湖泊沉積物 的英文怎麼說
中文拼音 [húbóchénjīwù]
湖泊沉積物
英文
lake sediment- 湖 : 名詞1 (被陸地圍著的大片積水) lake 2 (指湖州) short for huzhou3 (指湖南、湖北) a name referr...
- 泊 : 泊名詞(湖) lake
- 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...
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 湖泊 : lakes
- 沉積 : [地] deposit; sedimentation; deposition; precipitation
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The research indicates that the modern sediment is divided three layers : polluted layer, transition zone and unpolluted layer. just the pollute layer cause dianchi lake environmental pollution. the high value district of ammoniac nitrogen distributes near northern part haigeng mainly, middle part increase slightly, have most lower near southern part, the content of ammoniac nitrogen of the polluted layer sediment lower than the lower layer ; the high value district of effective phosphorus distributes near haikou - jinning, from the north to the south, the content of effective phosphorus increases progressively, the content of effective phosphorus of the polluted layer sediment obviously higher than the lower layer
研究結果表明:滇池現代沉積物主要分為三層,污染層、過渡層和未污染的湖泊沉積層,其中污染層是對滇池環境污染造成影響的層位;氨氮的高值區主要分佈在北部海埂附近,中部略有增高,南部則最低,表層沉積物的氨氮含量低於下層;而有效磷的高值區則分佈在海口?晉寧附近,由北向南,有效磷的含量依次遞增,表層有效磷的含量要明顯高於底層。The lacustrine carbonate rocks in the wudaoliang group consist of boundstone ( stromatolite ), micritic limestone, grainstone and micritic dolostone which were laid down in the shallow - water to bathyal, high - salinity and enclosed to semi - enclosed lake systems
五道梁群湖相碳酸鹽巖分為生物粘結灰巖(疊層石) 、泥晶灰巖、顆粒灰巖與泥晶白雲巖四大類,反映出沉積環境為一個具有淺水半深水、高鹽度、半封閉封閉特點的綜合湖泊系統。Erlian basin is a rift lacustrine basin developed on the hercynian geosyncline folded base in early cretaceous, is featured by simple sedimentary feature, depositional cycle, small lacustrine transgressive, dry climate, salinization lacustrine water and multi - and - near sources
摘要二連盆地是在海西期地槽褶皺基底上發育起來的早白堊世斷陷湖泊群,具有湖盆湖浸規模較小、氣候條件乾燥、湖水咸化、沉積旋迴單一,多物源、近物源和粗碎屑等沉積特徵,以及發育巖性地層油氣藏為主的油氣分佈特點。Grain - size characteristics and sedimentary environment in the lacustrian deposit of chaohu lake, the yangtze delta region
長江下游巢湖湖泊沉積物的粒度特徵與沉積環境Isotope ; global change ; tree ring ; lake sediment ; ice core
同位素全球變化樹輪湖泊沉積物冰芯The global change study is one of the most spectacular and interesting environment scientific questions in the 1990 s. the message of global change stores in tree rings, ice core, loess, underground water, lake sediment and deep sea sediment, all these proxies record the information of global change. with the advances in stable isotope techniques, the isotopic tracer records the message of climatic variation and becomes a powerful tool that can understand paleoenvironment reconstruction and modern environment changing
全球變化研究是90年代以來最為引人注目和關切的環境科學問題之一。全球環境變化的信息儲存於樹輪湖泊冰芯黃土地下水和海洋沉積物等載體中,隨著穩定同位素技術的發展,同位素示蹤劑指示環境變化的信息,成為了解古環境再造和現代環境信息變化的一個強有力的工具。Firstly, the lithologic features of bore holes in judian lake ? qingshuibo lake sedimentary area is analyzed, and five typical sections are drawn
首先,分析巨淀湖?清水泊沉積區鉆孔中沉積物的巖性特徵,繪制5個典型剖面圖。At the edge of many lakes and rivers are saturated wetlands ? the swamps, bogs, and marshes ? that support myriad types of plant and animal life, prevent floods, retain sediments, and purify drinking water
許多河流湖泊的邊緣都是潮濕的土壤? ?沼澤、泥沼和濕地? ?那裡生長著各式各樣的動植物,是防洪、沉積物聚集和凈化飲用水的地方。Leave over various kinds of more relevant sedimentaries ( ancient bank lines, sand dykes, etc ) which are the positive evidences that lake evolved in the course of the evolution of zabuye saline lake. we can discern them accurately through tm images
在扎布耶湖泊的演化過程中遺留下各種相關沉積物(古濱線,沙堤等) ,通過tm圖像可以對其準確的識別,它們是湖泊演化的直接證據。Rather than being a standing sea slowly accumulating sediment, meridiani seems to have the characteristic chemistry of transient lake beds in a terrestrial desert, or salt flats on a seashore
梅里蒂亞尼平原的化學表徵使它看上去更像是內陸沙漠中短期存在的湖泊的沉積礦,或海岸上的鹽帶平地,而非長期存在的海洋中緩慢聚集的沉積物。Lake sediments record sensitivity of two hydrologically closed upland lakes in mexico to human impact
墨西哥兩個水文封閉型高原湖泊沉積物記錄到受人類活動影響的敏感度The fluvial, delta, and lacustrine sedimentary system was realized according to the analysis of the fossils, sedimentary structure, sedimentary cycle, rhythmic bedding and other criteria in the yanchang formation. the sedimentary microfacies of the chang - 6 oil - bearing beds was identified through its fine description, and the evolution of palaeogeography was revealed
通過古生物、沉積結構與構造、沉積韻律、沉積厚度與沉積旋迴特徵和測井相分析等,在延長組中識別出河流、三角洲、湖泊沉積體系,以及長6油層組的沉積微相,並對長6油層組各小層的沉積微相進行了精細描述,反演出其古地理的演化歷程。The sediment has an important effect on eutrophication process of lake as the interior load source of nutriment of lake
沉積物作為湖泊營養物質的內負荷源,對湖泊富營養化進程產生著重要的影響。An overview on the evaluation of sediment accumulation rate of lake by 137cs dating
計年法確定湖泊沉積物沉積速率研究進展Distribution of heavy metals in sediments in lakes in wuhan with assessment on their potential ecological risk
武漢地區湖泊沉積物重金屬的分佈及潛在生態效應評價Lass on ignition ( loi ) is a simple, inexpensive method widely used to measure contents of organic and inorganic carbon in lake sediments
摘要燒失量分析是一種便捷的測定湖泊沉積物有機碳與碳酸鹽含量的方法。Finally, it is suggested that quantitative research on mechanism of various environmental parameters recorded in the lake sediments should be enhanced in future
指出應大力加強湖泊沉積物各種環境代用指標的機理研究,逐步由定性研究向定量研究轉變。Remains of these plants, initially cultivated in the near east, first appear in lake sediments in southeastern europe and then spread to the west and north over the next several thousand years
這些最初種植于近東的植物,其遺跡首先出現在歐洲東南的湖泊沉積物中,然後在接下來數千年間往西與北散布。It is suggested that the distribution of the depositional systems and the depositional facies have the clear characteristic that in the north of the research area, the alluvial fan sediment, the fluvial system and the delta system are the main styles of the depositional system, towards to the direction of basin the lacustrine, the barrier, the carbonate ramp system become the main depositional systems
受海平面升降變化控制,區內沉積體系和沉積相的分佈具有明顯的分帶性,北部靠近源區以沖積扇或河流及三角洲沉積為主,向盆地方向以湖泊或海岸障壁-瀉湖、碳酸鹽緩坡沉積為主。中二疊世北部源區發生構造抬升,當時古氣候逐漸乾燥,成煤環境結束,沉積物以陸相河流、湖泊三角洲占優勢。By studying the lithologjcal and mineral parameters ( pebbled elastics percent ratio, clastic maturation index, heavy crop stability factor ) of mesozoic sedimentary strata, the result shows that the northern boundary of present basin is near to the boundary of original basin and the moving distance of elastics is short, but the southern boundary of present basin is far from the boundary of original basin and the moving distance of elastics is long. the fades of northern basin are mainly delta fades and the fades of middle and southern basin are lacustrine fades
通過對盆地中生代沉積地層中各種巖礦參數(碎屑巖含礫百分比、碎屑成熟度指數和重礦物穩定系數)分析和綜合研究認為,今盆地北部距離原始盆地沉積邊界較近,碎屑物搬運距離較短;南部距離盆地古沉積邊界較遠,沉積物搬運距離較遠;中生代盆地北部主要為三角洲沉積相,中南部為湖泊相沉積。分享友人