑流沉積。Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method
研究認為: ( 1 )黃河河口口門逕流潮汐區域並非持續保持淤積狀態,在特定的來水來沙、邊界條件和海洋動力條件下,該區域可以處于沖刷狀態; ( 2 )從河口泥沙沉積分配的過程來看:三角洲與濱海區泥沙的沉積變化趨勢是基本一致的,各部位的泥沙沉積比例變化基本呈波動狀態,且三角洲與濱海區泥沙的沉積比例與來沙量密切相關,基本成正比關系; ( 3 )在口門處,影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽水造成絮凝等,本報告主要對口門加寬,口門西妥理工大學工程碩士專業學位論文分漢對河道淤積的影響進行了定量分析: (一扣根據實測資料首次建立了河贖流路泥沙沉積分配的回歸計算式,據此可以預估計算河口不同區域泥沙的沉淤量; 、 5 )本項研究首次論證了河口三角洲岸線動態平衡的概念,並建立了黃河河口來沙量與造陸面積的相關關系,得出了當河口多年平均來沙量維持在3 . 45億t時其河口三角洲岸線則可能處于動態平衡狀態的重要結論; 『 6 )本項研究首次提出了河口泥沙優化調控的概念,並對其宏觀優化調控模式進行了初步探討。The sediments of the incised valleys show an upward - fining succession, and can be grouped into four sedimentary fades : gravel lag - deposit of in - channel to partly over bank sediments of a meandering river, flood plain - estuary, estuary - shallow marine, and estuary sand bar, based on lithology, paleontology, and sedimentary textures and structures
根據巖石學、沉積結構和沉積構造特徵,本區下切河谷充填沉積物具有向上變細的沉積層序,可以劃分為4個沉積相類型:河床滯留沉積物到部分曲流河沉積體系的邊灘沉積、河漫灘河口灣沉積、河口灣淺海沉積和河口灣砂壩沉積。In the meantime, the bohai sea year answer the deposit that one year the ground accepts fluvial silt, deposit result makes again the bohai sea becomes shallow gradually
同時,渤海年復一年地接受河流泥沙的沉積,沉積的結果又使得渤海逐漸變淺。Core sediments in the bohai have been analyzed to assess the sources and diagenesis of organic matter. two sampling sites have been chosen : e3 and e5, which are located in the center of bohai bay. it is indicated that the most important organic source is the terrestrial matter transported by the yellow river into the bohai by analyzing the distribution of
本文測定了位於渤海中部的e3和e5兩柱樣中正構烷烴和脂肪酸的含量分佈研究表明:渤海沉積物中有機質的重要來源是黃河的陸源物質輸運,黃河的歷史變遷在柱樣中可通過輕重烴比值的變化記錄體現。Some marine bivalves were found in the badaowan formation ( early jurassic ) with continental lacustrine sediment, which indicates that junggar basin used to be coneded with sea water in a short time or the sea water emerged the lake
摘要在陸相河湖沉積的八道灣組(早侏羅世)內,新發現一些海相瓣鰓類化石,表明當時準噶爾盆地在一短期內曾與海水相通,或者海水通過某一水系湧入該河湖區。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
鄂爾多斯地區上古生界具有克拉通盆地陸表海緩坡沉積的一般特徵,層序構成一般以海侵和高位體系域為主,本次研究認為在陸表海沉積背景下,除在大陸邊緣附近,在盆地內古大陸架上也可以發育低位體系域的下切河谷充填沉積。分享友人