河口段 的英文怎麼說

中文拼音 [hékǒuduàn]
河口段 英文
estuary
  • 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...
  • 口 : Ⅰ名詞1 （人或動物進飲食的器官; 嘴） mouth 2 （容器通外面的地方） mouth; rim 3 （出入通過的地方） ...
  • 段 : Ⅰ量詞（部分） section; segment; part; paragraph; passage Ⅱ名詞（姓氏） a surname
  • 河口 : [地理學] river mouth; stream outlet; estuary; outfall河口地貌 estuarine geomorphy; 河口港 estuary...
  1. This thesis numerically modeled the current hi the outfall reach of a new floodway, and provide the scientific basis for the layout and design

    本文主要針對淮河入海水道河口段，利用數學模型研究其水流狀況，為工程規劃和設計提供科學依據。
  2. This plan was well designed in accordance with the geographic features of suzhou new district. this area receives the flood of the upper reaches from the grand canal, pased by the flood from the western hills and accepted the local rainstorm run off at the same time. 3

    3 . 《蘇州市長江防洪工程規劃》蘇州境內的長江位於長江河口段，同時受到洪峰、高潮和臺風的影響，尤以三者同時遭遇，危害最大。
  3. 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段為辮狀河三角洲體系，而不是前人所認為的扇三角洲（陡坡型）體系，在巖芯和測井組合上可進一步劃分為辮狀河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流河道、決口扇、分流河道邊部和分流間灣四種微相類型；三角洲前緣沉積組合識別出水下分流河道、水下分流河道邊部和分流河口壩三種微相。
  4. 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類型主要為三角洲前緣水下分流河道、河口砂壩及三角洲平原水上分流河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，孔隙類型主要為粒間溶孔、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，孔隙結構類型以細小孔-微孔隙，微細喉-微喉型為主。
  5. Though the water levels cross one section are almost equal, the velocities differ greatly. at the some cross - section, the velocity in the in the quirk may be double as that on the floodplain. the water surface will rise hi the southern branch because of the improper diffluence ratio, if using the designed diffluence col

    淮河入海水道河口段水位值橫向分佈相差無幾，而流速的橫向變化較大，泓灘平均流速差最大可達一倍以上，在現有的分流口設計條件下，若按設計的南北汊分流比，南分流口有壅水現象發生，如果南汊分流增大到800m ~ 3 / s左右時，則水流較為通暢。
  6. Hydrology regime and river channel evolution become complex because of double influences of river flow and tide. there is little appropriate method so far. therefore, when the impact us assessed of water project on flood control, the following aspects should be focused on, river evolution and stability of project - sections, design tidal level, flood - tide combination scheme, pre - project and post - project impacts on river channel, water level and flow condition

    長江河口段為潮流河段，徑流潮流的雙重作用使得區域水文情勢、河道演變規律錯綜復雜，開展防洪影響評價研究時，河道演變及工程段穩定性分析，設計潮位的分析計算，洪潮組合方案擬定，工程前後對河道及水位流態影響的模擬等均是目前尚無十分成熟的方法，需要進一步研究的課題。
  7. There must be a marine casualty happened every 4 days before 1984, the amount of marine casualty happened at this area corresponds to 1 / 7 amount of the whole changjiang " marine casualty, so mariners gave it a name as " mouth of tiger ". due to the specific geographical condition and the extremely representative vessel traffic management of changjiang yingongzhou channel section, many intelligent people began researching and practicing the vessel traffic management of this changjiang " s down - stream complicated channel section from 1980s, at dec 15th 1984 the authority at that time - changjiang yingongzhou channel section previously ; up to the last years of 1980s ministry management administration applied traffic control on changjiang yingongzhou channel section previously, up to the last years of 1980s ministry of communications assigned shanghai marine college, shanghai ship & shipping research institute and changjiang harbor superintendence administration to make feasibility demonstrate about modern vts of zhenjiang traffic control section ; in 1990 dasha radar station which is the first radar vts station with inner river was finished, groped a new way for applying modern radar traffic control of vessel traffic management ; in 1997 the vtms of changjiang " s down - stream from nanjing to liuhekou was completed with connecting net and came into operation formally, meanwhile the signals of dasha radar station were conveyed to vts center by light cable, and then united applying vessel traffic management upon the whole authorized area ; in jun 2001 jiangsu msa made changjiang yingongzhou channel section as the first experimental group of creating " civilized, safe, passable channel activity, updating dasha radar antenna and receive - transmitter building closed - circuit television monitor system, setting uo safety warning board, starting navigational route reformation, carrying out united construction

    1984以前這里平均每四天就發生一起海損事故，事故數占整個長江的1 7 ，被行船人稱為「老虎口」 。長江尹公洲航段緣其極為特殊的地理區位條件和極具代表性的船舶交通管理，從上個世紀八十年代初就有識之士開始了這個長江下游最復雜航段的船舶交通管理探索和實踐。 1984年11月15日當時的長江航政管理局在長江尹公洲水域率先施行交通管制；到八十年代末交通部委託上海海運學院、上海船舶研究所和長江港監局聯合開展鎮江交通管制段建立現代化交管系統的可行性論證； 1990年大沙雷達站? ?內河第一座雷達交管站建成，摸索實施現代化雷達交管的船舶交通管理新途徑； 1997年長江下游南京至瀏河口船舶交通管理系統建成聯網投入正式運行，同時將大沙交管雷達信號通過光纜傳輸至交管中心，統一實施全轄區船舶交通管理； 2001年6月江蘇海事局將長江尹公洲航段作為第一批創建「文明平安暢通航段」活動試點航段，更新大沙雷達天線和收發機，著手閉路工業電視監控系統建設，設立安全警示牌，啟動航路改革，開展聯合「共建」 。
  8. ( 2 ) along the intertidal zone, the lower of contents of heavy metal exponentially, the farther is from sewage sources. ( 3 ) the concentrations of heavy metal decrease inch by inch from high tidal flat to the middle and low intertidal zone. it is water dynamics that impact on the accumulation features of heavy metals of intertidal

    如河套是這五個區域中唯一的非河口區，潮間帶沉積物重金屬含量全灣最低；大沽河1東營鹽場段緊鄰大沽河河口，大沽河2營海段遠離河口，後者重金屬含量普遍低於前者。
  9. Impact of water diversion from xinanjiang reservoir to north zhejiang province on water environment at qiantang estuary

    浙北引水對錢塘江河口段主要水環境的影響分析
  10. The computing results show that the current hi the outfall reach moves periodically because of the sea tide, but the influence decrease upstream

    數模的計算結果表明，淮河入海水道河口段水流受潮波影響呈周期性變化規律，但其影響程度從河口往上游逐漸減少。
  11. When the southern branch discharge about 800m3 / s, the water flow can be improved. the thesis not only concluded the current movement rules, but also explained many problems brought forward from engineering

    論文不僅研究了淮河入海水道河口段的水流運動規律，對于工程實踐中提出的諸多問題也給出了滿意的解答。
  12. To analyze the hydrodynamic structure of the estuary, 3d k - numerical model with curvilinear fitted coordinate has developed. the distribution of velocity and turbulent exchange coefficient at different time has obtained and analyzed

    紊流模型對測驗河段進行計算，得到特徵時刻該潮汐河口段的水力要素及垂向紊動混合系數的分佈。
  13. Monitoring the sink of the estuary by utilizing remote sensing technique can not only directly show the effects of scouring - erosion variation of the channel at estuary section through a regulated discharge regime of the river, but also is the best presentation of the test influence to the estuary in plane

    利用遙感技術對河口尾間進行監測，可直觀反映調水調沙對河口段河道沖淤變化的影響程度，也是調水調沙試驗在河口影響的平面形態的最好展現。
  14. In recent years, with the development of the economy in shengli oil - field, the water resources demand has increasingly added. at the same time, the yellow river valley economy has gain the significant increment in the last ten years, so its water use continually increases. the water measure of the yellow river mouth in shengli oil - field continuously has reduced, and breaking flowing time has become more and more, resulting in the contradict with oil - field supply and demand turning worse continuously

    近年來，隨著勝利油田經濟的多元化發展和城鎮化進程的加快，必然導致對水資源需求量的增加，與此同時，黃河流域在近十幾年來同樣經歷了一個經濟高速發展期，流域內的耗水量大幅度增加，黃河河口段來水量不斷減少，斷流時間越來越長，造成了以黃河為主要水源的勝利油田供需矛盾不斷加劇，供水工程暴露的一些問題亟待解決。
  15. Based on the review of recent advances in surveying and controlling techniques of river models, described in this paper is a new controlling technique, which makes use of a two - way axial - flow pump and a immersion pump to control the up - boundary condition of discharge and the down - boundary condition of water level respectively, with the tidal model of the huangpu river estuary as an example

    在對河工模型量測與控制技術進行回顧的基礎上，以黃浦江河口潮汐河工物理模型為例，介紹了潮流河段上邊界採用軸流泵進行雙向流量控制、下邊界採用潛水泵進行水位控制的新技術。
  16. A dozen of projects have been listed in the sparks scientific and technological program like " cultivation processing of special sea aquatic products ", " big - scaled cultivation and culturing of seahorses ", and " fruit exploration " listed in the spark program at state level, " abalone cultivation base ", " propagation and application of bio - solid fertilizers of the general type ", " study of production process of green food ( fruit ) " at provincial level

    如：陸豐22萬伏輸變電站、新地水廠擴建工程、紅海灣供水工程和陸河河口至海豐公平公路、陸豐內南碣公路、國道324線海豐穿城路段、汕尾避風塘、廣東省（遮浪）海上運動場等項目都按計劃進行。
  17. The river mouth delta process is affected by river dynamics and coastal dynamics. the process of river delta is estimated by empirical model, analytical model and minimum stream power method. the three models are verified with field data of the yellow river mouth. the computed results are compared with field data. the demerits of the three models are pointed out

    採用經驗模型、分析模型和最小功率方法研究河口三角洲演變過程.根據黃河河口三角洲資料，利用三個模型計算了河口三角洲岸線或沙咀寬度及岸線的平均延伸情況及對河口近口段河道水位的影響，比較分析了各模型的計算結果，指出了模型不足之處
  18. The most favorable reservoirs of study formatioms in study area are delta river mouth bar sand body and sublacustrine fan sand body. the sublacustrine fan sand body region developed in each sand group and the river mouth bar sand body region developed in gao 5 sand - group are the most favorable regions of developing lithologic traps

    研究區研究層段的最有利儲層是三角洲河口壩砂體和湖底扇砂體，各砂組發育的湖底扇砂體區和高5砂組發育的河口壩砂體發育區是形成巖性圈閉最有利的場所。
  19. Effects of the invasive plant spartina alterniflora on insect diversity in jiuduansha wetlands in the yangtze river estuary

    互花米草入侵九段沙河口濕地對當地昆蟲多樣性的影響
  20. In this paper, a brief review of the basic theory and the computational methods for bedload transport have been made with the emphasis on the great influence of bedload on the bed - forming in rivers. a new way is proposed by using numerical simulation to study the nonuniform bedload transport in the changjiang estuary

    本文概括了推移質輸沙的基本理論和計算方法，闡述了推移質在河床演變中的重要作用，在總結非均勻推移質輸沙研究現狀的基礎上，提出利用數值模擬手段研究長江河口非均勻推移質輸沙的思路。
分享友人
分享到 Line

分享到臉書