流域產沙量 的英文怎麼說

中文拼音 [liúyùchǎnshāliáng]
流域產沙量 英文
watershed sediment yield
  • 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...
  • 域 : 名詞（在一定疆界內的地方; 疆域） land within certain boundaries; territory; region
  • 產 : Ⅰ動詞1 （人或動物的幼體從母體中分離出來） give birth to; be delivered of; breed 2 （創造財富; 生...
  • 沙 : 沙動詞[方言] （搖動以清除雜物） shake
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 流域 : [水文] watershed; basin; drainage area; catchpit; catchment area; drainage basin; feeding ground;...
  1. Through quantitative comparison of the salinity, temperature, wind, wave, current, tide, biogenesis elements, and rare elements of coral reef in the coral reef zone of the nansha islands in china with these in the open sea, it is found that the nutrients and primary productivity in the coral reef are several dozen or several hundred times higher than those in the open sea. it is indicated that, given sufficient sunlight, the coral reef eco - environment could provide very intense photosynthesis, thus pointing to the important reason why the coral reef zone is highly productive

    根據中國南沙群島珊瑚礁區的溫度、鹽度、風、浪、流、潮、生源要素、稀有元素分析並與礁外海域定量比較，得出珊瑚礁區的營養物質和初級生產力比敞海高出幾十倍到幾百倍，表明只要有充足的陽光，珊瑚礁生態環境就可以提供十分強烈的光合作用，從而證明了珊瑚礁海區高生產力的重要原因。
  2. Through the analyses of characteristics of gully thalweg and soil erosion in upland and gully land, sediment sources in small watershed, sediment yield relationship between upland and gully and ecological functions of vegetation corridor, it is considered that vegetation corridor combined with land preparation measures may block runoff and sediment from upland and reduce the amount of soil erosion in a watershed by 54. 5 % ~ 77. 0 %

    摘要在分析黃土高原地區的溝沿線、溝沿線上下溝間地和溝谷地土壤侵蝕特徵、小流域泥沙來源、坡溝侵蝕產沙關系的基礎上，結合廊道的生態功能和以往的研究結果，認為在溝沿線的上部建立草灌與整地工程措施相結合的植物廊道，來攔蓄阻截溝間地的來水來沙，可使流域的土壤侵蝕量減少54 . 5 % ~ 77 . 0 % 。
  3. The topographic feature is one of the main factors that influence the process of soil erosion and sediment yield of small watershed. the quantitative parameters of small watershed topographic feature are average watershed slope, average slope length, gully density and so on, which are based on the quantitative method of slope character and do not reflect the essential character of the small watershed topographic feature, which are complex

    地貌形態是影響小流域侵蝕產沙的主要下墊面因素之一，其量化參數一般繼承坡面地貌特徵量化方法（如坡度、坡長因子）而採用平均坡度、平均坡長及溝壑密度等參數，這些參數僅是對流域地貌形態的概化和單因子表達，沒有真正反映流域地貌形態復雜的本質特徵和相互聯系。
  4. The region of flow produce is loose embankment and the flat roof, the gully erosion chain is the main cause of the sediment yield increase

    棄土場內主要的產流區域為鬆散邊坡和平臺，坡面的侵蝕鏈是造成區域內產沙量增加的主要原因。
  5. The paper analyzes and summarizes the following laws of distinctive sediment yield produced in storm floods of the region based on predecessors ' study : storm is the main dynamic force of erosive sediment yield and storm, flood and sediment exist an inevitable relation ; the flood occurring time is concentrated with high peaks and huge volume, suddenly rising and suddenly falling and has decisive influence to the formation of a major flood peak in the middle yellow river ; the main reasons of concentrated coarse sediment of the river is severe erosive sediment yield, strong sediment transporting capacity and high sediment concentration ; the important influence of frequent or continued storm floods happened in he - long reach especially in coarse sediment concentrated region to the sediment transport of the yellow river and ; along with the increase of harnessing, regional flood trend is becoming smaller but the variation of sediment quantity is not obvious and the reaction of peak discharge and flood runoff of majority tributaries are not sensitive, showing that a general and normal engineering works can not effectively control regional major floods especially the sediment of an extraordinary flood

    摘要在前人研究的基礎上分析總結了該區特有的暴雨洪水產沙規律：暴雨是侵蝕產沙的主要動力，暴雨、洪水、泥沙之間存在著必然的關系；洪水發生時間集中，峰高量大，暴漲暴落，對黃河中游大洪峰的形成具有決定性影響；侵蝕產沙強烈而粗泥沙集中，輸沙能力強，洪水含沙量高，是黃河粗泥沙的集中來源地；河龍區間特別是粗泥沙集中來源區頻繁或連續的暴雨洪水對黃河輸沙有重要影響；隨著治理水平的提高，區域洪水有減小趨勢，但泥沙量變化不明顯，大部分支流的洪峰流量、洪水含水量反應不敏感，說明一般規模和水平的治理工程還不能有效控制區域大洪水特別是特大洪水的泥沙。
  6. Analysis of water and sediment materials from main hydro - stations in the upper reaches of the yellow river in qinghai province showed that, the area in the upper reaches of the yellow river was only 23. 4 % of the total yellow river basin, while its runoff was 47. 5 %, and sediment yield was only 3. 86 % of that of the whole basin, so it was a major area of water production and supply

    利用青海境內黃河上游主要水文測站的資料，對境內水沙來源及組成進行了分析，認為該區面積只佔黃河流域面積的23 . 4 ，而徑流量佔47 . 5 ，輸沙量只佔3 . 86 ，是黃河的主要產流區和水量供給地之一。
  7. In the early developing period and active developing period, the downside and middle part of the experimental watershed model are the active positions of soil erosion and sediment yield respectively, and the upside of the experimental watershed model in stable developing period of the watershed model. the main gully plays dominant role in the sediment yield process of the experimental watershed model

    主溝在流域模型侵蝕產沙過程中居於主導地位，主溝的產沙量占流域模型總產沙量比例保持在48 . 7 - 66 . 6之間，在主溝的泥沙沉積量所佔流域模型總泥沙沉積量的比例也保持在64 . 9 - 99 . 4之間。
  8. Based on the fractal character of the small watershed topographic feature, the spatial and temporal variation character of sediment yield of the watershed model, the dynamic developing process and fractal character of the topog raphic feature of the watershed model, and the coupling relationship between the sediment yield and the topographic feature of the watershed model are " studied by simulate experiment, fractal theory, high precise photogrammetry and gis technology. the validation research is conducted in chabagou watershed where the observation data of rainfall, sediment and runoff for 11 years is collected. the study provides new theory and method for the topographic feature quantitative research in the prediction model of small watershed sediment yield

    本文依據流域地貌形態所具有的顯著分形特徵，從模擬實驗出發，利用分形理論和方法，結合高精度攝影測量和gis技術，對流域模型侵蝕產沙時空變異特徵、地貌形態發育過程及其相應的分形特徵、流域模型侵蝕產沙與地貌形態耦合關系進行了深入研究，並以具有11年降雨泥沙徑流觀測資料的岔巴溝流域為例進行了驗證研究，為實現從單坡面侵蝕產沙模擬、預報向流域侵蝕產沙模擬、預報轉化過程中地貌形態參數的提取提供了理論和方法，為黃土高原小流域水土流失綜合治理提供了科學實踐依據。
  9. On the basis of analysis on wastewater pollution and water quality monitoring in the shaxi river basin, countermeasures are proposed in order to solve the existing problems, including adjusting industrial structure and rationally arranging industrial allocation, integrated treatment and water environment improvement, total discharge control, fulfilling the benign circulation of water environment, improving the monitoring net and capability, optimizing the allocation of water resources and water environment quality, hastening the construction of sewage treatment plants, and making the water quality of the effluents reach the national standard

    摘要在分析沙溪流域廢污水排放、水質監測等情況的基礎上，針對流域水環境存在問題，提出了沙溪流域水環境對策措施：調整產業結構，合理工業布局；實施綜合治理，改善水環境；實行總量控制，實現水環境良性循環；完善監測網路，提高監測能力；優化水資源配置方式，改善水環境質量；加快污水處理廠建設，實現達標排放。
  10. Relationship model among topography fractal dimension, runoff eroding power and sediment transport modulus was established after proposing topography fractal dimension as comprehensive quantitative index for topography by replacing rainfall erosivity with runoff erosivity. based on this model, relationship between watershed topography parameter and sediment yield were setup using the observed data from cha bagou watershed, together with parameter calibration

    提出了以地形分維數作為地貌形態綜合量化的指標，以徑流侵蝕力代替降雨侵蝕力的思想，建立了模型流域地形分維數、徑流侵蝕力與輸沙模數之間的關系模型；在此基礎上，應用岔巴溝流域實測資料，建立了流域地貌形態參數與侵蝕產沙關系模型，並進行參數率定和檢驗。
  11. By analyzing the runoff and sediment characteristics of tao river basin, it can be concluded that the main sediment - yield region is loess area between lijia village and hongqi zone where sediment yield in flood season ( june to september ) is more than 81 percent of the mean averaged over years

    分析了流域水沙特性：洮河流域泥沙的主要產地是李家村-紅旗區間的黃土地區；汛期（ 6 - 9月）輸沙量佔多年平均的81以上。
  12. Rising middle mountains abounds with steep slops and cliffs and monoclinical middle mountains high slants. this make them easy to collapse in high slants and slope failure usually happens in acclinal slopes. regional geology structure exerts an obvious constraints on the water system of the dazhaigou - haizigou valley

    斷塊隆升中山坡面多陡坡和峭壁，單斜中山的逆傾坡以峻坡為主，易產生林金沙江白鶴灘水電站庫區大寨溝、海子溝流域泥石流形成環境與流量研究料崩塌，而單斜中山的順傾坡上易形成滑坡。
  13. 5. based on the forecasting flow from the real - time forecasting model mentioned above, this thesis tentatively set up the coupling model of rainfall and suspended sediment to serve the water quality control and water supply

    通過對流域侵蝕產沙輸沙影響因素的分析，在預報流量的基礎上，嘗試性地建立降雨含沙量過程的耦合模型，以保證供水水質。
分享友人
分享到 Line

分享到臉書