河川系統 的英文怎麼說

中文拼音 [héchuānxìtǒng]
河川系統 英文
river system
  • 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...
  • 川 : 名詞1 （河流） river; stream 2 （平地; 平野） plain: 800里平川 a vast eight hundred li plain; 米...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 統 : Ⅰ名詞1 （事物間連續的關系） interconnected system 2 （衣服等的筒狀部分） any tube shaped part of ...
  • 河川 : stream; river河川防洪 river flood control
  • 系統 : 1. （按一定關系組成的同類事物） system 2. （有條理的;有系統的） systematic
  1. The yanchang formation of upper triassic in north shaanxi is major terrigenous clastic system deposited in fluvial - latchstring environment, under the influence of the llocyclicity factor which include indosinian tectonic, eustacy, sedimentary supplies and the autocyclicity factor. in late triassic, north shaanxi was divided into two parts bounded by zhidan - ganquan - yichuan demarcation line

    陜北地區上三疊統延長組是以河流一湖泊相為特徵的陸源碎屑巖系，當時的陜北地區，以志丹?甘泉?宜川沿線為界，南側以明顯的斜坡向深湖盆地過渡，北部則為一地形平緩的淺水臺地。
  2. Based on 3 - d seismic well and logging data, mainly by means of advanced seismic theories of reservoirs prediction and other corelational multidisciplinary, an extensive and indepth studying on the tight sandstone reservoir with fracture of the second part of the xujiahe formation in west sichuan depression has been carried out. a series of theoretical viewpoints and research fruition are concluded as follows :. 1 on the basis of analysis of the regional and local structure characteristics and evolution, a conclusion comes in to being : inchoate and nowadays structure traps and the match model between structure and fracturation system are the main factors in controlling the formation of effective traps

    本文綜合利用三維地震、鉆井、巖心、測井資料，採用地震儲層預測方法為主線的多學科綜合研究思路對川西坳陷上三疊統須家河組二段緻密裂縫性砂巖儲層進行了較為廣泛、深入的研究和探索，取得以下一系列理論認識和研究成果： 1 、通過區域及局部構造特徵及構造演化史分析，認為古今構造圈閉、構造與斷裂系統配置關系是控制有效圈閉形成的主要因素。
  3. When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge

    以75000km ~ 2的川中丘陵地區為試點研究區，繪制了該地區新模型的參數等值線圖，率定了不同設計頻率的改正系數，使設計者只需在地形圖上獲取集水面積，河道平均坡降和流域形狀系數，在參數等值線圖上查得橋涵所在地的相應參數，使用計算器即可迅速計算出設計流量，大大縮短了設計周期，且精度較高，設計的洪水流量一般低於傳統方法，從而可減小橋涵跨徑，節省投資。
  4. It protects freshwater ecosystems by reducing the amount of water extracted from rivers and lakes

    此保障了新鮮水的生態系統，藉由減少水從河川及湖泊的的壓榨量而來。
  5. The executive yuan has organized a plan to address the problem of water pollution. it plans to establish sewage systems in the 12 most polluted areas, which are home to more than 12 million people. this nt 43. 1 billion us 1. 3 billion project hopes to bring the habitants in these areas fresh drinking water in seven years time

    針對水污染的問題，行政院也計劃撥放四百三十一億元的經費進行改善，行政院方面將在十二處重度河川污染地區興建地下污水處理系統，等這個計畫在七年後完工，高達一千二百萬人的飲水問題將可望獲得部分紓解。
  6. The impacts of soil and water conservation on river flow and soil - hydrology of jia - lu - he, tu - wei - he, pian - guan - he and qiu - shui - he catchments have been analyzed by the simulation and on - spot measuring methods according to data of during 1950 ' s to 1990 ' s. the selected catchments of the above four all are in the key area of soil and water conservation on the loess pleatu. the main results are as follows. the trend, reasons and critical year of annual river flow " change have been researched by rank correlation and maximum deviation division

    本文以黃土高原水土保持重點區的佳蘆河、禿尾河、偏關河和湫水河等四條流域為代表，採用定量與定性、模型模擬與實測對比相結合的方法，系統分析了上世紀50 90年代時段內水土保持對河川徑流及土壤水文的影響，取得主要結果如下：採用秩相關和極差分割等定量評價方法，分析了四條支流徑流量變化趨勢、變化原因及發生明顯變化的臨界年份。
  7. This master thesis aims at developing a remote monitor and control system for the circumstance of a river in qionglai of sichuan province

    本碩士論文針對四川省邛崍市一個灌溉河流的遠程測量與控制的實際需求研製一套水情遠程監控系統。
  8. In 1996, this mill had a machine - made paper output of 900 tons and a profit and tax teach reach to 4. 2 million yuan, ranking fourth among the industrial enterprises in linfen prefecture

    產品除主要供應本省出版系統印刷課本書刊外，暢銷北京上海陜西四川河南湖北等省市，並出口埃及巴基斯坦及東南亞國家。
  9. Abstract : in the face of historical opportunity of state carrying out west development strategy, raising returning the grain plots to forestry and grass and rebuilding mountains and rivers beautiful, points at trunks stream area of tarim river especially green corridor ecology worsen real problem of lower reaches, analyzes actual reasons of producing problem, under the premise of clearing and definiting returning the grain plots to forestry ( grass ) is main measure of improving ecology, expounds effects and meaning of returning the grain plots to forestry ( grass ) for improving ecology of the region, discusses returning the grain plots to forestry ( grass ) should master and handle improving ecology with economic development, improving ecology with agricultural structure regulation, the relationship of modern technology appliance with traditional style and approaches reasonable forestry and grass proportion and scientific combining style of forestry and grass in carrying out returing the grain plots to forestry ( grass )

    文摘:在國家實施西部大開發戰略，提出退耕還林（草） ，再造山川秀美的歷史機遇面前，針對塔里木河幹流區尤其是下游綠色走廊生態環境惡化的現實問題，分析產生問題的具體原因，闡明在合理開發、利用和配置水資源的前提下，退耕還林（草）是改善生態環境的有力措施以及實施退耕還林（草）對改善該區域生態環境的作用和意義，論述退耕還林（草）應掌握和處理好改善生態與經濟發展、改善生態與農業結構調整、現代技術應用與傳統方式的關系，探討退耕還林（草）中合理的林草比例及科學的林草結合方式。
  10. In the face of historical opportunity of state carrying out west development strategy, raising returning the grain plots to forestry and grass and rebuilding mountains and rivers beautiful, points at trunks stream area of tarim river especially green corridor ecology worsen real problem of lower reaches, analyzes actual reasons of producing problem, under the premise of clearing and definiting returning the grain plots to forestry ( grass ) is main measure of improving ecology, expounds effects and meaning of returning the grain plots to forestry ( grass ) for improving ecology of the region, discusses returning the grain plots to forestry ( grass ) should master and handle improving ecology with economic development, improving ecology with agricultural structure regulation, the relationship of modern technology appliance with traditional style and approaches reasonable forestry and grass proportion and scientific combining style of forestry and grass in carrying out returing the grain plots to forestry ( grass )

    在國家實施西部大開發戰略，提出退耕還林（草） ，再造山川秀美的歷史機遇面前，針對塔里木河幹流區尤其是下游綠色走廊生態環境惡化的現實問題，分析產生問題的具體原因，闡明在合理開發、利用和配置水資源的前提下，退耕還林（草）是改善生態環境的有力措施以及實施退耕還林（草）對改善該區域生態環境的作用和意義，論述退耕還林（草）應掌握和處理好改善生態與經濟發展、改善生態與農業結構調整、現代技術應用與傳統方式的關系，探討退耕還林（草）中合理的林草比例及科學的林草結合方式。
  11. Based on the longtime hydrological observation records during the years from 1956 to 1995, properties of precipitation of weihe basin in shaanxi province of different time scale ( including month, year and decade scale ) is analyzed by the method of contrasting properties, correspondingly change characteristics of runoff are also discussed by means of statistics, hence response relationship between runoff and precipitation is revealed, and the main reasons affecting amount of runoff are pointed out

    摘要根據1956 - 1995年的實測水文資料（降水和河川徑流量資料） ，採用特徵值對比方法，對陜西省境內渭河流域不同時間尺度內降水特徵進行分析，並對流域內多年徑流變化也做了相應的統計分析，從而揭示河川徑流對降水變化的響應關系，並確定出河川徑流變化的主要原因。
  12. Based on the conclusion of the research part as the theory foundation, the thesis took the yellow river lan zhou port landscape planning as the practical research subject. through the researching analysis to the current landscape resources, this thesis puts forward the strategies of landscape planning as the planting palatial system, public palatial system, architectural palatial system and the typical landscape components of the riverside towns of mounts and valleys on loess plateau, and takes some chances as the modeling planning

    實踐篇是以研究篇的研究結論為理論基礎，結合黃河蘭州段景觀規劃設計為實踐研究對象，通過對現狀景觀資源的調查分析，對黃土高原「川穀型」濱河城鎮濱水區的綠化空間系統、公共空間系統、建築空間系統以及濱水區的典型景觀要素提出了景觀規劃設計的策略，並進行了示範性規劃設計嘗試。
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