有效降水量 的英文怎麼說

中文拼音 [yǒuxiàojiàngshuǐliáng]
有效降水量 英文
effective powerprecipitation
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 降動詞1. (投降) surrender; capitulate 2. (降伏) subdue; vanquish; tame
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 有效 : effective; valid; efficacious
  • 降水量 : precipitation; amount of precipitation降水量計 precipitation gage; 降水量學 hyetology
  1. At the same time, the problem from the concrete cracking is effectively solved through the measures such as enhancing the quality of the excavated surface, adjusting the admixing ratio of fly - ash in the concrete, and lowering the temperature rise of the hydration heat

    同時通過提高開挖表面質,以及調整粉煤灰摻化熱溫升等措施,地解決了混凝土裂縫問題。
  2. Comparing with the method of equal differential increment rate, dcpm - fga has better optimization quality. the agc software of hydropower station based on dcpm - fga can reduce water consume, and enhance the economic performance of hydropower stations

    實例計算結果表明,與等微增率方法相比,基於dcpm - fga的電站agc具更好的優化品質,能損耗,提高電站的經濟益。
  3. As a result it enhanced the water - retaining and fertility - retaining capacity, strengthened the anti - scour and anti - erosion ability. 3. sabaigrass can meliorated the little entironment of purple soil bare slope field the results show that sabaigrass treatment and grass tree solid plating treatment can reduce n ( nitrogen ), p ( phosphorus ) and k ( potassium ) erosion, increase soil nutrition element content, it also increase soil water content and soil pondage, decrease soil water evaporation, strengthen the anti - drought ability

    龍須草能改善紫色土荒坡地的小生境龍須草純種植被和林草立體種植植被能不同程度地增加土壤的機質和速n 、 p 、 k的含;增加土壤含和貯,減緩和減少土壤的分蒸發,增強土壤的抗旱能力;低土壤盛夏的地表最高溫度,減少地表溫度變化幅度。
  4. 5, gps pw data can be assimulated into mm5 by using 3dvar technique

    5 、用三維變分技術能地同化gps可資料。
  5. To avoid manual labor of chiseling - grossness, in the area of second - stage concrete construction, permanently non - removed metal molding boards nets are used as molding boards of first - stage concrete. substitution joints of reinforcing steel bars for traditional electric welding and usage of equipments for joints of reinforcing steel bars efficiently improve strength of junctions and rate of connecting reinforcing steel bars, and safety of construction and stability of quality, and greatly reduce cost. it ' s possible that three gorges project become top - ranking project in the world by study on systems engineering of high - strength concrete construction

    混凝土縫面處理採用高壓流沖毛技術,大大提高了施工工,減少了倉面污染;模板工程大採用定型鋼模板施工技術,提高了壩體混凝土成型質和工程進度;在二期混凝土施工區域,為免除人工鑿毛勞動強度,採用永久性免拆金屬模板網作為一期混凝土模板;鋼筋連接改進傳統的電焊連接方式,採用大採用鋼筋接頭機械連接技術,提高了接頭強度和鋼筋連接速度,施工安全性大大加強,質穩定性提高,經濟成本大大低;三峽二期工程持續高強度混凝土施工系統工程的研究,使三峽工程成為名符其實的「世界一流工程」成為可能;三峽二期工程混凝土溫控綜合技術的應用,低了壩體混凝土溫度的產生;混凝土表面處理及裂縫處理技術的應用,提高了建築物的整體性和耐久性。
  6. Tricepstrum equalization algorithm ( btea ) and super - exponential ( se ) algorithm based on block data estimation is studied, and these algorithms use hos explicitly. their performance, such as estimation variance and bias, is analyzed. a kind of sparse cross cumulant and sparse equalizer is proposed to simplify the se algorithm, and the simulating results show efficient reduction in complication

    ?研究了幾種直接使用高階統計的演算法,包括基於數據段估計的倒三譜演算法和超指數演算法,分析了演算法的估計方差和偏差等性能;由於超指數演算法計算較大,不利於實時均衡,利用聲通道的稀疏性,提出了一種基於稀疏互四階累積和稀疏權的演算法,低了超指數演算法的計算
  7. Mongolica young stand, secondary natural forest, and the mixed forest of larix olgensis and fraxinus mandshurica rupr. countermeasures for controlling soil degradation were also recommended. the study got following results : ( 1 ) from young stand to mid - age of larix olgensis, with the closure of canopy and the decrease of undergrowth vegetation cover, soil acidity, enzyme activity, total inorganic phosphorus, available k, soil moisture and total porosity decreased significantly ; while soil organic matter content, humus component content, the amount of three main types of microbes, acid phosphatase activity, and bulk density in rhizosphere soil and non - rhizosphere soil increased with the increase of the amount of forest floor litter ; from mid - age stand to near mature stand, with the decrease of stand density and crown cover as well as the restoration of undergrowth vegetation after preliminary thinning, soil organic matter content, fulvic acid, exchangeable acidity, exchangeable aluminium, neutral phosphatase activity, total amount of inorganic phosphorus, the amount of actinomycetes, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil apparently increased ; from near matu re stand to mature stand, soil activity acidity, organic matter content, humus component content, available phosphorus, total amount of amino acid, available k, soil enzyme activity, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil decreased, but total phosphorus, soil acidity ( in particular, exchangeable aluminium ), and bulk density increased

    結果表明: ( 1 )從落葉松幼齡林到中齡林,隨著林冠的郁閉和林下植被蓋度的急劇下,林地土壤酸度、土壤酶活性、無機磷總、速鉀、土壤分含、總孔隙度呈明顯下趨勢,而根際和非根際土壤機質含、腐殖質各組分含、三大類微生物數、酸性磷酸酶活性和土壤容重隨著凋落物的增加呈明顯上升趨勢;從中齡林到近熟林,由於撫育間伐,林分密度及郁閉度下,林下植被蓋度逐步得到恢復,根際與非根際土壤機質含、富里酸、交換性酸、交換性鋁、中性磷酸酶、無機磷總、放線菌數、土壤分含、總孔隙度呈明顯的上升趨勢;從近熟林到成熟林,隨著林齡的增大,根際與非根際土壤活性酸、機質含、腐殖質各組分含磷含、氨基酸總、速鉀、土壤酶的活性、土壤分含和總孔隙度呈下趨勢,而根際與非根際土壤全磷含、土壤酸度(特別是交換性鋁)和容重呈增加趨勢。
  8. The precipitation frequencies is analysed according to 1956 ~ 2000 years of rainfall record series in baoding area. the features of distribution of rainfall are detailed evaluated. firstly, the distribution of monthly precipitation is not even. for instance. the annual rainfall amount is about 548mm in whole year, about 80 % of them in summer season. secondly, yearly variation of rainfall is greater. thirdly, the abundant years usually are followed by short years, but the important changes have taken place in the last decades. before 70 ' s the abundant years took the dominant position, from the 70 ' s to the middle of 80 ' s the short years took place more frequently than ever. after the later of 80 ' s, the short years hold the main position. the above knowledge is instructive for guiding the rainwater resources effective utilization

    本文利用1956 2000年保定市的長系列雨資料,對保定市進行了頻率分析、年內變化分析和多年變化分析,明確了保定市年內、年際間的變化情況:保定市年內分配不均,汛期( 6 - 9月)占年的81 。保定市年際間變化大,豐年和枯年交替發生, 70年代以前以豐年段為主; 70年代到80年代前期豐枯交替頻繁,總的接近於枯年段; 80年代後期至今以枯年段為主。這種分佈規律對農業生產雨資源的高利用具重要的指導意義。
  9. Later, the paper ascertains how the prominent factors influence the humidifying effect by single factor experiment and got such solutions : when other situations do n ' t change, the nozzle flux will enhance with the increase of the nozzle aperture and spraying pressure. air ' s changing quantity of enthalpy and absolute humid, valid humidified quantity, humidifying efficiency and saturation efficiency will enhance with the increase of the initial water temperature. with the enhance of the praying pressure, the valid humidified quantity and air ' s changing quantity of enthalpy will increase first and decrease later, while the humidifying efficiency will drop

    然後通過單因素試驗確定影響顯著的因素如何作用加濕果,得到:在其他條件不變的情況下,噴嘴流隨噴嘴孔徑和噴壓力的升高而增大,空氣焓變、絕對濕度差、加濕、加濕率及飽和率隨噴初溫的升高而提高,加濕和空氣焓變隨噴壓力的升高先增加然後所下,而加濕率隨噴壓力的升高而下,焓變和絕對濕度差隨氣比的增加而增大。
  10. In order to low the concentration of oh in material, sio2 and sio2 - zro2 gel glasses were fabricated by non - hydrolytic sol - gel ( nhg ) process. the structures of gel glasses were characterized by ir spectra. the concentration of si - oh in sio2 gel glasses fabricated by nhg was estimated and lower than that by hydrolytic sol - gel

    材料中的殘余羚基( oh )可強烈碎滅近紅外發光,為低材料中的羚基含,採用無瘩膠一凝膠工藝制備了5102 、 5102一zro :凝膠玻璃,用紅外光譜對其結構進行了表徵,並且估算了510 :凝膠玻璃中的si一oh含
  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面積與產統計資料,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及其變化;根據農作物的雨資源的變化規律,分析了歷年用於糧食生產的有效降水量;得出了保定市農業用從90年代中後期大幅度增加而的明顯減小,是造成保定市資源供需矛盾突出的主要原因之一。
  12. Our aim is to provide reference data for the mechanism of the effects of ree on crops and the safety evaluation of re used in agriculture. 1. in soil culture experiment, re applications with appropriate dose in dry condition increased the contents of soil available n, whose no - effect value were 505mg / kg at eighth week, whereas higher levels of re had negative effects, re applications with both appropriate and higher dose in inundated condition reduced the contents of soil nh / - n and hydrolysable n. re treatment concentrations showed significant positive correlation with the contents of soil exchangeable re. and significant negative correlation with the contents of soil available p and soil ph value. there was no significant effects of re on soil exchangeable cations, but applications of re increased the contents of soil water soluble cations, especially that of ca2 * and mg2 +

    兩種培養條件下,稀土處理濃度與土壤交換態稀土含成正比,與磷含、土壤ph成反比,對土壤交換態鹽基離子含無顯著影響,但通過置換作用增加了溶態離子,尤其是ca ~ ( 2 + ) 、 mg ~ ( 2 + )離子的含;第二周稀土處理增加交換態zn含,對交換態fe低作用,旱培條件下增加交換態mn含,淹條件下對其低作用;第八周稀土處理均提高交換態fe 、 mn 、 zn含,其機制主要與稀土低土壤ph關。
  13. Within the same year, precipitation mainly concentrates in june, july, august and september, april and november were the turning point of annual rainfall ; the dates of effective rainfall are less, and the dates of ineffective rainfall are more. there is significant or highly significantly correlations between annual precipitation and rainfall from july to october

    在時間分佈上,主要集中在6 9月, 4月和11月為一年中變化的轉折點;年均日數88天,顯日數少,占同期的13 . 6 ;無占年的比例高,近47 ; 7 10月的月與其年顯著或極顯著的相關性。
  14. The article has set up a new assignment process on production logistics for the industrial port of wisco ' s finished product wharf, mixing the modernized information technology, especially the abundant applying on computer network, guiding with information, by strengthening the plan of production logistics to improve the passing ability of fished product wharf and steel ' s outbound quality and level, to reduce the inefficiencies assignment of every process in the product logistics, bring down the wastage with effect

    文章構建了武鋼工業港成品碼頭新的生產物流作業流程,融合現代信息技術尤其是計算機網路技術,以信息流為先導,通過增強生產物流的計劃性來提高成品碼頭的通過能力和鋼材外發質平,減少生產物流各個環節的無作業,低物流損耗。
  15. Then , the main discussion in this thesis is what measures can be taken to subcontractors in our country in facing the new mode of valuation with bill of quantities. the conclusion are that , at the first , they should faster the step to compile enterprise inner norm. construction enterprises must compile bid documents scientifically , reasonably based in the self - inner norm which can reflect the actual expenditure and true technical and management standard

    接著該論文重點討論面對新工程造價計價模式,我國建築承包商應採取的措施:加快編制企業內部定額的步伐,投標企業必須以科學、合理,能夠反映企業實際消耗和真實技術、管理平的企業定額為基礎編制投標書,才能做出競爭力的報價;加強企業內部成本核算,從工程投標到竣工分不同的階段協調各相關部門工作,制定獎懲制度,低成本,對于隱性成本也採取相應措施加以控制;改革企業經營機制,提高企業的人員素質,大力開發新技術、新工藝,提高企業科技含
  16. Grell scheme can simulate pw more accurate than others for coarse grid of mm5 and pw simulation of bm scheme is less accurate than others for fine grid of mm5. 3, the initial humidity fields reanalyzed by using gps pw can obviously improve its capability in revealing the water vapor distribution, which can result in restraining pw prediction bias during the earlier period of model integration so as to improve pw prediction

    3 、用gps測的可資料調整mm5模式濕度初始場可明顯增強模式初始場描述汽分佈的能力,使其對可的描述誤差明顯減小,利於模式初始場更好地反映出汽分佈的局地特徵,從而地控制模式積分初期對可的預報誤差。
  17. Based on the pertinent iterature, the calculation methods of effective rainfall in growing period on dry crop was analysed and summarized in this paper, which combines with research situation of calculation methods of effective rainfall

    摘要在查閱國內外相關文獻的基礎上,對目前有效降水量的研究方法進行了簡要的評述,並結合現有效降水量計算模式,對它們的適應性和計算結果的可靠性進行了對比分析。
  18. At first, based on the 272 station monthly precipitation in china, the paper described the heterogeneous of the spatial distribution precipitation by use of the curve of lorenz and the coefficient of g. the results show that the heterogeneous of the spatial monthly precipitation in summer is stronger than in winter. based on this describing, the probability distributions function of the spatial distributions are fitted by use of the gamma distribution model, and this general principle is examined. the results show that the gamma distribution is good on describing the heterogeneous of the spatial distribution precipitation in china

    並以分佈擬合中國區域月的空間概率分佈,擬合果優良,表明描述中國區域月平空間分佈非均勻性的普適分佈律以分佈的pdf最為適宜;以1 、 4 、 7 、 10月具代表性的資料為例分析了各季月空間分佈型的主要特徵及其形成原因,並從一個側面表明我國月空間分佈的偏態性正是我國氣候的最顯著統計特徵之一,這也與我國大陸性季風氣候特點密切相關;並且月的基尼系數和分佈模式形狀參數值都是夏季大於冬季,說明月的空間分佈非均勻性夏季比冬季弱。
  19. This thesis is to research and discuss it ? ? several important problem about the enterprise ' s management and development of chongqing iron & steel group electron co. ltd ( cgec ), adopt the changes of customer, competition and market chang, heighten the enterprise ' s market competition ability, based on the ideas ? ? centers on customers, thoroughly consider the management condition at present, and management environment, and the development trend in the future, apply the international advanced management ideas, and reformed traditional industry with information technology and modern management technology. then put forword a full strain of enterprise development strategy management, organization structure and behavior, building core - competence, constructing enterprise informatization, and advancing human resource management etc. with this development idea for management, it can reduce the cost of production efficiently in a short time, strengthen the quality management, improve the level of the enterprise ' s management, heighten the ability of the market response and competition, at the same time it supply some advices for other medium or small electron and information enterprises

    本論文正是對重鋼電子公司經營管理的幾個重要問題進行研究和分析,適應以「顧客、競爭、變化」為特徵的外部環境,本著「以客戶為中心」的思想,以全面提升企業市場應變能力和整體競爭能力為目的,在充分考慮企業管理現狀和經營環境以及企業的未來發展趨勢的基礎上,吸收國際領先的企業經營管理理念,用信息技術和現代管理技術改造傳統產業,為企業在發展戰略研究,組織結構的改革及業務流程重組( bpr ) ,構建企業自主知識產權產品,打造核心競爭力,企業信息化建設,提升人力資源管理平等方面提出全面的發展思路,以使企業在短期內低產品成本、加強質管理、提高企業管理平,增強市場競爭能力,同時為其他中小電子信息企業提供一些益的借鑒。
  20. The assimilation experimentation results indicate that after assimilating radar wind field of small spatial scale, mesoscale and small - scale precipitation prediction can be improved and mesoscale and small - scale information which ca n ' t appear by tradition datum can be gained, which is valuable to analyze the mesoscale and small - scale system structure ; the effect assimilating radar humidity field is n ' t obvious, which is perhaps correlation with precipitation types and assimilating time. the results also show that adding radar humidity field to initial condition at initial time can supply the gap of the regular data in reflecting the mesoscale and small - scale systems, strengthen the humidity in the initial field, and eventually help to improve precipitation. the experiment of assimilating radar wind field and radar humility field at the same time shows that vapor transportation and local vapor divergence play more significant role in causing excessively heavy rain than only high wet center

    同化試驗結果表明:同化空間解析度很高的雷達風場后,能改善中小尺度的預報果,並且能夠得到常規觀測資料所不能得到的中小尺度信息,對分析中小尺度系統結構具重要意義;同化雷達濕度場果不明顯,可能與類型和同化時刻關;而直接在初始時刻加入雷達濕度場,補充了常規資料在反映中小尺度系統方面的不足,增強了初始場中的汽,利於的增加;同時同化雷達風場和雷達濕度場的試驗表明,汽的輸送和局地的汽輻合對于產生特大暴雨的貢獻遠大於僅高濕中心的貢獻。
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