河道沖刷 的英文怎麼說

中文拼音 [hédàochōngshuā]
河道沖刷 英文
river channel erosion
  • 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） ...
  • 刷 : 刷構詞成分。
  • 河道 : river course; streamway; covalency; runway; cut; river channel河道變遷 channel change; migration ...
  1. Then river width increased and the intensity of deep point lowing and bed material coarsening decreased and water level lowed continuously. so the bed form changed toward to u type. the bed regulation is realized through sediment silting in different parts in cross section during silting period and the deformation of bed form changed from broad u type channel to narrow and deep v type channel

    研究表明，河道在持續沖刷前期深泓點及水位下降與河床粗化同步發展，河床向v型發展；沖刷後期深泓點下降、河床粗化減弱，河道展寬增大，水位繼續下降，河床向u型發展；在以淤積為主時期的調整，是通過斷面不同部位的淤積來實現的，但都是由u型較大河槽向v型窄深小槽發展。
  2. 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。
  3. Stream and river control works may have a serious local influence on accelerating channel erosion.

    水流及河流控制工程對加速河道沖刷有嚴重影響。
  4. This paper summarize the estuary sediment management methods also, analyze and the following aspects and give evaluations : estuary dredging and lead the flow, lead water to scour the river channel, build the xihekou reservoir, estuary gate deposition management, dike reinforced etc

    本文還對河口泥沙的處理途徑和措施進行了概括總結，對河口疏浚與導流、引海水沖刷河道、建設西河口水利樞紐、攔門沙治理、人工有計劃改道和出漢、加高堤防和加固防護工程和挖河固堤工程等進行了分析評價。
  5. The characteristic of bed regulating is that the width and area of main channel and medium flowing channel increased greatly during the sustained silting period and decreased during scouring period

    河道調整特點為持續沖刷時期主槽、中水河槽的河寬、面積都明顯增大，持續淤積時期則減小。
  6. In the general design and analysis methods for problems of the breakwater stability, the concept of compositive safety factors is used usually. however, floodwater, storm wave and beach erosion as well as properties of soil medium are always random, which may have uncertainties

    在防浪堤壩的設計中，傳統的安全性能分析方法採用綜合的安全系數概念，但洪水、風浪、河道沖刷、土力學特性等因子都是隨機性的，具有一定的不確定性。
  7. Many geological and hydrological factors of the river section, where the yellow river water intake engineering is laid out, such as the capacity of the reservoirs along the river section upstream and downstream, the rate of the flow discharge, the erosion and silt of the watercourse, the form of the riverbed and the water current, ice tuck, the convergence of the upstream branches of the river section, flood crest, sand crest size, the capacity for flood discharge of the watercourse, the effect of flood control structure around and the impacts on surrounding environment and the third person " s legitimate rights and interests, should be considered

    黃河取水工程的布設要考慮工程所處河段的地質水文等諸多因素。如該河段上下游水庫的庫容，泄水流量、河道沖刷、淤積、河床形態、水流形態、冰塞、河段上游的支流匯入、洪峰、沙峰的大小、河道行洪能力的大小、周圍防洪工程的影響及對周圍環境和第三人合法權益的影響等等。
  8. The river has washed the images clean, made them into smooth stones for him to examine without pain or passion : ripped skin and crushed bone, the walls of a body and walls of stone surrounding him, tendrils of light consoling him and murmuring that a bird settled on a branch needs to fly to know the river ' s path

    河水的沖刷，使印象變得愈發清晰，他們被帶到了光滑的石堆里，而他則無痛且平靜的體會著：渾身皮開肉綻，被人和石頭環繞著，捲曲四射的光亮物體安慰著他，喃喃道：棲于枝頭的鳥，只有凌空飛翔，才能知道河流的行徑。
  9. Based on the analysis of satellite images of various periods, landform data and river channel transverse section evolution in the lower yellow river, the characteristics of the river channel boundary condition changes at different location are clarified as middle flood channel flood transport width and area are evidently decreased especially for the main channel with comparison to 1950s, beach area that is unimpeded before become blocked because of road, irrigation channel constructed on it, and consequently intensify high edge of beach and lowering dyke and river

    在現場查勘的基礎上，通過對丹江口水庫和小浪底水庫攔沙初期下遊河道演變、排洪能力變化特點的對比，分析了黃河下游防洪面臨的新形勢:小浪底水庫攔沙初期，下遊河道發生沖刷，但艾山以下窄河段沖淤變化不大，近年來形成的淤積萎縮的狀況難以很快改觀，游蕩性河段調整劇烈，工程出險機遇增大，河道水位流量關系中水流量以下部分同流量水位明顯降低，中水流量以上部分水位降低幅度可能會明顯偏小，防洪形勢仍不容樂觀。
  10. Answer : according to ranking regulation, to the disease of bridge sui, wadi foundation of stage of change, mound erodes adjustable adjuster undertakes circumstance and rail fixed observation, fill in " adjustable adjuster observation records rail book "

    答：按照上級規定，對橋隧的病害、河道變化、墩臺基礎沖刷情況及鋼軌伸縮調節器進行定期觀測，填寫《鋼軌伸縮調節器觀測記錄簿》 。
  11. All negative landforms, which are shaped by flood - dominated current, such as souring hole, scouring channel and flood channel, are belong to the study area of flood channels

    通過以上的研究認為河口漲潮槽的概念應該有更為廣泛的含義，包括河口一切由漲潮流作用為主形成的負地形，如漲潮沖刷坑，漲潮沖刷槽和漲潮水道等，漲潮槽的特徵應該保持多年。
  12. When xiaolangdi project completed and put into orperation, the inflow of water and sediment condition will be changed because of the regulation of the reservoir. especially the initial 14 years, the reservoir will hold up sediment and release clear water, which may affect the river sections in henan province, especially the wandering sections. it will result in changes of flow state and endangering the water works, because the longitudinal addend by scouring and lateral slope failure

    小浪底水庫建成運用后，通過水庫的調水調沙，改變了黃河下游的來水來沙條件，尤其是運用的前14年處于攔沙期，下泄清水，對河南河道的影響最為劇烈，對游蕩性河段的河勢變化將產生很大影響，河道縱向沖刷下切，橫向灘岸坍塌，工程出險將大量增加。
  13. In order to explore harness scheme, layout, measurements and parameters concerned of the project, which are appropriate for the characteristic and the evolvement law of the watercourse of ningxia section of the yellow river, the study on the experiment of the scoured pit of the dam buttress and runoff of the root rock of ningxia section of the yellow river is of important theoretical meaning and practicable value

    河道床質也不相同，仁存渡以上河段為沙卵石，以下河段為沙質。為了探索適宜黃河寧夏段河道特性和演變規律的整治方案、工程布局、工程措施及有關參數，開展黃河寧夏段河道壩垛沖刷坑和根石走失試驗研究，具有十分重要的理論意義和實用價值。
  14. The results show that reducing the water level of dam front can regulate the location of scour and fill of reservoir area and be advantageous to scouring of reservoir area, reducing the elevation of tongguan, especially to the scour of channel in reservoir region and the elevation reduction of tongguan under the favorable conditions of sediment discharge

    試驗結果表明，降低壩前水位可以調整庫區淤積部位，有利於庫區的沖刷和降低潼關高程，但有利的水沙條件對庫區河道的沖刷和降低潼關高程更明顯。
  15. Collect sub jade to pick up flowing water carry and erode sub jade come out to expose in river

    拾子玉拾子玉就是在河道中拾取流水攜帶和沖刷暴露出來的子玉。
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