碳質沉積 的英文怎麼說
中文拼音 [tànzhíchénjī]
碳質沉積
英文
carbonaceous deposis- 碳 : 名詞[化學] (非金屬元素) carbon (c)
- 質 : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
- 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...
- 沉積 : [地] deposit; sedimentation; deposition; precipitation
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The lower part formed in a littoral - epeiric environment, is a series of elastic rocks, partly contains carbonate rock and metamorphic basic volcanic rocks and the upper part formed in a bathypelagic environment is a series of sediments with chert, partly contains metamorphic basic volcanic rocks
其下部為一套濱淺相碎屑巖,局部夾碳酸鹽巖、變質基性火山巖;上部為一套深水沉積巖系夾硅質巖,局部夾變質基性火山巖。On this surface the encroaching muskeg sea developed a carbonate bank fringed by coastal sabkhas in which gypsiferous deposits were formed.
在這個地表上,侵入的馬斯愷格海發育了一個碳酸鹽灘,其邊緣有海岸薩勃哈石膏質沉積形成。Besides humic acid and kerogen, four soms consist of a special organic fraction black carbon ( bc ), it accounts for the least 18. 36 % of toc in marine sediment. and different fractions of som have different origin
四種土壤和沉積物有機質中除了腐殖酸和乾酪根,都含有相當數量的碳黑,最少的海洋沉積物有機質中碳黑含量也達到18 . 36 。The fluids upwelled to seafloor along fault thus ore - forming metals accumulated. 2. this paper indicated the definition the hydrothermal sedimentary rocks. the definition is a group of especial sedimentary rocks forming at the temperature ranging from 70 ? to 350 ? ( or more high ) through sedimentation and synsedimentary metasomatism in the seafloor
區內的熱水沉積巖主要有硅質巖、鈉鉀長石巖、重晶石巖、透閃石巖、碳酸鹽巖、綠泥石巖和鐵白雲石斑點千枚巖,它們往往與熱水沉積礦體緊密伴生。These geomorphic units of paleogeography constitute the basic model of paleocontinent, littoral - neritic sea and carbonate plateform at that stage, and this depositional model is similar to the pattern of the east china continent and ocean, which is the result of evolution during the past long geologic age
這些古地理地貌單元構成了湖北省泥盆紀時期古陸濱淺海和碳酸鹽巖臺地的基本沉積模式,這種沉積模式與現今中國東海大陸、海洋格局基本一致,亦是經過了漫長地質歷史時期演化,而形成現今這種格局的。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。The coqen basin in xizang lies between the bangong - nujiang suture zone and yarlung zangbo suture zone, and once extended northwards and southwards, respectively centred by the qiekan - goicang - asog rift zone as the center of deposition and subsidence during the middle jurassic to the early creatceous. ( 1 ) during the middle - late jurassic, the rift zone was occupied by deep - water turbidites, radiolarian siliceous rocks, shallow - water carbonate rocks, clastic rocks and basic - ultrabasic rocks, while both sides of it by littoral and shallow marine elastic rocks and carbonate rocks
摘要位於班公湖怒江縫合帶與雅魯藏布江縫合帶之間的措勤盆地,在中侏羅世早白堊世期間具有以且坎古昌阿索裂谷帶為沉積、沉降中心向南北兩側展開的古地理格局:中晚侏羅世時期,裂谷帶內由深水濁積巖、放射蟲硅質巖和淺水碳酸鹽巖、碎屑巖巖片及基性超基性巖等組成;裂谷帶兩側由濱淺海相碎屑巖和碳酸鹽巖組成。Algae - rich carbonate of cambrian is typical sediment of foreslope facies in sandu and danzhai, eastern guizhou province. after sediment, it experiences many changes of diagenetic environment, and takes place much diagenetic altercation, among which the biggest is salt water dolomilization, and then is compaction, recrystallization, pressure solution, organic dissolution, burial dolomilization, cementation and silicification
貴州省東部三都丹寨地區中上寒武統富藻碳酸鹽巖是典型的斜坡沉積,其在沉積后漫長的地質歷史時期內,經受了諸多成巖環境的改造,發生了極大的成巖變化,最大的成巖變化為鹹水雲化,其他的成巖作用有壓實作用重結晶作用壓溶作用有機溶解作用埋藏雲化作用膠結作用及硅化作用等。Characterization of fresh bc and asphaltenes show that fresh bc structurally rigid and physically condensed. and different to graphite, bc contains a little aliphatic groups and oxygen - containing groups
但現代碳黑又不同於石墨,它還具有一些含氧官能團、脂珠江三角洲地區土壤和表層沉積有機質的非均質性研究肪碳等結構。The soils and sediments organic matter ( som ) are highly heterogeneous and comprise various complex organic macromolecules such as humus, kerogen, black carbon ( bc ), etc. the relative abundance, characteristics and structure of these som play a important role on the global carbon cycles, global change, transformation and fate of the organic and inorganic pollutants, the soil fertility
土壤和沉積物有機質是高度非均質的,包括許多復雜的有機高分子聚合物如腐殖質、乾酪根、碳黑等。這些有機質的相對含量,性質和結構對全球碳循環,全球氣候變化,有機和無機污染物在自然界的遷移、轉化和歸宿,土壤的肥力等有非常重要的影響。With the widespread and profound impacts of global change on the natural elements and progress, the society and economy, and even the human activities, the study of global change has become one of the most active frontiers in the current earth science research field. especially, climatic and environmental changes of holocene and human history is a very important time scale of the study of global change. however, the geographic surroundings and the natural environment of the southern margin of tarim basin, which lies in the hinterland of eurasia continent, are so special that it is difficult to obtain the proxies indicating its environmental evolution
在多年來前人研究成果的基礎上,本文通過尼雅剖面年代解析度可達10a的沉積物質量磁化率、碳酸鹽碳同位素、粒度等氣候替代性指標及約特干剖面的地球化學元素、孢粉等氣候指標信息的結果分析,並結合達木溝、塔格勒等剖面的成果及相關資料,得出以下結論: ( 1 ) 、南疆塔里木盆地南緣中全新世6 . 7 3 . 0kab . p .以氣候溫暖偏乾的荒漠環境為總體特徵。The palaeogeographic research indicate that the palaeogeographic outline of the study area recorded the evolution from a sedimentary basin in which the shallow - water carbonate platform sediments and deep - water terrigenous clastic submarine fan developed from southeast to northwest and northeast during the late triassic through a submarine sheet - like model composed of deep - water sandy turbidite and fine - grained turbidite during the early jurassic to a terrigenous clastic barrier coast during the middle and late jurassic and finally to the coal - bearing delta sediments during the late cretaceous
古地理分析表明,研究區晚三疊世古地理輪廓是一個從東南向西北和東北方向由淺水碳酸鹽臺地及深水陸層海底扇沉積共同發育的沉積盆地;早中侏羅世,演變成為一個由深水砂質濁積巖和細屑濁積巖組成的水下席狀體沉積;進入中晚侏羅世,其古地理表現為一個陸屑淺海有障壁海岸;到了晚白堊世,研究區表現為以含煤沉積為特徵的三角洲相沉積。A smooth, lustrous, variously colored deposit, chiefly calcium carbonate, formed around a grain of sand or other foreign matter in the shells of certain mollusks and valued as a gem
珍珠在幾種軟體動物的貝殼中,圍繞著一粒沙子或其他外來物質形成的一種光滑、有色澤、具有不同顏色且主要是碳酸鈣的沉積物,被珍視為寶石The lower paleozoic continent marginal sedimentary strata in the north kunlun massif are sinian - cambrian alajiaoyi group and ordovician pishigaisayi formation. the former is composed of high maturity flysch deposit, the later consist of continental shelf deposit such as carbonate and slate and sandstone. these rocks implies that they might form at passive continental margin
與其曼于特蛇綠巖相關的早古生代邊緣沉積巖在昆北地塊上為震旦?寒武系阿拉叫依巖群、奧陶系皮什蓋薩依巖組,前者為一套成熟度較高的陸源碎屑復理石沉積,後者為碳酸鹽巖和含碳板巖砂巖等陸棚沉積,顯示其具被動陸緣性質。Through anasynthesis, sum up organic enrichment grading estimating standard of oil source rocks and gas source rocks in our country ( type ii organic matter, mature carbonate rocks )
經過分析綜合,歸納出我國碳酸鹽巖沉積區(型有機質,成熟碳酸鹽巖)氣源巖有機質豐度分級評價標準。Sedimentary environment in benxi stage from east to west were respectively shallow - sea muddied continental shelf, barrier island, lagoon and tidal flat. most area in taiyuan stage was distributed by shallow - sea continental shelf, but the northern and southeastern part were scattered by clastic tidal flat and carbonate tidal flat. sedimentary environment in shanxi stage, in the middle and late shihezi stage was deltas and lake
馬5晚期研究區發育蒸發臺地相和局限臺地相;本溪期自東而西發育淺海泥質陸棚、障壁島、瀉湖及潮坪相;太原期大部分地區發育淺海陸棚沉積,北部和西南部則發育碎屑巖潮坪和碳酸鹽潮坪沉積;山西期和石盒子中晚期為三角洲和湖泊沉積環境;石盒子早期廣泛發育辮狀河三角洲和湖泊沉積。As there are less such materials in loess as fossil, plants, slag, etc, which could be used for dating, luminescence dating, especially optically stimulated luminescence dating, was extensively applied to aeolian deposits, for its dating materials were minerals, such as quartz and feldspar
由於黃土中所含的化石、木質、炭屑等適于其它方法測年的物質很少,同時,全新世黃土受年輕有機碳和無機碳的影響較大,致使全新世黃土類沉積物的測年迄今仍缺少理想方法。Based on the synthetic research of field outcrops, drilling section, well log and office compilation, combined with analyses of geological background, lithological association, sedimentary texture, sedimentary structure, geochemical and palaeobiological features, the researched area in the palaeozoic can be divided into deltas, braided deltas, lacus, barrier coast, continental shelf and carbonate platform etc. six kinds of sedimentary facies
在野外露頭、鉆井剖面及測井曲線的綜合研究和室內編圖基礎上,綜合地質背景、巖性組合、沉積結構、沉積構造、地球化學及古生物學特徵,研究區古生界被劃分為三角洲、辮狀河三角洲、湖泊、障壁海岸、陸棚及碳酸鹽臺地等6種沉積相類型。By studying the ancient barrier lake sediments, this paper mainly probes into the ancient climate evolution rule of more scale and less from twenty - two thousand to ten thousand years before present, diexi, minjiang river. moreover, influences to lower reaches of minjiang river is simply discussed because of die out of the ancient barrier. the using correlative theories in this thesis are mc chronology, sedimentology, isotope geology, environmental geology, geomorphology
本論文運用~ ( 14 ) c年代學、沉積學、同位素地質學、地貌學等學科的有關理論,通過對岷江疊溪古堰塞湖湖相沉積物的研究,採用沉積物碳酸鹽碳氧同位素等多環境代用指標,研究岷江疊溪地區距今約22千年10千年古氣候演化規律,討論了古堰塞湖形成演化過程與地質環境的相關性。Concerning sulfur deposition, the carbonaceous matter deposition and the sulfuric acid salinization due to exterior factors, the measures such as sulfur removal, coke burning and reduction operation can be taken to prolong the service life of the catalyst
對于因外部因素硫沉積、含碳物質沉積和硫酸鹽化原因引起的催化劑活性衰退可分別採取除硫、燒炭和還原操作方法恢復其活性,延長催化劑的使用壽命。分享友人