precipitation well 中文意思是什麼

precipitation well 解釋
沉澱盒
  • precipitation : n. 1. 猛然摔下,落下。2. 猛沖;急躁,輕率,魯莽。3. 【化學】沉澱(作用);降雨(量);(雨、雪等的)降落。
  • well : n 1 井。2 泉水;源頭,來源。3 坑,穴,凹處;【礦物】礦井,豎坑;【軍事】(地雷的)井坑;【建築】...
  1. The dissertation has upstanding reference value to underwater geomorphological measurement system, for instance reservoir region, lakes, as well as measuring the flotage and underwater precipitation

    本論文對於水庫、湖泊等水下地形地貌測量具有良好的參考價值,也可用於海洋探測及對水中漂浮物或水下沉澱物的測量。
  2. This procedure can imitate the single well pumps water the chronometer calculates at all point water level in district declines deep with horary variety ; study the sport law of the rivers ; solve definitely flow draw water issue wanton boundary the wells of termses, predict that dives under water in the location, guide and construct and excavate the progress, appraise the rationality of the precipitation scheme

    此程序可以模擬單井抽水時計算區域各點水位降深隨時間的變化,研究水流運動規律;求解任意邊界條件下的井定流量抽水問題,預測潛水位,指導施工開挖進度,評價降水方案的合理性。
  3. The modified zndx in comparison with others is well indicative of the severity and extent of flood / drought event and of more objective classification of them, which is therefore quite applicable to a extended area. ( 3 ) the main anomaly structures of grades of drought / food in summer over northwest china present pluvial pattern and dry pattern in all the areas, and spatial changes are opposite pattern from the noth to the south and the west to the east. the first four rotated loading vector fields represent four principal precipitation anomaly areas : the weishui river basin, east of the qinghai - xizang plateau

    但修訂過的zndx指數根據氣溫、土壤濕度及前期氣候濕潤度等因子能夠客觀的反映出西北地區的旱澇特徵。 ( 3 )西北地區季與年區域旱澇等級表明:西北地區的乾旱雨澇有顯著的階段性和年際變化特徵。 1980 』 s到1990 』 s中期,氣候較濕潤,土壤濕度增墑較明顯; 1990 』 s中期以後是40年乾旱最異常的時段; 1960 』 s旱澇交替發生,旱澇趨勢接近常年; 1970 』 s氣候雖乾旱,但沒有1990 』 s中後期顯著。
  4. There is a vaporizing layer below 0 layer and it is far thick, which may be one of the important reasons of small precipitation on ground ; in the paper the cloud and the rain drop size distribution in warm layer of stratiform cloud are calculated and analyzed. it is found that n ( d ) = n0dnexp ( - a d ) can express the size distributions of little cloud drops, big cloud drops and rain drops. the observational and calculated results are well matched

    在零度層以下蒸發層的存在,且比較深厚,應是導致地面雨強較小的重要因素之一;本文對暖層的雲滴譜和雨滴譜進行了計算,對小雲滴、大雲滴和雨滴分佈可以用同一種形式的分佈密度函數多階函數n ( d ) = n _ 0d ~ nexp ( - d )來表示。
  5. With cohort analysis and a constructed residence life table, the paper depicts the process of floating population ' s gradual precipitation and concludes that the longer migrants are living in the city, the bigger the probability for their long term residence is, and the longer their remaining expectant residence years are as well

    研究發現,外來人口在城市中「不斷沉澱」 、累積地沉澱,居留時間越長繼續長期居留的概率越高,居留時間越長繼續預期居留時間越長。
  6. Carry on computational analysis and compare the model with actually with ideal model and project, have drawn some basic laws during the hole precipitation of the base of well of horizontal well

    用理想模型和工程實際對模型進行計算分析和對比,得出了水平單井在基坑降水中的一些基本規律。
  7. For 2h, the osc and special surface area decreased sharply, meaning a bad thermal stability. the osc and special surface area of the samples prepared by precipitation keep very well after aged, exhibiting a promising thermal resistance. while the samples prepared by dipping method have a much more stable osc at different temperature, that is, they have a good thermal stability

    研究表明,採用溶膠?凝膠法制備的樣品在老化前具有最大的儲氧量和比表面積,但經高溫老化后,其儲氧量急劇下降,表現出很差的抗高溫老化性能;採用沉澱法制備的樣品在老化前後,其儲氧量和比表面積降幅最小,有良好的高溫熱穩定性能;採用浸漬法制備的樣品不管老化與否,其儲氧量並不隨著儲氧溫度的改變而大起大落,表現出較好的熱穩定性。
  8. Based on an analysis of dynamic conditions for migration and precipitation of gold grains in water system and their diffusion in soil, this paper has advanced a discriminant formula for surfacce ore potential of gold anomalies from 1 : 50000 stream sediment survey, recounted methods for estimating the highest gold grade ores within the anomalies, calculated the discriminant indices for qinba area, and summed up index characteristics of ore - induced gold anomalies in 1 : 10000 soil survey, estimation formulae for orebody location as well as coefficients and constants of slope angles of various orders and grades

    摘要在分析金粒在水系中運移、落淤和在土壤中擴散動力條件的基礎上,本文建立了五萬分之一水系沉積物測量金異常地表含礦性的判別公式,闡述了推算異常內礦石最高金品位的方法並計算了秦巴地區的判別指數;總結出萬分之一土壤測量礦致金異常的標志特徵、礦體定位的估算公式及各級次地形坡度角的系數和常數。
  9. It was well known that the main process of precipitation formation was collecting cloud water in the warm area and ice phase particles melting in the cold area. positive vertical velocity existed between 700hpa and 500hpa in the warm area and near surface in the cold area. wind convergence existed at the height of 700hpa, and divergence existed above and below the height of 700hpa

    通過對降水雲系的綜合研究,建立了河南省春季層狀雲降水概念模型:暖區降水主要通過雲水碰並形成,冷區降水機制以冰粒子融化等冷雲過程為主;暖區700一50ohpa通常有上升氣流,冷區上升氣流分佈在近地面附近: 700沖a存在風場的輻合,其上下則主要是輻散區;水汽主要集中在7o0hpa高度上,暖區水汽來自南、東南方向,冷區水汽以西南輸送為主;暖區位勢不穩定分佈在o 。
  10. In the construction of the underground pavement - wuhan qingnian road ( the west beihu road ), the well - precipitation is adopted to evaculate the penetrating water in the pavement field and the up level stagnation water, which consolidates the ground and 1ars a working condition without water

    摘要武漢市青年路(北湖西路)地下人行地道工程施工中,為了疏干通道土層范圍內的潛水及上層滯水,固結地層為施工創造無水作業環境,採用了洞外井點降水。
  11. The analysis of the large - scale synoptic situation shows that strong precipitation is closely related to the explosion of monsoon and the intensification of cross - equatorial flow which bring a lot of vapor and meet with cold masses at the eastern of northwest district on 8th, june causing extremely heavy rainfall ; that subtropical high - level jet at 200hpa, subtropical high at 500hpa and low - level jet at 850hpa are the weather backgrounds favorable to strong precipitation ; that the pattern of eastern highs and western lows and the establishment of a low - level jet and the coupling between upper - and low - level patterns that determine that the rain occurred in the east of the northwest china ( on average, this is the rainy season for the south of china, but not for the northwest china ) ; that water vapor comes from southerly and easterly flow which converge at the eastern of northwest district with convergence mainly in lower levels and pbl ; that the high value of the whole - level apparent heat source < q1 > is near the area of large rainfall in the direction of northeasterly - southwesterly agreeable to shear line very well and the condensation latent heat releasing is main heat source with vertical advection item playing key role in q1 and q2 ; that there is a vertical secondary circulation crossing low - lever jet whose ascending branch is at the area of large rainfall ; that the construction of convection instability and conditional symmetry instability results that there is not only deep thermal instability, but also moisture influx and triggering mechanism of thermal instability causing strong torrential rain

    作為對比,本文還對2002年6月24 - 25日發生在北京地區的強地形雨進行了分析,並討論陜南、北京地區兩地暴雨的異同點以及地形作用的共性和個性,為兩地暴雨預報提供有益的參考,得出了一些很有意義的結果: 1大尺度環流背景分析表明: ( 1 ) 「 02 . 6 」強降水與6月上旬越赤道氣流和季風爆發密切相關,攜帶大量水汽的偏南氣流與冷空氣於6月8日交匯在西北地區東部,導致了這次強降水的發生; ( 2 ) 200hpa的副熱帶西風急流、 500hpa副高以及850hpa的低空急流的配置非常有利於本文分析之陜西強降水的發展與維持。大尺度形勢分析表明,東高西低形勢場、低空急流的建立和高低空形勢的配置決定了這場降雨出現在西北地區東部。與暴雨區相聯系,存在一支橫越低空急流的經向垂直環流,暴雨區處于該垂直環流的上升支; ( 3 )偏南和偏東氣流水汽通道在西北地區東部交匯,水汽的輻合積聚主要在對流層低層和行星邊界層內完成; ( 4 )整層的視熱源< q _ 1 >高值區在暴雨區附近呈東北-西南向分佈,與切變線走向非常一致,降水產生的凝結潛熱釋放是強降水區大氣的主要熱源。
  12. In this article the chelating precipitation method and the converting precipitation method were chosed to synthesis zno nanoparticles on the basis of the theory of synthesis of nanoparticles by precipitation. uniform and dispersed zno nanoparticles were prepared by the two methods because zn2 + of conformation crystal was flee slowly and the supersaturation was well controlled. the problem which zno nanoparticles are wide size and agglomerative was solved

    本文根據均相沉澱法合成納米粒子的原理,採用絡合沉澱法和沉澱轉化法合成納米氧化鋅。這兩種方法利用溶液中的構晶陽離子zn ~ ( 2 + ) ,緩慢地釋放出來,有效地控制了溶液中的過飽和度,可以得到粒徑均勻、分散的納米氧化鋅,解決現有制備工藝中納米氧化鋅粒徑分佈寬、易團聚的問題。
  13. The weather of the abnormal most precipitation and the persistent rain all does n ' t correspond well in the two area of jiangsu, while the weather of the abnormal little precipitation is corresponding with the persistent sun. during 1st. - tth. october, the precipitation distribution of south of jiangsu is in phase with the middle - low reaches of the yangtze river and guangxi, while in north of jiangsu it is in phase with the drainage of huai river and the up - middle reaches of the yangtze river

    兩區異常多雨年份與連陰雨天氣對應關系都不是很好,但連晴天氣與異常少雨天氣有著較好的對應關系;十一期間蘇南地區降水與我國長江中下游地區和廣西地區降水呈同位相,而蘇北地區與長江以北上中游地區和江淮地區降水呈同位相。
  14. Ep - red is complete iron control system for oil well acidizing. this product uses field proven technology to minimize iron induced sludge and precipitation problems in all types of acidizing

    Red是一套完整的鐵質控制系統用於油井酸處理。此產品是所有油井酸處理中應用了油井勘探技術來減少由鐵質而引起的鐵渣和鐵沉澱問題。
  15. We found it a key to pay attention to the facts of current efficiency as well as relative ferrate concentration and simplifying the procedure of precipitation and purification so as to raise the technique level of preparing ferrate ( vi ) by the method of electrolysis

    本文通過總結現有制備高鐵酸鹽的工藝方法尤其是電解法的有關文獻發現,兼顧電流效率和相應的高鐵酸鹽濃度水平以及簡化結晶純化手續是提高電解法制備高鐵酸鹽工藝水平的關鍵。
  16. 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

    提出了適應降雨灌溉、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面降雨灌溉入滲、地表積水、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。
  17. The results showed that in the process of in - situ precipitation cs precipitated layer - by - layer in the template to form 3d layer cs congealation rod by acid - base neutralization of naoh and the amino group of cs. when the process condition was well controlled, it formed homogeneous structure

    結果表明:原位沉析法是利用naoh溶液與殼聚糖的氨基起酸堿中和,使殼聚糖分子在模板上原位沉積成三維層狀殼聚糖凝膠棒。
  18. And the minimum tbb fluctuation matches well to the precipitation trend ( the lower tbb the heavier rainfall )

    強降水還與對流有關,降水強度總體上跟t _ ( bb )強度成正相關, t _ ( bb )越低降水越強。
  19. Rainfall and vertical profile of hydrometers are retrieved for land and ocean using tmi 1b11 data. the comparison of retrievals of gprof v6. 1 and v6. 2 with ground - based radar and gauge data on land and pr data on ocean show that the gprof - v6 algorithm can retrieve rain intensity much well and indicate vertical distribution of hydrometers mainly. as far as retrieved precipitation area, it is better for convective precipitation type than stratified precipitation type

    將陸地的反演結果與地基雷達資料和地面雨量計資料進行比較,海洋的反演結果結合trmmpr的降水產品進行比較,結果表明: gprof - v6演算法反演的降水產品可以較好地反映降水強度並反映降水的主要垂直結構;在落區方面,對流降水反映較好,層雲降水則較差;雲-輻射數據集的擴充與改進可提高反演精度。
  20. The circumstance calculated by mm5 forecast system is very near compared with the real one ;. the physical quantity and precipitation calculated by mm5 forecast system should be well used in work ; the area and numeric of the precipitation forecasted by mm5 have some difference compared with the fact, that needs more some more work to make progress

    該模式對這次冷渦暴雨的形勢模擬與實際形勢場極其接近,是一個成功的應用範例; ( 5 ) 、 mm5模式對各種物理量和降水場的模擬結果與實況接近,在精細化的定點定量預報實踐中具有很好的參考價值; ( 6 ) 、 mm5模式預報降水范圍和強度與實況還有一定偏差,需要進一步深入的工作來改進。
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