雨量系數 的英文怎麼說

中文拼音 [liángshǔ]
雨量系數 英文
hyetal coefficient
  • : 雨名詞(從雲層中降向地面的水) rain
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 雨量 : rainfall; hyetal
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. So this article analyses deeply in the method of ensur ' my designing food rolume which is an important element to affect the " designimy height of bridge " it brings forward an " arverage optiminmy suiting line " method which is a bondage discommode series at the same time it puts forward a ensurmy principle for rough coefficient " and " fallimy flood proportion which are both suitable to heilongjiang province at last this article introduces the " three - days rainimy rolume " method

    本文立足於黑龍江省各種河流的洪水特點,結合以往工程實際,對影響跨河橋梁設計高度的主要因素? ?設計洪水流及其相應洪水位的確定方法加以詳細分析。提出有約束不連序列的加權優化適線法及適合於黑龍江省的河流粗糙和洪水比降的確定原則,並介紹了三日降法。
  2. According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain

    根據《隨機水文學》理論中的時間序列分析法,建立了適合三江平原井灌水稻需水預報的非平穩時序隨機模型;通過分析降隨機特性,選定季節性時序隨機模型,建立了適合三江平原井灌水稻降預報的月平均降模型;根據最小二乘法,計算出幾種常用水分生產函中的敏感指及敏感,進而得到三江平原適宜採用的水分生產函漠型及模型中敏感指的變化規律;本文提出遺傳動態規劃法( raga ? dp ) ,即採用改進的基於實編碼的加速遺傳演算法( realcodingbasedacceleratinggeneticalgorithm ,簡稱raga )與動態規劃法( dpsa )相結合,推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。
  3. Meanwhile, an artificial imitation rainfall system was developed in order to study the characteristics of city underlying surface and make experimental check up about the relative appraising index, on which 200 rainfall experiments are made, analyzing the effect of rainfall intensity to the runoff of underlying surface ; the relationship between runoff permeability and unit factor of rainfall intensity and duration ; the effect of rainfall intensity, duration, soil moisture content, and temperature to the runoff permeability ; the relationship between rainfall quantity and runoff permeability, and make mathematical imitation to the expe rimental results, to find the mutual - relationships, and make discussion about the differences between equations of fit

    同時,為研究城市下墊面的產匯流特性研製了一套人工模擬降統,並對相關評價指標進行了實測校驗。在此基礎上,進行了200多場降實驗,分析了強、歷時、土壤前期含水、溫度、降、不同下墊面和不同覆蓋度等對產匯流的影響,及各種因素對徑流的影響和相關性,建立了一定條件下歷時徑流強徑流,流徑流的函模型。
  4. By surveying the sample plot, the relations between the stabil ity of the mountai n slope of soil preparation for planting by using explosion and other factors s uch as precipitation, terrain , were studied. by using the method of quantitative t heory i, the interrelation between the damaged degrees of soil preparation progra ms by using explosion in low mountain area with abundant precipitation and terrain factors was systematically analysed, and the mathematical models relate d were developed. the results show that the precipitation in early days and the m aximum precipitation per day are the primary factors causing the soil prepara tion program damaged. the main terrain factors of the mountain slope that affect the program stability are according to their importance, slope, position and dir ection. the suitable mountain slope for soil preparation by using explosion is th e slope of less than 25

    通過典型標準樣地調查資料,探討了造林爆破整地工程的坡地穩定性與降水、地形等因子的相互關,應用化理論,對在有充分降水條件下的低山丘陵區的爆破整地工程損失程度與地形因子之間的關進行了統分析,並建立了相應的學模型,研究指出,充分的前期降水和日最大降是引起爆破整地工程損失的激發因素;影響爆破整地工程穩定性的主要地形因子是地面坡度,其次為坡位、坡向,實施爆破整地工程的地面坡度以不超過25為宜。
  5. This paper evaluates the underground water resources and its safe levels of miming, and then studies the availability of molepipe drainage, a kind of practical underground water regulation technique. starting with the elevation of underground water resources and a safe level of mining through variable system theory, this paper analyzes the conditions of underground water resources based on the well - studied determination method of determining the two hydrographical coefficients : rainfall infiltration replenishment rate and irrigation replenishment rate. then considering irrigation, rainfall, drainage and other related factors, a mathematical model is set up for the calculation of underground water storage, exploitation on water regulation

    論文從灌區的地下水資源及其可開采評價分析方面入手,在對兩個主要的水文地質參即降入滲補給、灌溉入滲補給確定方法研究的基礎上,對灌區的地下水資源狀況進行分析,依據灌區的灌溉、降、排水條件及各種現狀因素,建立了地下水資源計算的學模型,西安理工大學工程碩士專業學位論文計算得到青銅峽灌區地下水的最大補給和可開采;另外對在開發利用地下水資源過程中的地下水位的調控進行了初步的探討,在銀北灌區開展對暗管排水調控地下水位的試驗研究。
  6. Climate in this valley changes sharply with vertical difference and rainfall increases with the height. calculation indicates that the design day rainstorm amount reaches 133mm, the rainfall intensity of day storm reaches 6. 05mm / h, the design storm peak discharge is 239. 7m3 / s and 753. 0

    在計算泥石流峰值流時,因考慮到泥石流固體物質的前期含水、泥石流堵塞斷流增加的暴徑流、泥石流間歇性陣流的迭加流都會使泥石流流增加,需要在計算公式中引入一個泥石流流積累
  7. And we have got the following result : 1. the technique of storing water in soil in gneiss area of tai - hang mountain : the more water in soil before rain is, the less water capability of soil is, the time shorter of water flowing from soil is, the easier the water flows on the ground ; the soil capability of reserving water of different soil thickness is terrace > acacia land > pine land > grass land, so the soil is more thick, the soil capacity which contains water is more large ; the accumulated water that flows on the ground is remarkable related with the logarithms of rain time

    太行山片麻巖區土壤蓄水規律:前土壤含水越高,土壤可蓄水越小,出流所需時間越短,容易形成地表徑流;不同土層厚度的土壤蓄水為:梯田刺槐林地油松林地草地;累積地表徑流與降時間的對呈顯著正相關,擬合方程為w = a + blnt ,相關均大於0 . 92 ,即在降強度一定的前提下,降時間越長,累計地表徑流越多。
  8. In harnessed watershed, a is smaller and b is bigger, but they are contrary in no - harnessed watershed. the flood peak volume modulus and sediment transport modulus is also power function relationship. but parameter a and b is different largely in different watershed and the relativity is not well than relationship between runoff depth and sediment transport modulus

    a 、 b可以反映流域有無治理的差異,參a在有治理或部分治理的流域內均小於無治理流域;參b在有治理流域內則較無治理流域偏大;流域次降洪峰流與輸沙模也為冪函,但參a 、 b在不同流域之間差別較大,其相關性不如徑流深與輸沙模好。
  9. 1. based on the data of analysis, using theories and methods of mathematical statistics, two of interception models by canopy of picea crassifolia are established as follows : the regression model on the relationship between penetration rainfall ( p, ) inside forest and total rainfall ( p ) outside of forest : pj = 0. 8245p - 1. 372 ( r = 0. 99 ) ; the model on the relationship between interception rate ( ir ) and rainfall : ir = - 10. 7111n ( p ). ( r = 0. 7524 ) the results show that penetration rainfall inside forest increases with total rainfall outside of forest in linearity, and to certain extent, penetration rainfall inside by canopy also increases with total rainfall outside ; the correlations of the interception rate to rainfall and intensity of rainfall are significant and the intercepted rate by canopy of picea crassifrlia is diminished with the increase of rainfall and rainfall intensity, and increase with the increase of canopy density

    1在利用理統計原理和方法對實測資料進行綜合分析的基礎上,建立了青海雲杉林林冠截留降水模型:林內透過與降回歸模型: p _ i = 0 . 8245p - 1 . 372 ( r = 0 . 99 ) ;林冠的截留率與降的模型: i _ r = - 10 . 711ln ( p ) ( r = 0 . 7524 ) ;分析模型表明:林內透過與降呈良好的線性關,在一定的降范圍內,林內透過隨降的增加而增加;林冠截留率與降、降強度之間也呈良好的關,林冠截留率隨降和降強度的增大而減小,隨郁閉度的增加而增大。
  10. Hourly rainfall information derived from weather radars and raingauges is routinely ingested into the model for more effective simulation of rain systems fig. 4, allowing forecasters to make useful reference of the quantitative precipitation forecasts and precipitation trends provided by objective model guidance

    運作后,天氣雷達及計的每小時分析據定規地被放到模式內圖表4 ,讓模式更有效地模擬降統的演變,為預報員提供極具參考價值的定預報和降趨勢的客觀指引。
  11. The equation is y = a ebx, the interrelated coefficients are all larger than 0. 95 ; when the rainfalls are close, the volume of the surface runoff increases with the intensity of rainfall and the volume of the surface runoff is remarkable related with the maximum rain intensities of 30 minutes ; with the effect on rain harvesting acreage, the cover rate of the plants, the gradient, and the average soil thickness, the cover rate of the plants and the average soil thickness are the important factors which can affect the volume of rain harvesting. and the average soil thickness is the dominant factor. in order to get good result, we must choice the slope which the cover rate of the plants is low and the average soil thickness is thin, meanwhile increase the rain - harvesting acreage

    太行山片麻巖區坡面集規律及集技術:集與降呈顯著正相關,並且在降大於17 . 6mm時,集隨降的增加呈指形式增加,擬合方程為y = ae ~ ( bx ) ,相關均大於0 . 95 ;降相近的條件下,徑流隨降強度的增大而增大,且在片麻巖山地, 30min最大強是影響產流的關鍵因子;在集面積、植被覆蓋度、坡度以及平均土層厚度等因素的共同影響下,植被覆蓋度和平均土層厚度是影響集多少的主要因素,其中平均土層厚度是主導因素;而要想取得良好的集效果,必須在選擇植被覆蓋度低、坡面土層厚度薄的坡面的同時,加大集面積。
  12. In light of the problem of the precision of flood forecasting being influenced by the data errors of rainfall and water stage caused by the failures of the communication and the relevant equipments of the gauging stations concerned, the techniques for the automatic hydrologic data collection and transmission system such as data extraction, examination of rationality, error identification, rainfall interpolation and the intelligent error correction are studied based on the analysis on the cause of the errors occurred in the system

    摘要針對流域洪水預報和水庫調度中水位站點可能因通信和設備故障引起和水位據錯誤,而影響洪水預報精度的問題,通過分析水文遙測水情信息錯誤的原因,研究水文遙測水情據的提取、合理性檢驗、錯誤識別方法、插補、據的智能化糾錯處理等技術。
  13. System of hydrologic data collection and transmission can automatically collect, transmit and process the real time data such as rainfall, stage and discharge with the latest achievements in communication and computer technology

    摘要水情信息採集統是應用遙測和現代通信技術,實現江河流域降、水位、流據的實時採集、報送和處理的信息統,它具有傳輸小、通信網路分佈地域廣以及通信條件比較惡劣等特點。
  14. Study shows that great rainfall influences soil slope safety factor markedly, magnitude of rainfall intensity has a great influence on slope safety factor for steep slope under certain coefficient of saturated conductivity, the surface plant roots affect unsaturated zone seepage field distribution and postpone unsaturated zone moisture content ' s increase, so the soil slope safety factor is enhanced finally

    分析結果表明,在土體飽和滲透一定的條件下,強降對土坡穩定影響顯著;土坡越陡,降強度大小對土坡安全性影響就俞顯突出;土坡表層植物根的存在影響非飽和區滲流場分佈,可以延緩非飽和區含水的增大,土坡穩定得到提高。
  15. The field of water distribution is obtained by finite difference method, then it is transformed into weight field and strength field or the field of suction distribution. the safety factor of slope during the infiltration time is calculated by slice method according to the actual weigh field and strength field

    在有限差分法求得土坡水分分佈的基礎上,提出了用條分法計算土坡在降入滲各個時刻安全的思路:把水分分佈場轉化為邊坡的基質吸力分佈場(強度場)和重場,用邊坡的實際重場和強度場來進行安全的計算。
  16. The mean bulk momentum transfer coefficient cd and bulk sensible heat transfer coefficient ch is 3. 37 * 10 - 3 and 4. 47 * 10 - 3, which is slightly larger than that above desert gobi and grassland of plain and little than that above plateau. on one hand, the more unstable atmosphere is, the larger bulk transfer coefficients are under unstable conditions, on the other hand, and bulk transfer coefficients decrease as wind speed increases

    和感熱總體輸送的平均值分別為3 . 37 * 10 ~ ( - 3 )和4 . 47 * 10 ~ ( - 3 ) ,略高於沙漠、戈碩士學位論文:半干早養農業區陸面過程觀測試驗研究壁及平原草地的值,而低於高原的值;在不穩定時,層結越不穩定,總體輸送也越大,並且隨風速的增加而減小。
  17. By analyzing the rainfall data of 20 hydrological stations in the miyun reservoir basin from 1970 to 1993, the relationship between 45 heavy rainfall events and synoptic situations, nwf outputs, the forecast indexes and synoptic patterns are put forward, and 24 - hour heavy rain forecast equations of june, july, august in the miyun reservoir basin are developed

    通過整理1970 - 1993年24年間水庫流域內20個水文站資料,分析45個暴天氣樣本與歷史天氣形勢和值預報產品的關,篩選出預報指標和預報因子,使用值預報產品的解釋應用方法,根據天氣環流形勢的分型,分別組建了6 、 7 、 8月每個月份的未來24小時暴天氣預報方程。
  18. Among these 62 stations, 24 are " full " stations from which measurements of winds, temperature, humidity, pressure and rainfall are made continuously by the field systems ; there are nine stations equipped with anemometers only ; another network of eight anemometer stations located in the airport areas is dedicated for the wind analyzer system for aircraft safety ; there is also a network of 21 rain gauge stations

    (一) 24個設有全套測儀器的自動氣象站,不斷測風速、風向、氣溫、濕度、氣壓和; (二) 9個?設置風速表的自動氣象站; (三) 8個分佈於機場范圍內不同位置的風速表站,它們組成了一個網路,專門為一套風分析統提供據,以確保航空交通的安全;
  19. Furthermore, from the viewpoint of hydrological application, the types and characteristic of rainfall observation error in hydrological remote system are analyzed and a three - stepwise weight function correction method of the error in the system is developed on the basis of theory of robustified least square method

    然後根據遙測觀測資料誤差的類型和特點,結合抗差最小二乘法,提出了觀測資料誤差三步權函修正方法。每一步均利用資料誤差的不同特點,提出不同的權函進行修正。
  20. So this system is able to realize automatic collection remote data, use a low cost, have higher function. in the thesis, it is thoroughly analyzed the principle of computer network, proven the application tenet and solved the problems in the design. at the same time, an experiment on the data collection system of automatic precipitation station is done

    論文對搭建的計算機應用網路原理進行了詳細地分析,並對該統設計中應用的原理和解決的問題進行了詳盡的論證,對「自動據採集統」進行了實驗,著重於利用單片機設計遠程現場採集器部分。
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