river reach 中文意思是什麼

river reach 解釋
谷線
  • river : n 1 河,江。 Rriver Thames 或 the R Thames 泰晤士河; the Hudson R 〈美國〉哈得孫河。 the Rriver ...
  • reach : vt 1 到,抵,到達(特定地點,目的地等),(長度等)達到…;(子彈等)打中;擴展到…,延及…,(作為...
  1. Also to get some new conclusion of glacial lakes burst floods, in possibility study of glacial lake burst, and in qualitified study of the safety of the glacial lakes. the first character of this paper introduce the background of this paper, set the goal, content and methodlogy of the study work in this paper. the second chapter of this paper focuses on the meterological character, runoff composition character, why not correspondency of ratio of rainfall and runoff in same period to annual value for nianchu river, lasha river, niyang river and the middle reach of yalu - zangbu river

    本文第一章介紹了課題的研究背景,提出了研究目標、內容和方法;第二章重點分析了年楚河、拉薩河、尼洋河和雅魯藏布江幹流中游段的氣候特徵,徑流組成特性,同期降水、徑流占年總量比例的不對應特性和原因,徑流年內年際變化規律及徑流深分佈特性,分析了天然洪水的特點和洪水參數;第三章介紹了冰川終磧湖的特點,結合已經發生潰決的冰川終磧湖的有關調查資料和考察資料,分析提出了危險冰湖判別指標和發生潰決的氣候條件、周期性特徵,提出了冰湖潰決洪水的計算途徑。
  2. The institute is in the dresdner neustadt neighbourhood, approximately 20 minutes walk from the elbe river and city centre, within easy reach of public transport

    新城城區,離易北河和市中心步行大約二十分鐘,交通方便,利用公交系統很容易到達。
  3. Zhongtai hotel, located in zhongtai mansion, has 30 thousand sq. m. of building area, good location conditions, wide surrounding space, and eyeshot there may reach as long as the yangtze river and nanjing olympic sports center

    位於中泰大廈內的中泰酒店建築面積為3萬平方米,區位條件優越,周圍地勢開闊,景觀視野可遠達長江和奧體中心。
  4. The first one among spur dikes group in regulation river reach has the most important holdback effect than the others

    整治河段中第一根丁壩對水流的阻擋作用最大。
  5. The mechanical genesis of the complicated rock mass is because several times of tectonism in pro - period made the structure of rock mass in the right dam foundation damaged seriously and rock mass alteration made its mechanical character more anisotropy. after that the fractures in the right dam foundation slope were stretched at the beginning of the quaternary period because in the period yakouhoushan mountain quaquaversal dome was blowups quickly. at the same time, the valley trenching of lancang river reach to 800 - 1000 meter in altitude at the right bank in nuozadu dam site

    導致右岸巖體復雜化的成因是,右岸巖體在早期遭受了多期構造作用和巖體蝕變的基礎上,第四紀早期丫口後山穹隆的快速隆起與當時河谷下切至800m 1000m高程這一特殊因素組合引起了右岸巖體沿原有的斷裂(裂隙)張開,使地下水等風化營力能夠到達坡體較深部位,經過長期的風化卸荷作用,形成了右岸復雜巖體。
  6. The daling river is a river of much bedload. the average of the loss sand can reach 21434. 3 thousandston, and the ratio is 18. 08 kg / m3. to this day, the ratio of sandiness by measuring in the biggest broken surface is 172 kg / m3. the baishi reservoir lies in the city named beipiao which in the middle reaches of the daling river in liaoning province, the income of the reservoir from the trunk stream is 11457 thousandston, and from the branch of the river is 1160 thousandston

    大凌河是個多沙河流,多年平均懸移質輸沙量可達2143 . 43萬噸,平均含沙量為18 . 08kg m ~ 3 ,實測最大斷面含沙量為172kg m ~ 3 ,白石水庫位於大凌河中游的遼寧省北票市,年入庫沙量,幹流為1145 . 7萬噸,支流?牛河為1160萬噸。
  7. The project is 156 m dam height, 877 m normal impounded level and 760 mw installed capacity. minjiang river benches almost conversely in shajinba reach and makes the right bank a thin and weak ridge, which is a syncline geological structure

    岷江在沙金壩河段形成一個近180的河曲,使右岸形成三面被河曲圍抱的條形山脊,構造上為一完整沙金壩向斜,工程區水工建築物都布置在右岸山脊內。
  8. The improved scheme can ensure the south branch to be open to navigation and the flow here not to be broken in low water seasons, and it will have active effect on protecting the south branch and fuyuan town. this study is an attempt of applying three - dimensional mathematical model in analogue calculation and analysis of flow, sediment and riverbed movements in a long river reach. it is very important for the future thorough research, and has great significance for promoting the application of the three - dimensional model to resolve

    本研究是三維數學模型對較長河段水流、泥沙、河床運動模擬計算分析的一次嘗試,其對今後進一步深入研究和應用三維模型解決工程實際問題,完善模擬方法、提高模擬水平,真正發揮數學模型其省時、省力、靈活方便和模擬細膩等在研究水沙運動規律和河床變形等方面研究中優勢具有重要的意義。
  9. The excavation on the left side of xiangjiaba hydropower plant would form the large - scale artificial slope, which refers to the main project near the source of the river and the project of intake sea - route near the mouth of the river, and its height would reach 150 meters

    向家壩水電站左岸開挖將形成規模較大的人工高邊坡,涉及上游段的主體工程和下游段的引航道工程,工程邊坡的高度達150m 。
  10. Based on related data and a half - year field - work in the drung river reach in the northwest of yunnan province of china, a settlement of the minority drung people, the article depicts from. one aspect the roles of mass media in the social transform in the minority region

    以位於中國雲南省西北部的獨龍族主要聚居地? ?獨龍江作為研究個案,通過作者為期半年的田野調查,結合相關研究資料,對「中國社會轉型期大眾傳播媒介在少數民族地區所扮演的角色」這樣一個問題從一個方面進行了回答。
  11. By the analysis and study, it is showed that : 1 ) the lower weihe river main channel was at a balanceable state between aggradation and degradation and floodplain of the lower weihe river is a tiny aggradation state before the construction of the sanmenxia dam ; 2 ) the severe aggradation of the lower weihe river bed is mainly caused by the increasing riverbed elevation at tongguan after the construction of the sanmenxia dam ; 3 ) the main reason leading to the increasing riverbed elevation at tongguan is the unreasonable operation of the sanmenxia reservoir ; 4 ) the rate of the riverbed aggradation at tongguan reach and the lower weihe river reach are speeded by adverse condition of incoming water and sediment recently

    然後以實測資料為基礎分析研究了三門峽建庫前後潼關高程的變化規律以及渭河下遊河道的沖淤演變規律,分析研究表明:建庫前渭河下游主槽處于動態沖淤平衡狀態,灘地處于微淤狀態;建庫后,渭河下遊河道發生嚴重淤積主要是由於潼關高程的抬升造成的;潼關高程的抬升主要是由於三門峽水庫的不合理運用造成的,近期不利的水沙條件加劇了潼關河床的抬升速度和渭河下游的淤積。
  12. 8. a simplified 3 - d natural river flow and sediment transport model is developed based on hydrostatic pressure distribution. the model has been applied to investigate the 3 - d flow and suspended - load transport in nanjing river reach with two branches

    ( 8 )天然三維水流泥沙簡化數值模型,成功地模擬南京某河段水流運動和多分汊河道水沙計算,結果可靠並滿足精度。
  13. The mathematical model was applied to serve the engineering projects. the different water levels and flow discharges in nanjing river reach are calculated, bed scour and sedimentation in this engineering reach during one hydrologic year are verified. all results are in good agreement with field measurements

    西氣東輸過江工程,採用該模型模擬南京西壩泗源溝河段不同流量水流運動,並計算一水文年過程該河段的河床沖淤變化,結果和實測資料也基本一致。
  14. Through flume experiment and numerical simulation, preliminary work on computation of water surface profile in regulation river reach, numerical simulation of flow with single spur dike in flume, and 3 - d numerical solution of flow around spur dikes group are carried out in this paper

    本文通過模型實驗和數值模擬相結合的研究方法,在整治河段一維水面曲線計算,單丁壩繞流數值模擬,紊流數學模型在航道整治工程中的應用以及丁壩群附近水流的三維流動特性等方面做了一些初步研究。
  15. Navigation management at the river reach near gezhouba after water filling of the three - gorges reservoir

    三峽水庫蓄水后的葛洲壩近壩河段通航管理
  16. The construction technique in question is applicable to the river reach where water current directions and water levels are varying and to the construction of bored piles and elevated pile caps for deep water foundations of major bridges over river and sea in the offshore area

    本項新技術可運用於水流方向多變、水位變化大的河段及近海跨江跨海特大型橋梁深水基礎鉆孔樁及高樁承臺施工。
  17. The sediment deposition analyzes for the river reach of reservoir area of fengming reservoir

    三峽水庫的工程泥沙與優化運行
  18. Brief introduction to the regulation schemes for shallow shoal of river reach from jiantan to nianyujiao of dongjiang river

    東江博羅淺段航道整治工程數值模擬
  19. The standard k - e model is adopted to simulate the flow of practical channel regulation projects. the numerical results show that the velocity distribution of flow in the regulation project river reach are mainly controlled by the geometries of natural river

    最後將標準k一:紊流數學模型應用於實際航道整治工程應用中,引入相應的邊界條件,數值模擬了整治河段水流的三維流動過程。
  20. 1, tower rein in grams of location su don t lie county hada grams of river reach tower tie grams of 25 - km - long area under su tight specially specially, including hada grams of qitai nephrite mineral deposit and tower rein in grams of su nephrite mineral deposit specially

    1塔特勒克蘇地段位於且末縣哈達里克河到塔特勒克蘇之間長25公里的地帶,包括哈達里克奇臺和田玉礦床和塔特勒克蘇和田玉礦床。
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