滲水溝 的英文怎麼說
中文拼音 [shènshuǐgōu]
滲水溝
英文
infiltration ditch-
The first power station of jinping mountain lies in the west section of the yanglongjiang river from santan to shoupagou gully, with a double - curved arch dam of 305 - meter height and a normal water storage of 1880metres. the exposed strata of the damsite are marbles and arenaceous rocks of triassic and solution fissures have been developed in the marbles of the left - bank ' s dam abutment, and they have become a stratum of strong leakage. as a result, it has been an important problem for the dam foundation to stop leakage
錦屏一級電站位於西雅礱江的三灘至手爬溝河段,壩型為305米高雙曲拱壩,正常蓄水位標高1880米。壩址區出露的地層為三疊系雜谷腦組二段大理巖和三疊系雜谷腦組三段的砂板巖。在勘探過程中,發現左岸壩肩大理巖體中的構造裂隙和溶蝕裂隙發育,且成為強滲透地層,為此壩基的防滲成為重要問題。Three wheat cultivars, yannong 19 ( with spread plant type ), jimai 20 ( with semi - spread plant type ) and taishan 23 ( with erect plant type ), were used to investigate the wue ( water use efficiency ) change under raised bed planting with furrow irrigation and conventional flat planting with flood irrigation
摘要為尋找提高小麥水分利用效率的途徑,以株型擴張品種煙農19 、株型緊湊品種泰山23和株型半擴張品種濟麥20為材料,比較研究了壟作(小水溝內滲灌)和平作(大水漫灌)兩種栽培模式下小麥的水分利用效率。This paper analyzes the groundwater discharging course using fluidics theory and combining quay structure construction ; sets up the method of fast drainage by the dint of pipeline and blind ditch of fragment stone ; and gives the computational mathematical model for quay drainage and calculation formula for drainage process according to the principle of conservation of mass and underground percolation, which have been applied for quay ' s stability design and calculation
應用流體力學理論結合碼頭結構建設,分析了地下水排泄過程,藉助管道和碎塊石盲溝建立了港口碼頭快速排水與擋墻基床排水的方法;運用質量守恆定律和地下水滲流原理,建立了港口碼頭排水計算數學模型和排水過程計算公式,並用在了碼頭的穩定設計計算中。In the third part, a comprehensive check experiment was made on percolation irrigation and furrow irrigation : the percolation irrigation is superior to the furrow irrigation for such advantages as saving water, saving energy, increasing production, raising air temperature and ground temperature inside the shelf, lowering air humidity inside the shelf and reducing plights, and ect
第三部分對棚室番茄滲灌和溝灌進行了全面的對比試驗,通過試驗可以得出滲灌較溝灌省水、節能、增產、提高棚室空氣溫度和地溫、降低棚室空氣濕度、減少病蟲害等一系列優點。Based on the data, infiltration parameters k, ai and bi were obtained according to the flow advance and recession course of the stream in the furrow, on the base of which, the model of surge furrow irrigation was set up
基於田間實測的田間入滲及灌水試驗資料,利用灌水溝水流推進、消退過程,求得波涌灌入滲參數k , a , a _ i和b _ i ,並由此得出波涌灌的入滲模型。( 3 ) by analysis the environmental bearing capacity of emphasis leakage catchment water area, the main factor of limiting the development of the study area is the exploitation of the underground water resource and the population, thus when further constructed, it should not broaden the population scale and should to save the water quantity. dajiangou and beikang are out of the bearing capacity. real estate construction must avoid the two fields
( 3 )分析研究區內重點滲漏區匯水范圍區域的環境承載力,得出限制研究區發展的主導因素就是地下水資源開采量及人口規模,因此研究區進行建設時,不易再擴大人口規模,應盡量節約水資源用量,可引用外水,大澗溝、北康2個匯水區均超出環境承載力,在進行區域開發建設過程中,應盡可能的避開這2個匯水區。In the first chapter, the improvement and development of furrow irrigation technique, theory foundation of controlled alternate furrow irrigation, and related research advance at home and abroad were analyzed and elucidated, and the main problems needing to be studied further and to be solved were put forward. in the second chapter, the soil infiltrative parameters, irrigating water advancing and water redistribution in soil were studied by adopting the controlled alternative furrow irrigation in field
根據建立的水量平衡方程,採用模式搜索技術中的爬山法,利用infiltvs分析軟體,計算得到的不同溝灌方式灌溉水流的推進過程與利用實測資料回歸分析得到的水流推進過程幾乎完全重合,預測精度很高,因此證明本文建立的模型和分析計算方法是合理可行的,完全可用於不同溝灌方式土壤入滲參數和水流推進過程的估算。At present, the studies about the controlled alternate furrow irrigation are focused on how it affects the water physiological indexes, water consumption and yields of crops. but, some problems suc h as the soil infiltrative parameters, irrigating water advancing, water redistribution in soil, calculation of crop water requirement and water consumption, and the upper and lower limit indexes of soil moisture, guiding a field irrigation after the controlled alternative furrow irrigation is implemented in field, have not been researched systematically and deeply. if these problems could not been solved commendably, the popularization of controlled alternate furrow irrigation will be affected
然而,目前有關交替隔溝灌溉的研究還主要集中於這種灌水方式對作物水分生理指標、耗水量和產量的影響方面,而對大田採用這種灌水式后的土壤入滲參數變化情況、作物需水量與耗水量計算、以及指導大田灌溉的水分下限控制指標等與大田生產實際密切相關的幾個問題基本上還沒有進行系統的深入研究,而這些問題如不能得到很好地解決,勢必會對這種灌水方式的推廣應用產生嚴重的影響。The gullies are formed by the processes of infiltration - interflow - collapses. ( 2 ) in the slope with sand - loess, the major factors of water erosion are the rainfall intensity and rainfall amount of annual first rainfall. ( 3 ) in the region, the evolution processes of slope gully system results from alternative actions of sand deposition and water erosion
( 1 )有片沙覆蓋的斜坡小區,徑流量少,但徑流含沙率大,坡溝的形成過程是:垂直滲流坡地潛流崩塌; ( 2 )在沙黃土斜坡小區,每年春末夏初降雨的強度及降雨量是決定坡面產沙量的關鍵因素; ( 3 )該區坡溝系統的形成發育是風沙沉積、風蝕與水蝕交替作用的結果。When the three - gorge reservoir is sluiced, the underground water level will ascend obviously and mechanics parameters of the slip strip below the reservoir water level can drop further, sidaogou landslide can lose stability wholly in controlled condition influenced by buoyancy of underground water and saturation stress at water level dropping
三峽水庫蓄水后,滑體內的地下水位將明顯抬高,庫水以下的滑帶力學參數會進一步降低,受滑體內地下水揚壓力及水庫水位降落時滲透壓力的影響,四道溝滑坡在控制工況下可能整體失穩。On the basis of analyzing infiltration process to different soil and water conservation tillage measures type, a increasing infiltration r ates model for different soil and water conservation tillage measures type by using water balance equation is woke out. 4. accumulation depth and soil crust have a better affect to soil initial stage infiltration rates and a little affect to soil stable infiltration rates
( 4 )積水深度和土壤結皮對初始入滲速率影響較大,對穩定入滲速率影響不大,隨著積水深度和結皮厚度的增大,這種情況尤為顯著,如在積水深度為5cm和3cm情況下,穩定入滲速率在黃土高原溝壑區分別為0 . 57mm min和0 . 56mm min ,在黃土丘陵溝壑區分別為0 . 94mm min和0 . 93mm min ,兩者相差甚微。In the topic 1, utilizing the natural lysimeters and drainage region in wudaogou station, based on expriment and imitation methods, frist the hydrology effect of drainage has been analyzed, and then the index of water logged farm drainage and suitable ground water level have been provided. on the theory of darcy rule and farm hydrodynamics, the standard and pattern and empirical formula of farm drainage system have been presented as well, and provide scientifically foundation for drainage planning
在農田排水技術研究中,利用五道溝實驗站地中蒸滲儀和排水試驗區,採用試驗法和動態模擬法,分析了排水工程的水文效應,提出了農田排漬標準和作物適宜的地下水位埋深,採用達西定律和農田水動力學原理,提出了農田排水系統的規格、布置方式及經驗公式,為排水工程規劃提供依據。The reason for the failure of loosely residual soil slopes triggered by rainfall is that the contractive failure caused by the penetration of rainfall, giving rise to a high excess pore pressure which reduces shear strength of the soil. the soil is prone to flow slide after failure under the action of gravity due to its high moistu re content
蔣家溝地區坡殘積土斜坡在暴雨條件下的破壞是由於降雨入滲導致土體發生剪縮破壞,破壞後土體的孔隙水壓力升高形成超孔隙水壓力、土體強度降低、破壞迅速擴展所致,因而大多數斜坡呈流滑型破壞並具有突然性破壞特點。Based on the theory and method of soil water - dynamics and soil erosion, using the simulated rainfall and double - ring methods, the author systematically studied the soil infiltration law in the slope land of loess plateau
本文以陜西淳化黃土高原溝壑區和安塞黃土丘陵溝壑區為研究試驗區,應用土壤水動力學和土壤侵蝕學的原理與方法,藉助人工降雨裝置和雙環裝置,通過野外大量試驗與室內分析及計算機模擬等方法,系統地研究了黃土坡耕地土壤入滲規律。The alteration procedure of the underground water level is simulated under drizzle and storm rainfall conditions respectively adopting the coupling fem analysis program of surface flow and subsurface flow. the numerical simulation of the underground water level shows that the drain ditch installed over the slope does not have an notable effect on the underground water level
利用降雨條件下地表水入滲和產流耦合的計算程序,模擬了小降雨強度和大雨強度對地下水位變化的影響,並用數值計算給出了地表排水溝對地下水變化的影響不是很顯著的結論。On the basis of analyzing factor ( soil particle composition, soil bulk density, water stable aggregate content, antecedent soil moisture, slope gradient, rain intensity, accumulation depth and soil crust, soil and water conservation tillage measures ) affecting soil infiltration rates, several relation models was obtained ; analyzed in detail different soil and water conservation tillage measures intensifying infiltration rates, while there have the same rainfall condition, the increasing infiltration rates of contour tillage and artificial digging and artificial hoeing in gully areas of loess plateau are 67 % and 41 % and 29 % ; the increasing infiltration rates in hilly areas of loess plateau is 45 % and 22 % and 14 %
在相同的降雨條件下,黃土高原溝壑區等高耕作與直線坡相比,可提高入滲67 ,人工掏挖可提高入滲41 ,人工鋤耕可提高入滲29 ;黃土丘陵溝壑區等高耕作可提高入滲45 ,人工掏挖可提高入滲22 ,人工鋤耕可提高入滲14 。並根據黃土高原超滲產流的概念和水量平衡方程,建立了不同水土保持耕作措施強化入滲速率模型。The objectives of this study are : ( 1 ) collect the basis data about soil physical properties, soil moisture, infiltration and evapotranspiration in the catchment scale for developing a catchment hydrological model, based on the dtm, ( 2 ) provide the hydrological information in the catchment scale for developing agricultural production, vegetation rehabilitation, and reasonable land using in this region. the main conclusions drawn from this study are : ( 1 ) the soil physical properties, including bulk density, saturated soil moisture, field capacity, and wilting moisture, were measured at 56 plots across the catchment
為此,本文以黃土高原溝壑區典型小流域?王東溝為研究對象,通過大量的野外測定和室內分析,系統研究了流域土壤容重、土壤飽和含水量、田間持水量、萎蔫濕度、土壤入滲性能、土壤含水量和蒸散量的空間變異性,以期為該區農業生產、植被恢復和土地合理利用等提供科學的依據,同時為建立基於數字高程模型( dtm )為基礎的流域水文模型積累基礎資料。Seepage analysis and infiltration quantity calculation of huanggou pumped - storage power station upper pond
荒溝抽水蓄能電站上庫滲漏分析及壩基滲漏估算Don ' t keep under my feet while i ' m trying to mend the sink
我在想法修這條滲水溝,不要礙我的事。Green crab happy event is fed carrion, also prey alga, be in at the shallow sea of warm and low salinity habitat the river that has briny infiltration emerges channel depression yi ke lives for a long time, green crab is one of crab of important edible sea
青蟹喜食腐肉,也捕食藻類,棲息于暖和而低鹽度的淺海在有海水滲入的河涌溝窪亦可長期生活,青蟹為重要食用海蟹之一。分享友人