河道長度 的英文怎麼說

中文拼音 [dàozhǎng]
河道長度 英文
cha ellength
  • : 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名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
  • : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 河道 : river course; streamway; covalency; runway; cut; river channel河道變遷 channel change; migration ...
  • 長度 : length; longitude; size; extent; footage
  1. In consideration of the crises of both the industrial water and the domestic water in the estuarial areas of the yangtze river caused by the decrease of the channel runoff and the intrusion of the sea water during the dry season in dry year, the concept, method and planning framework of the water resources allocation for the areas mentioned above along the main stem of the river are put forward herein based on the preliminary prediction of the future water demands by taking the water resources allocation therein during the dry seasons as the actual case in combination with the status quo of the water environment and water resources utilization concerned

    摘要針對枯水年枯水季,因徑流量較少,鹽水入侵的頻率和強顯著提高而引起的口沿岸地區生產生活用水安全,文中結合江口地區水資源利用和水環境現狀,以大通以下江幹流地區在枯水季水量分配為實例,在初步預測未來口地區水資源需求的基礎上,提出江口地區水資源配置的思路、方法及方案框架。
  2. Shipment traffic usually is heavy in littoral area, the navigation capability is required in many riverway. navigation lock was set to suit for the water level ' s variety caused by tide. for a long period, being lack of the quantified assessment on the influence of saltwater intrusion, approaches that freshwater is inpoured to the lock chamber are adopted lest the high concentration salt water be imported to the inland waterway, when the navigation lock is in operation. but such manner should not be reasonale enough

    沿海地區船運發達,很多有通航要求,為克服潮汐造成的水位變化而設置船閘。期以來,由於缺乏對鹽水入侵內產生影響的定量評估,在船閘運行過程中為防止高鹽鹹水入侵內,通常採用將內淡水打入閘室的方式來調節通航水位,船閘的這種運行方式不盡合理。
  3. The factors include antecedent precipitation of low flow period and status of karst basins ( such as lithology, landform, drainage area, drainage density, length and ratio of demotion of main river and so on. ). based on the former studies, integrated the conventional statistic methods, the technique of anns is applied in this paper for researching the law of the low flow of karst basins in guizhou altiplano

    影響喀斯特流域枯水徑流的因素異常復雜,其影響因素主要有枯季前期降水量和巖性、地貌、流域面積、網密、主河道長度及其比降等流域下墊面狀況。本文在前人研究的基礎上,採用人工神經網路技術,結合傳統的統計方法,研究貴州高原上喀斯特流域的枯水徑流規律。
  4. Length of navigable inland waterways : refers to the length of the natural rivers, lakes, reservoirs, canals, and ditches open to navigation during a given period, which enables the transport by ships and rafts

    里程:也稱「內通航里程」 ,是反映內水運網規模、水平和發展情況的主要指標;是指在一定時期內,能通航運輸船舶及排筏的天然流、湖泊水庫、運及通航渠
  5. By computing the water level and sedimentation processes with and without considering the extension of flow path, the results show that the effect of the river mouth path extension on the sedimentation of the trail channel is a longer period of evolution for several years or even over 10 years, and furthermore, the effect becomes weaker and weaker gradually from downstream to upstream in general

    通過比較考慮和不考慮入海流路淤積延伸2種情況的計算水位和淤積量的變化得出:單一的口延伸對下遊淤積的影響過程是一個相對較的過程,需要幾年、甚至十幾年的發展,影響程自下游到上游逐漸減弱。
  6. Which type of lrt is appropriate ? what conditions are required ? also, in the process of planning an lrt system so that its lines, stations, and surrounding urban living space can be integrated with public art and the environment, how will the planning and design coordination mechanism be established

    輕軌臨港環線建議路線,大部分利用現有之臨港線鐵路路權,部分利用路,全線約17 . 12公里,其中通過路寬較窄之五福四路路段,繫於五福四路與西路布設單軌之設計方式,約3 . 14公里。
  7. The statistics show that the correlation of antecedent precipitation, lithology, landform, drainage density, drainage area, length and ratio of demotion of main river and four characteristics of low flow is very complex

    統計結果表明:流域的枯季前期降水、巖性、地貌、流域面積、網密、主河道長度及其比降等因子與喀斯特流域的枯水四特徵的相關關系異常復雜。
  8. However, people studied the riverway mainly by field survey and landform map contrast before. because of the limits of man ' s field view and complexity of field survey route, it is a difficult bottle neck for people to make synthetical analysis on geological structure, yangtze river shoal, floodplain, terrace, and microcosmic suspended load on macroscopical scale

    而以往的研究大多數是通過地面調查和地形圖室內對比分析來研究的(少數運用航片) ,由於受人的視域范圍及調查工作路線的布置的復雜影響,對區域宏觀尺下的地質構造、江沙洲、漫灘、階地及流微觀領域的懸浮物等作綜合性的研究便成為了瓶頸。
  9. This paper also indicates that the long - term target for adjustment productive forces of inland waterway transport is not only to maintain investment for a long period, but also to use advanced equipment and technique to raise working efficiency of inland waterway transport

    並且指出內航運生產力要素的遠調整目標,是根據內航運的資金密集型行業的特點,期持續保持投資強,以形成完善的航、港口基礎設施,同時運用現代化的先進設備技術完成傳統行業改造,從而大幅提高內航運生產率。
  10. 2. through studying the effect of the dredging length, found that it is not a linear relationship between the dredging length and the relatively reduced deposition, for example when dredging exceed a certain length, though the relatively reduced deposition still increase slowly, the depositing volumes begin to decrease

    挖槽對挖槽效果的影響的試驗研究結果表明,相對減淤量的增加與挖的增加並不成等比例線性關系,即挖超過一定值后,雖然相對減淤量還有緩慢增加,但減淤效率開始減小。
  11. The first part mainly introduces the gis concept and contents of gis, the comparison between the related software and gis, the present condition and development trend of gis etc, then introduced how to use the gis technique in a specific way such as using the method of " the half - automatic to follow " to turn the map into arithmetic figure, using the method of " the automatic calculates " gets the length of the line and area of field etc, at last got the length and width of every cross section of the fabiela river which is located downstream of xiangshan mountain. this method is superior and time - saving comparing with collecting data on the spot, having important and actual application worth

    第一部分主要介紹了gis的概念和研究內容, gis與相關軟體的比較以及gis的現狀、發展趨勢、當前gis研究的熱點等等,然後具體介紹了用gis的相關技術如:用「半自動跟蹤」方法對地圖進行數字化,用「自動量算」方法得到線對象的、面對象的面積等,最終完成了象山水庫下游法別拉地形數據資料的提取工作,這種方法與人工實地採集工作相比,有較強的優越性和重要的實際應用價值。
  12. Comparing with the current observations, which include the number density distribution in space, mass function, etc., the so - called standard modes for both the power law and gaussian cluster initial mass functions are selected among many runs of simulations. the deviation from the standard modes, which is resulted from the change of the parameter for the initial conditions, is discussed in detail. the discussion of the model parameters is also presented although they are adopted as the typical values based on previous work

    對應一定的初始分佈我們發現無論是冪律的還是對數高斯的球狀星團初始質量譜經過時間的動力學演化都會得到和現在銀系觀測到的球狀星團系統相符的對數高斯的質量分佈;動力學演化會明顯地改變球狀星團系統的空間密分佈,靠近銀心區域的球狀星團瓦解得更多;經過動力學演化后的球狀星團速分佈函數在靠近銀心的區域明顯得不同於初始分佈,初始擁有較大軌偏心率的球狀星團更容易瓦解。
  13. The 18 holes course lie to the side of the chaobai river, about 781, 300 square meters and 7, 211 yards long in all

    18洞球場橫臥潮白畔,總佔地1170餘畝(約781300平米) ,球7211碼,最大限的利用了自然水體景觀和天然成樹,是一座巧奪天工的邊球場。
  14. Two major factors contributed to devastating summer flooding along the yangtze river and its tributaries. first, erosion resulting from excessive deforestation in the upper reaches of the river and, second, heavy silting which raised the riverbed in the main channel

    兩個主要因素導致了夏季江及其支流的特大洪水。第一,過砍伐引起的流上游的侵蝕,第二,嚴重的泥沙淤積抬高了主幹床。
  15. In this paper, remote sensing picture is processed by erdas, a famous rs & gis platform, and information on the chong qing part of the yangtze river is obtained, which can be compared with the water level data from numerical calculation and evaluate the computation precision of mathematical models

    本文利用著名的rs & gis軟體平臺erdas對遙感圖片進行處理,獲取江重慶網的信息。可以將提取的水面線與數學模型計算的水面線進行比較,對數學模型的計算精作一個評估。
  16. China marine oil spill contingency plan is now in the process of improvement. the inland waterway oil spill is another important area remain to be explored in term of increasing accident rate and booming shipping amount in yang tzi river. the need for inland waterway oil spill contingency plan is imperative. at strategic level, this paper compares several existing oil spill risk analysis methods including " historical date analysis " and " comparative risk indexes ", pointing out limitation of them, and then apply the " comparative risk indexes " approach to " river segment " spill risk analysis, developing " river segment oil spill comparative risk assessment framework " this paper also take new approach to collision and grounding in river by stochastic modeling tanker traffic in narrow waterway

    本文在內溢油反應戰略規劃層次上,分析現有的溢油風險評估方法,包括歷史數據統計法和比較風險評估法,指出相關方法的適用性和局限性;基於江下游水採用「區段」和「段」雙層評估的思路,提出「江下遊段比較溢油風險評估模式」 ;將馬爾科夫狀態轉移的思想應用到船舶運動描述中,從隨機過程角分析船舶在水中的運行和事故發生,得出船舶事故概率計算模型。
  17. ( 2 ) validate whether the crest elevation can meet the require of energy dissipation and erosion prevention during the beginning period of flood discharge. ( 3 ) calculate the altitude of downriver cofferdam, and make it meet the require of energy dissipation and erosion prevention. ( 4 ) calculate some average velocity of flow through some sections, including contracted section in stilling basins behind upriver cofferdam, if the hydraulic jump happen in lower reaches of the river. the program will calculate the average velocity of flow of contracted section and the length of the apron

    主要設計內容包括:計算上游圍堰后消力池的尺寸;驗證泄洪初期壩面高程是否能夠滿足消能防沖需要;計算下游圍堰堰頂高程,使其滿足泄洪期圍堰和壩體過流的消能防沖和工程進的需要;計算部分斷面平均流速,包括:上游圍堰后消力池中收縮斷面的斷面平均流速;壩首和壩末的斷面平均流速;當下遊發生水躍時,計算下遊的收縮斷面平均流速及需要鋪設護坦的
  18. I have me my summer vacation in a town last year. since whose are there. some of my relations, there have a good view for the mountain and river, i think it ' s a great place be to rest, one day when i ride my bike on the small path, this river catch my eye for very clearly but like very deeply, becauese i can ' t see the end of the water, then. some chap shouting make me look at, they catch a a short boy and thow he in the water with a heavily, waiting for a moment yet the boy not up the water, i ' m very worry and jumping in the river, i want float out but some watergrass be enteine my leg and the body is deeper at every movey, i don ' t know past how long time, i feeling one small hand help me break up the watergrass and push me to the surface of the rive, after that i just kown they are hvae a playing who can sit in the swim and make a long time in deep water, but i want cry for the joking, becauese i couldn ' t swim but i have a forget

    去年我在一個小鎮上暑假,因為那裡有我的親戚,我認為那裡有好山好水是一個靜休的好地方.一天當我在小路上騎著自行車時,一條非常清澈但好像也挺深的小吸引了我的視線,因為我好像看不到的底端,這時,一些小孩的叫喊聲因起了我的注意,他們抓住一個矮小的小男孩然後重重的扔進了水裡,待了一小會這個男孩沒有露出水面,我非常擔心就跳進了水裡,我想浮出來,但一些水草纏住我了的腿,我每動一動身體就會越往下沉,我不知過了多常時間,我感覺有一雙小手幫我弄掉腿上的水草並往水面推著我的身體,后來我才知他們是在玩看誰在水底呆的時間的游戲比賽,但我對于著樣的笑話想哭因為我忘記自己了不會游泳
  19. " in the course of widening the river section at lo wu, it is necessary to reconstruct the lo wu railway bridge as its span is not long enough for the widened river section, " he said

    他說:在擴闊深圳羅湖段的過程中,我們必須重建現有的羅湖鐵路橋,因為這條橋的不足以跨越擴闊后的
  20. Therefore, nowadays major problem is how to reduce the slope cultivated land ' s soil erosion and sediment concentration transporting to three gorges reservoir in order to prolong the three gorges engineering ' s use time and protect the safety of the middle and lower reaches channel of yangtze river

    因此當前的主要問題是如何臧輕坡耕地土壤侵蝕,減少進入三峽庫區的泥沙量,延三峽工程的運轉時間,保障江中下遊的安全。另外,按土壤平均厚78 。
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