河道主流線 的英文怎麼說

中文拼音 [hédàozhǔliúxiàn]
河道主流線 英文
channel line
  • 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...
  • 道 : 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） ...
  • 流 : 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...
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 河道 : river course; streamway; covalency; runway; cut; river channel河道變遷 channel change; migration ...
  • 流線 : filament line; filum aquae; flow line; streamline; streamlining; line of flow; stream filament流...
  1. Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method

    研究認為： （ 1 ）黃河河口口門逕流潮汐區域並非持續保持淤積狀態，在特定的來水來沙、邊界條件和海洋動力條件下，該區域可以處于沖刷狀態； （ 2 ）從河口泥沙沉積分配的過程來看：三角洲與濱海區泥沙的沉積變化趨勢是基本一致的，各部位的泥沙沉積比例變化基本呈波動狀態，且三角洲與濱海區泥沙的沉積比例與來沙量密切相關，基本成正比關系； （ 3 ）在口門處，影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽水造成絮凝等，本報告主要對口門加寬，口門西妥理工大學工程碩士專業學位論文分漢對河道淤積的影響進行了定量分析: （一扣根據實測資料首次建立了河贖流路泥沙沉積分配的回歸計算式，據此可以預估計算河口不同區域泥沙的沉淤量; 、 5 ）本項研究首次論證了河口三角洲岸線動態平衡的概念，並建立了黃河河口來沙量與造陸面積的相關關系，得出了當河口多年平均來沙量維持在3 . 45億t時其河口三角洲岸線則可能處于動態平衡狀態的重要結論; 『 6 ）本項研究首次提出了河口泥沙優化調控的概念，並對其宏觀優化調控模式進行了初步探討。
  2. The ledo road and the pipeline went through some mostly uninhabited areas of burma with some of the most difficult terrain in the world, including tropical rain forest, torrential streams, terraces and canyons, jungle - covered mountains and swampy valleys

    利多公路和輸油管道線經過一些緬甸的主要是無人區的地段，這些地段有著世界上極端困難的地理環境，如熱帶雨林、急流、階面和峽谷、布滿叢林的山脈和多沼澤的河谷。
  3. Planned realigning and leading lines for other rivers or river courses shall be worked out by water conservancy administrative departments under local people ' s governments at or above the county level and submitted to the people ' s governments at the same level for approval

    跨省、自治區、直轄市的江河、河段和省、自治區、直轄市之間的省界河道的規劃治導線由有關流域管理機構組織江河、河段所在地的省、自治區、直轄市人民政府水行政主管部門擬定，經有關省、自治區、直轄市人民政府審查提出意見后，報國務院水行政主管部門批準。
  4. Guantang hotspring leisure center is invested and built up by the wanquan hotspring tourist development district of qionghai, collecting the meeting reception, hot spring and recuperate, recreation and spending holidays, amusement fitness, table delicacies keep in good health in order to travel in one degree of false hotels integratively and approved by country and four - star concerning foreign affairs. with chinese style flower garden organic an organic whole of linking of pavilions, terraces and open halls such as the main building, guest room, villa, bowling alley corridor, it is unique to build, the style is romantic

    瓊海官塘溫泉休閑中心官塘溫泉休閑中心由瓊海萬泉河溫泉旅遊開發股份有限公司投資建造，是集會議接待溫泉療養休閑度假娛樂健身美食養生為一體的經國家批準的四星級涉外旅遊度假型酒店。整體建築環抱著曲線流暢，寬敞別致2700的大型溫泉泳池，並以中國式庭園廊道將主樓客房別墅保球館等亭臺樓閣有機的連成一體，建造獨特，風格浪漫。
  5. Abstract : variations of flow pattern, flow velocity in deep poo l and side bar, mainstream thread, and water surface, caused by excavation project, are investigated by two - dimensional mathematical model in an orthogonal curvili near coordinate system. the change of bed - load transport rate, and redeposition r ate are predicted. the influences of the excavation project on navigation are ana lyzed. grid - type and flat - type excavation alternatives are proposed and discuss ed

    文摘:採用正交曲線坐標系下的河道平面二維數學模型，研究了嘉陵江何家磧邊灘采砂后河道流勢、流態、灘槽流速、主流位置、水面高程及比降的變化規律，預測了采砂方案完成後卵石推移質輸沙率變化及其對航道的影響，並對格形開挖和平整開挖方案進行了比較分析
  6. Besides this, there were 6 other tunnels, such as the pak tam au and the sai wan tunnels, with a total length of 26, 000 ft. ( 5 miles ), for collecting surface runoff in the lowlands

    此外，北潭凹隧道、西灣隧道等6條支線、共長26 ， 000尺（ 5哩）的隧道系統，主要收集低地河流溪澗的水。
  7. In this paper, a brief introduction of hydrodynamic, sediment transport model and its application in engineering projects are reported. 2. the equations are derived using a tensor analysis of two - phase flow, and the background of basic equations and parameters in the numerical model are discussed

    本文採用非交錯曲線網格二、三維水流泥沙數值模型研究感潮河道水流泥沙問題，主要內容有： （ 1 ）綜述水流泥沙數值模型的發展概況，及其工程應用。
  8. The bridge was commissioned in order to open up a new north - south route across central france and relieve pressure from lorry - drivers and tourists bound for the mediterranean and spain in the saturated rhone valley corridor to the east

    修建該橋是為了開創一條穿越法國中部的新南北路線，緩解來自前往地中海和西班牙的卡車司機和旅遊者的壓力。之前，人流主要通過業已飽和的羅納河谷通道往東。
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