降水情況 的英文怎麼說

中文拼音 [jiàngshuǐqíngkuàng]
降水情況 英文
precipitation regime
  • : 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...
  • : 名詞1 (感情) feeling; affection; sentiment 2 (情分; 情面) favour; kindness; sensibilities; fe...
  • : Ⅰ名詞1 (情形) condition; situation 2 (姓氏) a surname Ⅱ動詞(比方) compare Ⅲ連詞[書面語] (...
  1. Bournes are a particular case with a seasonal flow depending on winter rainfall.

    歇河屬于特殊,其季節性流依賴于冬季雨。
  2. In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions

    本文從試驗及試驗資料入手,取得以下主要成果和結論:對鹽堿地稻節灌溉技術進行優化研究,系統地分析了不同節灌溉技術對稻生理指標及產量的影響,採用了多目標模糊優化的方法,對灌技術進行綜合評判,優選了節灌溉技術,論證該地區宜採用稻控制灌溉技術;闡述控灌技術通過調節和控制稻的需規律,稻高產下的無效量消耗,從稻生理、生態節兩方面分析了控灌技術節機理,針對性地總結出稻各生育期實施節控灌技術的步驟及技術要點;通過控灌與淹灌的定量對照比較,從根系、莖蘗、冠層葉片及綠葉動態到株高,土壤分變化,抗病蟲害、抗倒伏能力,稻田土溫變化,產量構成因素及稻米品質等諸多方面進行動態比較,分析控灌技術高產優質機理;在鹽堿稻地採用控制灌溉+間歇淋洗模式,跟蹤測試田間鹽變化狀,驗證控制灌溉技術在鹽堿地區稻灌溉中應用的適應性,通過分析稻控制灌溉淋洗條件下稻生理生態指標,提出優化控制灌溉+間歇淋洗組合模式,為進一步在高礦化度地區試驗稻控灌技術奠定基礎。
  3. Finally, the stress and strain distributions of dam foundation in which there have glacis weak surfaces are studied by means of nonlinear fem. with deducing parameters of weak surfaces gradually, stability of the dam against deep sliding is verified. therefore safety of dam and foundation would be estimated

    5 、運用非線性有限元法研究了東張庫重力壩含有緩傾角軟弱夾層的壩基應力、應變,用逐步低夾層材料參數的方法核算大壩的抗滑穩定,以此評價大壩及壩基的安全性。
  4. With the rapid development of the security stock market especially the stock market in chian , issuing stock and circulating on market became the first choice of financing for more and more enterprise at the same time , more and more investors are attracted by the relately high initial return of stock however , the problem of ipos underpricing always exists in the stock market according to the data of more than one thousand chinese stocks , most new issues had great raise in the first trade day , and investors could acquire higher initial return than the average return of the stock market or the same industry we find that initial returns on a - share ipos average reached 132. 24 percent the main body of this paper is made up of six sections : in the first part , we introduced the method of the estimate of pricing decision ; in the second part , we analyzed the method of the pricing decision and issuing system in china , discussed the advantage and weakness of the various issuing methods , and compared the economic efficiency between the examine and approve system and authorization system ; in the third part , we analyzed the reason of ipo ' s underpricing in detail from information economics and other factors and combined with the environment of the chinese stock markets , we analyzed the special characteristics in china and how they effect the ipo ' s underpricing in the fourth part , we analyzed the data of chinese stock market with spss , made a analysis of the administrative pricing decision and market pricing decision , studied the underpricing phenomena of chinese stock market , and analyzed it ' s causes ; in the fifth part , we made a analysis of the examine approve system and authorization system ; and in the last part , we drew some conclusions and put forth some policy advices the follow are the conclusions and policy advices in this dissertation : ( 1 ) from the results of this empirical study , we found that the issuing price - earning ratio and the market situation before ipos are strongly and positively associated with the underpricing of shares , the issuing scale of ipo and the hit rate are strongly and negatively associated with the underpricing ; ( 2 ) we found that after the abolishing of ipo ' s p / e ratio and the using of authorization system , there is no significant difference among the underpricing of shares , but considered with the market entironment , we think that the ipo ' s underpricing has been correspondingly reduced ( 3 ) to reduce difference between the primary market and the second market , we suggested that we shall bring the " over - allotment option ( oao ) " to bear and resume the state - owned share and corporate - owned share to circulate on market as soon possible

    本文的主體由六個部分組成:第一部分介紹新股發行定價的估值方法;第二部分對我國的發行定價方式和發行制度進行分析,探討不同發行定價方式的優缺點,以及審批制和核準制經濟效率分析;第三部分從信息經濟學角度和其他因素的角度詳細分析造成新股發行抑價的原因,並結合我國股票市場實際,分析了我國市場的特有因素是否及如何影響一級市場的發行抑價程度的;第四部分利用統計分析軟體spss對我國新股行政化和市場化定價進行實證分析,主要包括新股發行行政化和市場化定價方式的實施和效果分析、新股發行行政化定價方式的實證分析,以及新股發行行政化和市場化定價方式的比較實證分析;第五部分利用統計分析軟體spss對我國新股發行審批制和核準制進行實證分析;第六部分是本論文的主要結論。本文的主要結論和建議有: ( 1 )從實證分析結果看,我國新股發行抑價與市場環境、發行市盈率呈顯著正向關系,與發行規模、申購中簽率等呈顯著反向關系。 ( 2 )取消發行市盈率限制和實施核準制等市場化改革措施並沒有低發行抑價的絕對平,只是由於市場環境的因素,發行抑價的相對平才有所低。
  5. Mesoscale model simulations have been performed of a severe thunderstorm that occurred on 22 - 23 august 2001 in huabei area in china. combing with satellite, doppler radar images and general weather observations, the evolution mechanism of the severe thunderstorm is analysed with emphasis on the orographic effect of taihang mountain

    將模擬的雲、風、壓場和與實資料進行對比檢驗,在控制模擬效果較為理想的下,結合衛星、 doppler雷達觀測和常規天氣資料,對整個對流風暴的發展演變過程進行分析,並著重對強對流風暴發生演變的熱力、動力機制以及重力波特徵進行了研究。
  6. Iop was significantly decreased by up to 1. 8 mmhg ( po. 002 ) in age / litter matched mice lacking aqp1 and / or aqp4 in outbred gdi and inbred c57 / w6 genetic backgrounds, and aqueous fluid production was decreased by up to 0. 9 pl / hr ( p < 0. 05 )

    遠交系cdi鼠通道蛋白( aqpi和或aqp4 )基因敲除后,在鼠齡和體重與野生鼠相同下,眼內壓低了1 sinlnhg ( p 0 002 ) ,房生成減少了0
  7. Boats going over the overflow weirs ; access when water levels fluctuate leaving steep banks

    如何在位下而堤岸外露下,仍可安全進出塘范圍;
  8. It is only where rainfall is continued that continuous flow systems develop.

    只有在連續雨的下,的連續流動體系才會得以發展。
  9. And the major results and some new viewpoints were presented as follow : 1 ) sediment content of cn tillage system in runoff process is substantially low compared to st under rainfall with high intensity, showing cn bear the efficient capacity of control soil loss. nevertheless, when soil is saturated, the runoff intensity of both tillage systems is near, implicating cn has the limited function of reducing runoff. 2 ) based on the case analysis of observed all rainfall - runoff generation processes, a ) the initiation time hysteresis of surface runoff generation is notable when rainfall fall upon the unsaturated purple soils, which is attributed to the property of rapid water sorption and much non - capillary porosity

    經近幾年的觀測和理論分析,取得了以下結果和創新的認識: 1 )在雨強度較大的下,保護性耕作制? ?聚土免耕的產沙強度明顯較常規耕作制? ?順坡耕作的小,說明聚土免耕耕作制防治土壤流失是有效的;但當土壤達到飽和后,聚土免耕的徑流強度與常規耕作的差異較小,產沙強度也增大,因此,聚土免耕防治土流失的能力是有限的。
  10. The study was primarily conducted to investigate the effects of various irrigation managements on the yield, quality and wue of alfalfa and the sustainable utilization of soil - water in north china plain. five treatments were applied : 0mm, 30mm, 50mm, 75mm and 100mm irrigating at the beginning of the second growth cycle in 2001

    本研究通過兩年的灌溉實驗,根據對降水情況、土壤分的蒸發量、蒸散量與苜蓿各生物學指標的分析,初步探討了在華北平原地區不同灌溉處理對于苜蓿產量、品質、分利用率以及苜蓿地土壤資源利用可持續性的關系。
  11. With such irregular rain patterns, normal rain-fed farming is not possible.

    在這種不規則的下,依靠正常雨耕作是不可能的。
  12. ( 2 ) the stress caused by heat of hydration during construction is mainly distributed in the beams, and girders and stress in slab was smaller ; during service process, the stress caused by difference in temperature in different seasons is mainly distributed in bottom components ; the stress caused by difference of inside and outside temperature is mainly distributed in peripheral components of building ; the stress caused by difference in temperature due to sunlight is mainly distributed in the components exposed to the sun. ( 3 ) the control methods brought forward such as setting the reasonable stripping time reducing cast temperature of concrete setting after - treatment joint inflicting prestress arranging steel for construction requirement and so on are effective and their application may be extended

    在使用期,由季節溫差作用引起的結構內力主要分佈在底層構件上;由內外溫差引起的內力主要分佈在建築物外圍構件上;由日照溫差引起內力主要分佈在向陽面的構件上; ( 3 )在施工階段,可採取使用導熱性能較好的模板、合理設計拆模時間、低澆築溫度等措施來減小化熱引起的結構內力;採用設置后澆帶的措施來減小結構在整體下產生的溫度內力。
  13. ( 3 ) using conformal mapping, the longitudinal protrusion height and the lateral protrusion height on the v - grooved surfaces are given, on this basis, some drag reducing features in parallel - flow, cross - flow and enlarge - flow are presented and analyzed ; in addition, drag reducing features with blade - shaped grooves and u - shaped grooves are discussed, consequently, the riblets designing criterions are suggested which will reduce the drag and noise most effectively underwater

    ( 3 )利用保角變換方法求出v ?型條紋的縱向和橫向突出高度,在此基礎上得出縱向流、橫向流和帶角度流動時的阻特性,並分析結果;而且分析了葉片型條紋和u ?型條紋表面上的,提出下具有最佳阻效果的條紋表面設計準則。
  14. Sichouchang slope is also probably to destroy though its stability is better than that of laofangzi slope

    絲綢廠滑坡相對于老房子滑坡穩定性略好,但在庫位驟下也有可能整體失穩。
  15. Introduce the climate and precipitation in hei long jiang

    簡介黑龍江省氣溫及降水情況
  16. Using the calibrated model, the effect of diversified factors in the variation of groundwater is analyzed. the result shows that, the change of groundwater level has close relation with the rainfall. in the meanwhile, with the built of rubber dam, it is also been one of an important supply source of the groundwater storage

    模擬結果表明,地下位的變化與當地雨量的大小及時程分配,地下開采量的大小及時程分配和河流來密切相關,其中,雨入滲、河流滲漏對地下補給起到決定性作用,同時,隨著橡膠壩的修建,也使其成為地下庫的一個重要補給來源。
  17. The rigid limit equilibrium computation and finite element computation have been performed which concluded that the integral stability coefficient of no. 2 landslide shall be the minimum value when water level is 2145m a. s. l., then the coefficient increases slightly as the reservoir water level rises up, there exists, however, a fact that the stability coefficient of local section may tend to decrease continuously along with the rise of reservoir water level

    進行了剛體極限平衡計算和有限元計算,證明號滑坡的整體穩定系數在2145m位時最低,在此位以上,將隨庫位升高而略增;但局部斷面穩定系數有隨庫位升高而不斷下
  18. On the foundation of reference researches, through analyzing the condition of rainfall and hydrogeology of tian - tang river in the suburb of south - east of beijing, the mathematical models of the shallow ground water movement were founded. according to the experiment result of pump water and other reference data, the parameter of hydrogeology and ground water were established. on the foundation of present and future trend of using water on industry, agriculture and living, the solution of mathematical models were calculated by the method of finite element

    在前人研究的基礎上,本文通過對北京市東南郊天堂河流域雨、文地質條件的分析,建立淺層地下運動數學模型,根據抽試驗結果並參考有關資料確定文地質和地下補給的有關參數,根據工業、農業、生活現狀用及未來的發展趨勢,採用有限元的方法對地下運動數學模型進行求解。
  19. Based on the reality of zhangye oasis water resources utilization, and supported by the environmental economics theory, this paper is to research and analyze the agriculture water utilization in the oasis, including sunan, minle, shandan, zhangye, linze, gaotai sincel970s. to analyze the economic benefit of the unit provision output effected by the labor - flooding water volumes based on both the real collected data and the statistical data provided by the stat. dept in the past years ; the checking standard for output benefit is the unit provision out put the input parameters are water, fertilizer, power - supply and the cone - erned factors occurred during the agriculture production

    經過大量的實地考察,對甘肅的武威、張掖和酒泉三大綠洲的自然、經濟,尤其是農業生產和用進行了深入的調查和研究,在獲取實際資料的基礎上,結合統計部門提供的歷年統計數據,以糧食單產為產出效益衡量標準,以農業生產涉及的灌溉量、天然量、化肥農藥施用量、農業生產用電量、農業機械總動力以及自然災害等各相關因子為投入參數,利用sas 、 spss等統計分析軟體對數據進行處理和分析,分別採用實物量指標和價值量指標,分析人工灌溉量這一投入要素,對糧食單產這一產出的總效益、邊際效益和平均效益。
  20. This is particularly important as the dongjiang water resource is deteriorating due to drought and pollution. hong kong, as a user of dongjiang water, needs to be responsible and manage the demand for fresh water so as to protect the fresh water resource

    在東江源因乾旱和污染而質素日漸下下,這工作便特別重要。香港作為東江用戶,應抱負責任的態度,管理用的需求,以保護淡資源。
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