坡面沖刷 的英文怎麼說
中文拼音 [pōmiànchōngshuā]
坡面沖刷
英文
downwash-
Firstly, the main deformation and destruction forms of high loess slope and its deformation and destruction mode are brought forward. the forms are : collapse, slumping, slope wash, slope peeling, sliding mass deformation by collapsibility, and a very little seen form : mudflow
根據野外調查和前人的研究資料，概括總結出黃土高邊坡有如下幾種破壞形式：滑塌、崩塌、坡面沖刷、坡面剝落掉塊、坡體濕陷變形以及並不多見的泥流。With the research on design and construction specifications of subgrade slope protection, the author in this paper, based on the success experiences of subgrade slope protection all over the country, and considers the advanced technology and experience of abroad, analyzes the slope distress types and causes, and studies systemically the applicability and structure character of these slope protection model, then recommends the typical slope protection model which can used in the most area of our country ; according to the analysis and researches on the types of slope protection, this paper states selection principle of slope protection ; to get the statistical relations between slope surface erosion volumes and related factors, grasp the law of slope surface erosion on the whole, the simulate test of slope surface erosion is done in laboratory ; the drawing library software of typical slope protection is programmed by application the skill of autocad 2000 redevelopment and the tool of vba
本文結合《路基邊坡防護設計與施工技術規范》課題的研究，在分析總結全國各地邊坡防護設計、施工方面的成功經驗的基礎上，借鑒發達國家公路路基邊坡防護的先進經驗和技術，剖析了路基邊坡的病害類型和原因，對各種類型的適用性及構造范圍進行了系統全面地研究；推薦出了適合我國大部分地區的邊坡防護型式；提出了防護類型選擇的原則；進行了室內邊坡坡面沖刷模擬試驗，得出填方路基坡面沖刷量與有關因素的統計關系，從宏觀上了解坡面沖刷的主要規律；應用autocad2000二次開發技術，運用vba開發工具，開發了邊坡典型防護型式圖庫。The reason to creates this kind of destruction to be very many, the main of them is that the apron partially has not been able fully to display it to eliminate energy affect so causes the ditch bed to wash out, forms flushes the pit, leading to the apron, to guard against flushes the trough and both banks slope protection destruction, for a long time, disappear power design of plunge basin and layout have been focused on disappear power. but not to give the enough value on uses the sea to inundate the section to disappear power and adjust speed to reduced downriver washes out
水閘閘下沖刷破壞的部位絕大多數發生在消力池下的海漫和防沖槽處，造成這種破壞的原因很多，其中很大一部分是由於海漫部分未能充分發揮其消能作用而引起渠床沖刷，形成沖坑，導致海漫、防沖槽及兩岸護坡的破壞。一直以來，人們把消能的研究重點放在消力池的消能設計及平面布置上，而對海漫段消能及調整流速功能研究甚少，至於對海漫加糙水流運動建立數學模型，在國內外還很少見相關的論文資料。The hillslope erosion processes include soil separation, sediment transport and sediment precipitate, which these three process result from the rainfall splash erosion and runoff erosion. to study and analyze the happening and developing conditions of hydraulic, soil and terrain, and the mechanisms of transitions and influences of these processes each other is the prerequisite to set up physical model of soil erosion
坡面侵蝕過程包括降雨濺擊和徑流沖刷引起的土壤分離、泥沙輸移和沉積3大過程，研究和分析這些過程發生、發展的水力、土壤、地形條件以及各過程間相互轉化、相互影響的機理，是建立土壤侵蝕物理模型的前提條件。( 2 ) the results of the rainfall - affected runoff scouring experiments in lab. when the rainfall intensity was less than l. omm / min, the soil erosion caused by the combination of rainfall and the upslope runoff was more than that caused by only the simulated rainfall. when the rainfall intensity was more than 2. 0mm / min, the upslope runoff strengthened the effect of the runoff yielded in the local area on the dyke slope surface, and the effect increased with an increase of rainfall intensity
2 、室內模擬降雨+放水沖刷試驗結果雨強小（如i 1 . 0mm min ）時，上游注入水量對戧坡侵蝕作用比降雨在戧坡上所產生徑流的侵蝕大；雨強大時（ i 2 . 0mm min ） ，上游水量下泄與當地降雨徑流一起增強對戧坡面的侵蝕作用，雨強越大，侵蝕作用也越大。Relationship between velocity of slope flow and sediment generation during erosion
沖刷條件下坡面水流速度與產沙關系研究Abstract : because the shenfu - dongsheng mine area is located in intermediate of arid and semiarid zone, its ecological environment is very fragile. based on the fragileeco - environmental, the coal mining and construction have brought out some new environmental problems. man - made debris flow problems is the most serious of them which caused by coal mining, construction of railway and highway as wellas exploiting stone. through a great deal of experiments of artificial simulation setting water rushing to two types of slope debris flow and debris flow gully in shenfu - dongsheng mine site, the characteristics is favourable to formation of debris flow ; ( 2 ) the waste gangue is easy to initiate and is main solid material of debris flow in this area ; ( 3 ) the whole debris flow process could be observed through the model simulation experiment of debris flow gully. at present, this experiment method is the best way to analyze debris flow genesis and process
文摘:神府東勝礦區位於黃土高原北部乾旱半乾旱過度地帶，由於煤田的大量開采，誘發了大量的環境問題，尤以人為泥石流最為嚴重.本文以神府-東勝礦區人為泥石流為研究對象，採用人工放水沖刷模擬實驗的方法，分析了坡面型和溝谷型泥石流源地鬆散體起動、產沙、泥石流過程的特性，所得結論為: （ 1 ）放水歷時長、強度大，有利於泥石流的形成; （ 2 ）棄土石渣易起動，是該區泥石流固體物質的主體; （ 3 ）溝道型泥石流放水沖刷模擬實驗，便於觀測泥石流的全過程，坡面型泥石流放水沖刷模擬實驗，利於統計產沙、觀測侵蝕形態Because the shenfu - dongsheng mine area is located in intermediate of arid and semiarid zone, its ecological environment is very fragile. based on the fragileeco - environmental, the coal mining and construction have brought out some new environmental problems. man - made debris flow problems is the most serious of them which caused by coal mining, construction of railway and highway as wellas exploiting stone. through a great deal of experiments of artificial simulation setting water rushing to two types of slope debris flow and debris flow gully in shenfu - dongsheng mine site, the characteristics is favourable to formation of debris flow ; ( 2 ) the waste gangue is easy to initiate and is main solid material of debris flow in this area ; ( 3 ) the whole debris flow process could be observed through the model simulation experiment of debris flow gully. at present, this experiment method is the best way to analyze debris flow genesis and process
神府東勝礦區位於黃土高原北部乾旱半乾旱過度地帶，由於煤田的大量開采，誘發了大量的環境問題，尤以人為泥石流最為嚴重.本文以神府-東勝礦區人為泥石流為研究對象，採用人工放水沖刷模擬實驗的方法，分析了坡面型和溝谷型泥石流源地鬆散體起動、產沙、泥石流過程的特性，所得結論為: （ 1 ）放水歷時長、強度大，有利於泥石流的形成; （ 2 ）棄土石渣易起動，是該區泥石流固體物質的主體; （ 3 ）溝道型泥石流放水沖刷模擬實驗，便於觀測泥石流的全過程，坡面型泥石流放水沖刷模擬實驗，利於統計產沙、觀測侵蝕形態Overall, the average deposit slope, changes in cross sections, scouring hole, and sediment discharge of downstream channel of dam no. 4 increased with deeper opening depth of dam no. 3
由實驗結果得知，隨三號壩壩體在斷面拆除深度加深時，四號壩下游的淤砂坡度、斷面變化、沖刷坑與輸砂量變化會隨之增大。The characteristic of top soil will changed by splash erosion and surface erosion, accordingly to alert the route of runoff and seepage and work to unconsistenty of soil erosion
棄土場坡面地表土壤特性隨著降雨擊濺和徑流沖刷的作用而發生變化，從而影響區域內徑流和滲流途經，造成坡面產流的不一致性。The paper establishes a mathematical model for calculating soil erosion modulus and a method for calculating new soil loss by using annual rainfall data and individual rainfall data, taking the outcomes of tests and study of natural rainfall, artificial rainfall and washout as a basis, rainfall erosion force, soil resistance to erosion and ground slope as main factors and combining with the study on new soil loss in typical regional development and construction
摘要以天然降雨、人工降雨、放水沖刷等試驗研究成果為基礎，結合典型區域開發建設新增土壤流失分析的研究成果，以降雨侵蝕力、土壤抗沖性和地面坡度為主要因子，建立了用年降雨資料和次降雨資料計算土壤侵蝕模數的數學模型和開發建設新增土壤流失量的計算方法。On the basis of on - the - spot investigation and information, this article puts forward the stratum separation scheme and field criterion for projects in gansu loess areas ; presents the geological structure model of the natural slope in this area for the first time ; counts and analyses the parameter of the loess ; analyses the stability of loess cut with the method of ultimate balance and finite element ; recommends different transect forms for the cut subgrade in gansu ' s loess areas ; evaluates these forms with grey system theory concerning stability, economy and anti - scour capability ; finally, puts forward the design method and procedures of reasonable heavy cuts transect
本文通過大量的現場調查和資料收集，提出了甘肅省黃土工程地層劃分方案和野外判定標準；首次提出了甘肅省黃土自然邊坡的不同地質結構模型；統計和分析了甘肅省黃土的土性參數；運用極限平衡法和有限元法對黃土路塹高邊坡穩定性進行了分析；推薦了甘肅省不同黃土地區路塹高邊坡的斷面形式，並結合穩定性、經濟性和抗沖刷性能，應用灰色系統理論對其進行評價；最後，提出了黃土路塹高邊坡合理斷面設計方法和設計步驟。分享友人