降雨面積 的英文怎麼說

中文拼音 [jiàngmiàn]
降雨面積 英文
rain area
  • : 降動詞1. (投降) surrender; capitulate 2. (降伏) subdue; vanquish; tame
  • : 雨名詞(從雲層中降向地面的水) rain
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • 降雨 : rainfall降雨持續時間 time of the duration of rainfall; 降雨歷時 rainfall duration; 降雨時數 rainf...
  • 面積 : [數學] area
  1. Mackerel sky, not twenty - four hours dry describes the deterioration of weather after the appearance of cirrocumulus clouds. although it may be bright at the beginning, the weather will deteriorate in half a day s time as the cyclone or front approaches. as they pick up more moisture, the cirrocumulus clouds thicken and extend downward to become low - level clouds which bear rain

    魚鱗天,不也風顛是形容卷雲出現後天氣轉壞的狀況,雖然初時天氣明朗,但約半天光景后,天氣會隨氣旋或鋒的移近而轉壞,風速增強,卷雲也會隨著水氣增加而逐漸增厚,雲層向下伸延轉為低層雲,產生
  2. ( 5 ) parameterization of infrared satellite cloud imagery and its application in rainfall predication obvious correlation exist between the probability of rain and parameterization estimate such as average brightness temperature ( tb ), brightness temperature variance ( f ), equivalent cloudage ( cn ), brightness temperature area index ( al - the first a5 - the fifth grade, a6 - the sixth grade )

    ( 5 )衛星雲圖參數化及在預測中的應用紅外衛星雲圖參數化估計值,與局地過程的發生、發展具有較為密切的關系。相關較密切的參數有平均亮溫、亮溫方差、等效雲量、亮溫指數( 1級、 5級、 6級) 。
  3. Rainfall frequency and amount are thus crucial factors in determining the position of deposition in a soil profile.

    次數和量是左右溶質在土壤剖中沉位置高低的決定性因素。
  4. 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,每年春末夏初的強度及量是決定坡產沙量的關鍵因素; ( 3 )該區坡溝系統的形成發育是風沙沉、風蝕與水蝕交替作用的結果。
  5. With the same slope gradient and slope length, the soil erosion on the dyke slope caused by the runoff mainly depended on the factors such as the runoff, flow velocity, rainfall intensity, rainfall duration, as well as the up - slope drainage area of dyke slope

    坡度、坡長一定時,徑流對戧坡的侵蝕主要與徑流量、流速、強、歷時,戧坡以上匯聚水量或集水有關。
  6. Flooding occurs when rainfall is so high that natural or engineered drainage fails to drain away the surface runoff. floods are usually fairly transient in the urban areas

    率超過天然或人造排水系統的負荷時,聚地水便不能及時排去,因而引致水浸。
  7. The approach for dealing with the upper surface boundary conditions to adapt the complicated situation such as infiltration of precipitation or irrigation, surface ponding, runoff formation, evaporation and evaportanspiration as well as the alternative occurrence of these situations are proposed

    提出了適應灌溉、蒸發等復雜的上邊界條件的處理方法,可以用來統一計算土壤剖灌溉入滲、地表水、地表產流、蒸發、蒸騰以及當這些現象交替出現時的水分運動過程。
  8. In early september 2004, several days of torrential rainfall triggered severe flooding in large areas of china s north - eastern sichuan province. during the disaster, the heaviest of its kind in two centuries, hundreds of thousands of homes were submerged

    今年九月初,四川東北地區連續多天下滂沱大,造成大的水災,情況之嚴重被形容為二百年來僅見,淹水的房屋數以十萬計。
  9. 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

    侵蝕過程包括濺擊和徑流沖刷引起的土壤分離、泥沙輸移和沉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。
  10. Thus it is very difficult to calculate the spill volume and water quality because they involve many processes such as rainfall, yield runoff of rainfall 、 flow concentration of surface runoff, ground pollutant build up 、 washout, the flow concentration of combined drainage system and cso

    其中,合流制排水系統的溢流水量、水質的確定涉及到,地產流、匯流,地表污染物的累、沖刷,污水在管渠中的匯流以及溢流等多種因素,採用一般方法很難定量計算。
  11. Based on the analysis of crop structure and crop yield according to the statistic data in 1949 ~ 2000 year. the total water consumption of main crops and the amount of rainwater utilized have been calculated. the rapid increase in water demand for crops production after the late eighties is the one of main reasons of the water resources crisis in baoding area. the efficient precipitation, the water demand and the deficiencies of main crops in different typical years and in different growth period in baoding plain have been studied in detail. the factors of water use efficiency of different crops have been put forward through the analysis of test data in typical year

    本文利用保定市1949 2000年主要農作物的種植與產量統計資料,在分析了歷年種植結構變化、單產變化的基礎上,明確了歷年糧食總產變化情況,計算了歷年糧食生產的總需水量及其變化;根據農作物的水資源的變化規律,分析了歷年用於糧食生產的有效水量;得出了保定市農業用水量從90年代中後期大幅度增加而有效量的明顯減小,是造成保定市水資源供需矛盾突出的主要原因之一。
  12. In order to solve this problem, this thesis puts forward a hypothesis : to any type of basin underlayer, its hydrological response is constant and independent of its area and position

    為了解決這一問題,本文提出一個假設:對任何一類流域下墊,其水文響應(徑流關系)是固定的,不會因其、位置等因素而發生變化。
  13. But uneven rainfall distribution, rapid draining down of surface runoff, the lacking of subterranean sources, and terrace - type developments all over the foothills on the northern part of the island were major constraints. water resource development in the lower half of he 19th century was indeed a formidable task

    量分佈不平均、地表水源容易流失、地質不能儲存大量地下水、可開發的平地少,以及平地分散等種種障礙下,香港在十九世紀下半期要開發水資源,可謂困難重重。
  14. Although hong kong is relatively small in land area, its steep terrain and high summer rainfall mean it boasts hundreds of streams, rivers and open storm channels or nullahs right across the territory

    香港土地雖然不大,但地勢丘陵起伏,加上夏季量高,因此有許多溪澗河流水溝和大明渠。
  15. 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

    太行山片麻巖區坡規律及集技術:集量與量呈顯著正相關,並且在量大於17 . 6mm時,集量隨量的增加呈指數形式增加,擬合方程為y = ae ~ ( bx ) ,相關系數均大於0 . 95 ;量相近的條件下,徑流量隨強度的增大而增大,且在片麻巖山地, 30min最大強是影響產流的關鍵因子;在集、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量多少的主要因素,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、坡土層厚度薄的坡的同時,加大集
  16. Iii ) the result from simulating rainfall on watershed model indicats that changes of projective area, surface area and volume represented development of watershed physiognomy. volume of model body decreased and projective area and surface area increased with developing process of watershed model. when development of gully trending to stablization, projective area become stable and surface area changed fluctuantly

    ( 3 )流域模型的模擬實驗觀測結果分析表明:流域模型地貌的發育演化主要體現在其投影、表和相對體的變化上;流域模型投影和表在整個試驗過程中一致增大,當溝道發育逐漸趨于穩定時,投影變化也趨于穩定,表則呈現出波動性變化。
  17. But on the later condition the trend of accumulation turned to be stable in the w3 treatment ( vseawater / v pure water = 1 ) - in root zone soil, variation of sar value accorded with total salt accumulations and sometimes decreased at the treatment where the v seawater / v pure water > 1. contents of cl - and na + which were the main ions and leached obviously in 0 - 60cm soil were greatly influenced by rainfall, but the rainfall did not affected the contents of ca2 +, mg2 + and k + whose ability of leaching is worse than that of cl - and na + in the root zone soil obviously. the vertical distribution of salt ions in the 0 - 60cm soil were mainly affected by the ratio of v seawater / v pure water in the irrigation water on the condition of not enough rainfall, but on the cont

    海水灌溉下,耕層土壤中鹽分含量受量影響很大,足夠的條件下,鹽分不會累,量較低時,鹽分累明顯,但在50海水處理下趨于平衡狀態;耕層土壤sar值的變化情況和鹽分含量變化情況相一致,在灌溉水中海水濃度大於50時有所下;土壤中主要鹽離子為cl ~ -和na ~ + , 0 - 60cm土層內, na ~ + 、 cl ~ -明顯的向土壤底層遷移,其在土壤中的含量受影響顯著,而ca ~ ( 2 + ) 、 mg ~ ( 2 + )和k ~ +在土壤中遷移能力較低,其含量受影響較小; 0 - 60cm層次土壤鹽分的縱向分佈在量較低的條件下主要受灌溉水中海水濃度的影響,而在充分的條件下,地覆蓋程度成為重要的影響鹽分和水分脅迫下菊芋的生理響應及其海水灌溉研究因子之一。
  18. 2. on the basis of analyzing experimental data for slope land of loess plateau in different slope gradient and rain intensity and soil and water conservation tillage measures, using curve - fitting techniques, a soil infiltration rates model was woke out, the accuracy of the model is tested by a series of experiment data, the result of these indicate that the soil infiltration rates model is accurate and has good stability for slope land of loess plateau. 3. using soil infiltration rates and runoff time and wetting frontal surface depth of soil infiltration reflect effect of factor affecting soil infiltration rates

    ( 3 )採用土壤穩定入滲速率、坡開始產流時間、土壤濕潤鋒下滲深度三個指標來反映坡耕地土壤入滲影響(土壤性質、土壤初始含水率、地坡度、強度、水深度、水土保持耕作措施等)因素效用大小,建立了各因素與三個指標的關系模型,詳細分析了不同水土保持耕作措施強化土壤入滲的影響,其中等高耕作作用最為顯著,其次是人工掏挖和人工鋤耕。
  19. To solve this problem, the model of steady state water line in rock crack during the rain is built in cha5. the author applies correlative seepage theories on this model to found the calculate method. then the practicality formula of hydrostatic pressure in dangerous rock is supplied

    針對危巖靜水壓力計算嚴重偏於保守的情況,靜水作用方,本文通過建立過程中的巖體裂隙水穩態滲流模型,運用滲流的相關定理建立穩態水位的計算方法,進而提出靜水壓力的實用計算公式。
  20. Simply stated, pmp is the greatest amount of rain that can possibly fall in a given duration over an area of given size according to hydrometeorological principles

    簡單來說,可能最大水,就是在指定的時間內和地理上,根據水文氣象原理所能得到的最大量。
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