河流類型 的英文怎麼說

中文拼音 [liúlèixíng]
河流類型 英文
channel pattern
  • : 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...
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : Ⅰ名1 (許多相似或相同的事物的綜合; 種類) class; category; kind; type 2 (姓氏) a surname Ⅱ動詞...
  • 河流 : rivers; stream
  • 類型 : type; mold; form; cut類型論 theory of types; 類型語句 [計算機] type statements
  1. The main sedimentary microfacies are submerged distributary channel, debouch bar, submerged natural levee and flood - plain splay. the research shows that the physical property of subermerged distributary channel sandbodies are the best and debouch bar comes second

    長4 + 52長62油層砂體的沉積微相主要有水下分道、口壩、水下天然堤和水下決口扇等,其中水下分道砂體的物性相對最好,其次為口壩砂體。
  2. The elementary idea of the reference units method can be described as follows : firstly, by the setting of double series of reference units, we can control the highest and lowest land quality class of each village or town ; secondly, the class of the arable land will be get through the contrast between the arable land with the reference unit which has been selected in the same area, the difference in quality is the key factor to classify the land. the results show, 87. 6 % of the lands from i to iii distribute on alluvial and lacustrine plains, where the associated soils are mainly grey fulvo - aquic and calcareous concretions black ones. and 61. 4 % of them from iv to vi distribute on slightly rolling parts with mainly yellow - cinnamon soil developed from the diluvial and slope deposits

    分等結果表明:臥龍區等的耕地中,有87 . 6分佈在沖積、湖積平原區,主要土壤是在沖積物上發育形成的灰潮土、在湖相沉積物上發育形成的砂姜黑土;等耕地中,有61 . 4分佈在壟崗區,主要土壤是洪坡積物上發育形成的黃褐土:而、等耕地集中分佈在丘陵區,主要土壤是殘坡積物上發育形成的粗骨性黃褐土,等別結果分佈總體上體現了不同地貌、土壤條件下耕地質量的差異。
  3. 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?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
  4. The paper establishes a ecological transect, with a length of 90 km and width of 16 km, utilizing the part of tm data on 16th august 1998, from harbin to the natural secondary forests in maoershan, heilongjiang province. with supervised classification, the tm data which had been corrected and enhanced via erdas, combining the data of gps in the field, was classified by seven types including : residential area, glebe, paddy field

    本論文利用1998年8月16日的tm衛星數據的一部分,設置從黑龍江省哈爾濱市到帽兒山天然次生林區,長90km ,寬16km的生態研究樣帶。通過用erdas對衛星數據的校正、圖像增強等處理,結合gps野外實地調查數據,進行有監督分。共分為7種:居民點、旱田、水田、、灌叢、闊葉林、針葉林,並建立了衛星影像分解譯標志。
  5. From sedimentology symbol such as rock assembled, sediment gradus, sandstone grading analysis, protogene sedimentary structure, ichnofossile and logging facies etc and palaeoenvironment background, it is confirmed that shen84 - an12block s34 segment is braid river delta system, not fan delta system ( abrupt slope ). then it can be more partition as braid river delta plain sedimentary assembled, delta front sedimentary assembled and prodelta sedimentary assembled on core and log assembled. and delta plain sedimentary assembled can be identified four microfacies : braided distributary channel, crevasse splay, overbank deposits and interdistributary bay

    沉積微相研究是儲層非均質性研究的基礎,研究區有豐富的巖芯資料和測井資料,通過巖石組合、沉積韻律,砂巖粒度分析、沉積構造、古生物遺跡和測井相等沉積學標志,結合古環境背景,確定沈84 ?安12塊s _ 3 ~ 4段為辮狀三角洲體系,而不是前人所認為的扇三角洲(陡坡)體系,在巖芯和測井組合上可進一步劃分為辮狀三角洲平原沉積組合、三角洲前緣沉積組合和前三角洲沉積組合,其中三角洲平原沉積組合又可識別出辮狀分道、決口扇、分道邊部和分間灣四種微相;三角洲前緣沉積組合識別出水下分道、水下分道邊部和分口壩三種微相。
  6. Besides, the sedimentary facies of upper ganchaigou and lower ganchaigou formation were also mapped in supersequences which are the main target strata for exploration. the high resolution sequence stratigraphic framework showed the genetic relationship between the distributions of sedimentary facies and their tectonic settings. the near - source sedimentary systems such as subaqueous alluvial fan and lake - floor fan are often deposed in rise - hemicycles in the steep slope background in the north, the coarse lithology of fan - delta prograded from north to south in fall - hemicycles, and the braided stream facies are formed in the rise - hemicycles in gentle slope background in the south, braided stream facies prograded from sorth to north in the fall - hemicycles, but the lacustrine facies and salt lake facies developed in the middle part of the area

    詳細的沉積相研究發現,紅獅地區第三系發育有沖積扇、水下沖積扇、、三角洲、扇三角洲、湖泊和湖底扇7種主要沉積相,並對作為區內主要勘探目的層系的下乾柴溝組和上乾柴溝組進行了以超層序為單位的沉積相平面編圖,以較高的時間解析度揭示了區內沉積相帶的平面展布及其在不同構造背景中的分佈規律,比如在北部的凹陷陡坡背景下,上升半旋迴低水位期通常發育有水下扇、湖底扇等陡岸近源特徵的沉積體系,下降半旋迴高水位期,扇三角洲相粗碎屑巖由北向南進積;在南部的凹陷緩坡背景下,上升半旋迴主要發育辮狀相,下降半旋迴辮狀三角洲相由南向北進積;而中部紅柳泉一獅子溝一帶則為湖泊相沉積和鹽沉積。
  7. The result is that this gas pool has simple structure, only forms a little nose - like structure at the district of fenghuangshan ; this pool belongs to delta front sub - facies sedimentary model, the underwater distributary channel and mouth bar is the better sedimentary microfacies ; the physical property of the reservoir is poor, the type of pore of the reservoir rock mostly are intergranular pore, intergranular solution hole and little are intercrystalline micropore ; the influential factors of pore structure and physical property are lithofacies, lithologic character and diagenesis ; the off - take potentia of all the testing well are deadly shortness, the wells have the worth of industrial recovery only under the condition of going through sand fracturing, and in the early of binging into production, the oil and sheath pressure drop rapidly, the production of the well drop rapidly

    研究認為該氣藏構造簡單,只在鳳凰山形成了一個小的鼻狀構造;屬於三角洲前緣亞相沉積模式,水下分道和口壩是有利的沉積微相;儲層物性差,儲層巖石的孔隙主要有粒間孔、粒間(內)溶孔及少量晶間微孔;影響蓬萊鎮組氣藏儲層孔隙結構及儲集性的因素有巖相、巖性條件及成巖作用;所有測試井自然產能都極低,必須經加砂壓裂后才有工業開采價值,且投產初期,油套壓下降較快,氣井產量下降迅速。
  8. 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,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沉積體系:濱淺海沉積體系、三角洲沉積體系和沉積體系。
  9. In terms of stream flow, there are three general types of streams: ephemeral, intermittent, and perennial.

    根據川的經通常可分為三種:季節性、間歇性和常
  10. Based on the observation of the outcrops, we studied the details of the sedimental facies in ganchaigou formation, and analysed the variety of sedimental facies, including alluvial - fan facies, braided stream facies, fan - delta facies, lacustrine facies, lacustrine floor fan facies and storm deposit facies

    摘要在野外地質剖面研究的基礎上,對柴達木盆地西部古近新近系乾柴溝組進行了詳細的沉積相研究,分析了乾柴溝組發育的沖積扇、、三角洲、扇三角洲、湖泊、湖底扇及風暴沉積等幾種沉積相
  11. The area of sienna in 1997 decreased 103271. 9 hectares than that in 1987, decreased 82. 15 % than before

    變化最小的,變化最大的為黃土區域, 1997年的黃土區面積比1987年減少103271 . 9公頃,比原來減少82 . 15 。
  12. The variations in trace element contents and ratios may hold up a mirror to the lake - level fluctuations and climatic changes, which, in turn, have exerted a direct and important effect on the sequence stratigraphic development. collectively, the reservoir rocks from the yanchang formation consist dominantly of the delta front subfacies subaqueous distributary channel and channel - mouth bar microfacies and delta plain subfacies subaerial distributary channel microfacies fine - grained feldspar sandstones and siltstones. the reservoir rocks have been subjected to three stages of diagenetic and porosity evolution : ( 1 ) the porosity reduction by the mechanical compaction and chemical pressure solution during the early diagenetic stage ; ( 2 ) the porosity increase by the dissolution during the a substage of the late diagenetic stage, and ( 3 ) the porosity reduction by the cementation and filling during the b substage of the late diagenetic stage

    系統的儲層特徵研究表明,該區延長組儲層成因主要為三角洲前緣水下分道、口砂壩及三角洲平原水上分道微相細粒長石砂巖、粉砂巖;儲層巖石經歷了壓實,膠結,溶蝕等成巖作用,歷經早成巖機械壓實和化學壓溶孔隙縮小期、晚成巖a亞期溶蝕作用孔隙擴大期及晚成巖a亞期( b亞期)膠結充填孔隙縮小期三個成巖-孔隙演化階段;儲層物性總體上具有較低孔滲、低孔滲的特點,孔隙主要為粒間溶孔、殘余粒間孔隙、粒內溶孔、晶間孔及晶間溶孔,裂縫不發育,儲集巖排驅壓力和中值壓力較高,孔隙結構以細小孔-微孔隙,微細喉-微喉為主。
  13. With advantageous water, soil and organisms resources, the dadiwan culture, the yangshao culture, the longshan culture and the xiashang culture developed, original settling - down dry farming culture formed gradually, which laid sound foundation for agriculture civilization in the weihe valley ; among which, land use of arable farming was replaced largely by pastoral farming in the mixed area of agriculture and animal husbandry in north weihe region between 4 000 - 3 000 a b. p., because of dry and cold weather resulted in environment deterioration and soil degradation. at the beginning of 3 100 a b. p.,

    在8500 3100abp全新世大暖期,渭域水、土、生物資源條件優越,人發展了大地灣文化、仰韶文化、龍山文化和夏商文化,逐步形成了原始定居旱作農業文化,從而奠定了渭域農業文明的基礎,其間在4000刁000ab衛,渭域北部的農牧交錯帶,由於氣候的逐漸冷干化,導致水、土、生物資源退化,造成旱作農業土地利用方式由遊牧業取而代之。
  14. Based on the detailed research on the sedimentary rocks of northwest ordos basin in their textures, structures, vertical sequences and logging response, six kinds of sedimentary facies can be recognized in this work, i. e., alluvial fan, stream, fan delta, braided delta, delta, lake, barrier beach and carbonate platform, respectively, and more detailed classification of sedimentary subfacies and microfacies for each sedimentary facies are also made in the work

    本文通過對鄂爾多斯盆地西北部沉積巖沉積結構、沉積構造、垂向序列及測井響應的深入研究,識別出沖積扇、、扇三角洲、辮狀三角洲、曲三角洲、湖泊、障壁海岸及碳酸鹽臺地等8種沉積相。在此基礎上,對每一種沉積相又進行了詳細的沉積亞相和微相的劃分。
  15. Abstract : the restoration of the riparian vegetation disturbed by human activities is one of the hotspots of watershed ecology. through interpreting the images of remote sensing in 1985 and 1999, the basic information of forest resources of lushuihe forest bureau, which is a typical forest area of changbai mountain, was obtained with support of gis. by dividing land covers of lushuihe area into 10 types ( water body, residential land, stump land, farming land, wetland, mature conifer forest, midlife conifer forest, mature broadleaf forest, midlife broadleaf forest, and man - made young forest ) and dividing the riparian zone into four buffers ( in turn, 1000, 2000, 3000, 4000 m away from the river ), the changes of riparian forest resources during 1985 - 1999 were analyzed. the results showed that the deforestation intension has obviously decreased and the whole environment has been evidently improved, but the riparian ecosystem was still flimsy. in buffer 1, 2, 3, the area of midlife conifer forest increased largely, but the areas of other types of land covers all decreased. midlife conifer forest had a comparatively good status in the three buffers. in buffer 4, midlife conifer forest, mature conifer forest, and mature broadleaf forest formed a forest - age rank that is helpful to stabilize the forest ecosystem and exert its functions. area percentage of wetland decreased in buffer 1, buffer 2, and buffer 3, even in buffer 4 in which forest ecosystem rehabilitated comparatively well, so protecting and rehabilitating wetland is a very difficult task

    文摘:本文對兩期遙感圖像進行解譯,並在gis支持下提取露水林業局主要兩岸各緩沖區森林資源信息,經分析得到各地物在1985年及1999年的變化趨勢.結果表明:在沿岸對森林的採伐強度1999年較1985年明顯減小,整體生態環境較1985年有所改善.在緩沖區1 , 2 , 3除中齡針葉林大幅度增加外,其它地物面積均減少,由此可以看出,在這三個緩沖區內針葉林得到了較好的恢復.在緩沖區4內,中齡針葉林、成熟針葉林、成熟闊葉林形成一個林齡梯隊,有利於森林生態系統的穩定與功能的發揮,十五年間緩沖區4受到的干擾相對較小.濕地數量在四個緩沖區內均有所減少,雖然在緩沖區4內森林生態系統恢復的較好,但濕地面積仍有所減少,說明保護及恢復濕地資源是一件非常艱巨的任務,必須引起高度重視.圖5表2參12
  16. The restoration of the riparian vegetation disturbed by human activities is one of the hotspots of watershed ecology. through interpreting the images of remote sensing in 1985 and 1999, the basic information of forest resources of lushuihe forest bureau, which is a typical forest area of changbai mountain, was obtained with support of gis. by dividing land covers of lushuihe area into 10 types ( water body, residential land, stump land, farming land, wetland, mature conifer forest, midlife conifer forest, mature broadleaf forest, midlife broadleaf forest, and man - made young forest ) and dividing the riparian zone into four buffers ( in turn, 1000, 2000, 3000, 4000 m away from the river ), the changes of riparian forest resources during 1985 - 1999 were analyzed. the results showed that the deforestation intension has obviously decreased and the whole environment has been evidently improved, but the riparian ecosystem was still flimsy. in buffer 1, 2, 3, the area of midlife conifer forest increased largely, but the areas of other types of land covers all decreased. midlife conifer forest had a comparatively good status in the three buffers. in buffer 4, midlife conifer forest, mature conifer forest, and mature broadleaf forest formed a forest - age rank that is helpful to stabilize the forest ecosystem and exert its functions. area percentage of wetland decreased in buffer 1, buffer 2, and buffer 3, even in buffer 4 in which forest ecosystem rehabilitated comparatively well, so protecting and rehabilitating wetland is a very difficult task

    本文對兩期遙感圖像進行解譯,並在gis支持下提取露水林業局主要兩岸各緩沖區森林資源信息,經分析得到各地物在1985年及1999年的變化趨勢.結果表明:在沿岸對森林的採伐強度1999年較1985年明顯減小,整體生態環境較1985年有所改善.在緩沖區1 , 2 , 3除中齡針葉林大幅度增加外,其它地物面積均減少,由此可以看出,在這三個緩沖區內針葉林得到了較好的恢復.在緩沖區4內,中齡針葉林、成熟針葉林、成熟闊葉林形成一個林齡梯隊,有利於森林生態系統的穩定與功能的發揮,十五年間緩沖區4受到的干擾相對較小.濕地數量在四個緩沖區內均有所減少,雖然在緩沖區4內森林生態系統恢復的較好,但濕地面積仍有所減少,說明保護及恢復濕地資源是一件非常艱巨的任務,必須引起高度重視.圖5表2參12
  17. According to the abundance well logging, mud logging and core analysis data, gaotaizi reservoir has been classified into four sand group with the principle of cycle comparison and classified control. based on the detailed study of lithologic character, sedimentary structure, paleontologic fossils, depositional sequence, rock association and logging data, the microfacies of the studied area are divided into such seven types : subaqueous distributary channel microfacies ; river mouth bar microfacies ; subaqueous interdistributary channel microfacies ; subaqueous crevasse channel microfacies ; subaqueous natural barrier microfacies ; distal bar microfacies ; delta front sheet sand microfacies. the characteristic of each sedimentary microfacies are described detailedly

    通過研究大量測井、錄井資料和巖芯資料,依據「旋迴對比,分級控制」的原則,把研究區高臺子油層劃分為g 、 g 、 g 、 g四個砂層組。通過對研究區巖性、沉積構造、古生物、沉積序列、巖石組合及測井曲線特徵進行研究的基礎上,認為研究區高臺子油層屬於三角洲前緣亞相沉積,並將研究區沉積微相劃分為:水下分道、口壩、水下分道間、水下決口扇、水下天然堤、遠砂壩、席狀砂等七種微相
  18. ( 2 ) there is stage of soil formation from the evolution of pedogenic environment in the weihe valley during holocene. soil formation shows the law of evolving from warm and wet strong soil formation period to cold and dry dust deposition period ( weak soil formation period ) and to warm and wet strong soil formation period again. the loess - soil sequence is a compound soil sectional system of different kinds of soil evolution under different bio - environment and pedogenic processes

    ( 2 )通過對全新世渭域成壤環境演變問題的討論,揭示了全新世渭域土壤的發育具有階段性,表現為由溫濕的強成壤期向冷乾的沉積期(弱成壤期)演變、再向溫濕的強成壤期演變的規律;黃土一古土壤序列是不同生物氣候環境下、不同成壤過程發育的不同土壤演替而形成的復合土壤剖面體系;而且由於冬夏季風環及其環境效應在空間上的差異,使得復合土壤剖面體系也存在著南北差異。
  19. It decides the protective objectives for different ecological reserve area based on the study of channel wetlands and survey and analysis of top - grade species ( fishes ) of the yellow river : from the point of the basin, the main ecological protective objectives of the tipper stream are vegetation and forest for conservation of water supply ; soil and water conservation is the main in the middle reaches for vegetation protection and rehabilitation and ; the lower reaches takes types of wetlands protection and wetlands area maintenance as the main, protecting biodiversity and important birds resources

    在黃道濕地研究和黃水體內頂級物種(魚)的調查分析基礎上,確定了黃不同生態保護區的生態保護目標:從域角度而言,黃上游的主要生態保護目標是植被和水源涵養林;中游應以水土保持為主,主要是恢復和保護植被;下游以保護濕地和維持濕地面積為重點,保護生物多樣性和重要鳥資源。
  20. The main conclusion of research is that the formation of shihezi and shanxi in the upper palaeozoic gas pool at the sulige gas field is characteristic of low permeability and medium porosity

    研究的主要結論:蘇里格氣田上古氣藏下石盒子組-山西組的儲層為低滲透率、低孔隙度儲層,沉積相主要是沉積。
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