降水因素 的英文怎麼說
中文拼音 [jiàngshuǐyīnsù]
降水因素
英文
rain factor-
This factor plays a significant role in virus decline in coastal waters.
這種因素對沿岸水體中病毒的下降起著重要作用。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? ?設計洪水流量及其相應洪水位的確定方法加以詳細分析。提出有約束不連序系列的加權優化適線法及適合於黑龍江省的河流粗糙系數和洪水比降的確定原則,並介紹了三日降雨量法。This distribution pattern of soil carbon was related to such factors as the precipitation eluviation and the organism activities in soils
土壤碳的這種分佈格局與大氣降水的淋溶、土壤生物活動等因素有關。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:對鹽堿地水稻節水灌溉技術進行優化研究,系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響,採用了多目標模糊優化的方法,對灌水技術進行綜合評判,優選了節水灌溉技術,論證該地區宜採用水稻控制灌溉技術;闡述控灌技術通過調節和控制水稻的需水規律,降低水稻高產情況下的無效水量消耗,從水稻生理、生態節水兩方面分析了控灌技術節水機理,針對性地總結出水稻各生育期實施節水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,土壤水分變化,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,跟蹤測試田間水鹽變化狀況,驗證控制灌溉技術在鹽堿地區水稻灌溉中應用的適應性,通過分析水稻控制灌溉淋洗條件下水稻生理生態指標,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水稻控灌技術奠定基礎。Isotopic studies from geothermal fields indicate that about 95% of the thermal fluid from steam wells is meteoric in origin.
地熱田油同位素研究證明:蒸氣井熱流體的95左右是大氣降水成因的。The result is that this gas pool has simple structure, only forms a little nose - like structure at the district of fenghuangshan ; this pool belongs to delta front sub - facies sedimentary model, the underwater distributary channel and mouth bar is the better sedimentary microfacies ; the physical property of the reservoir is poor, the type of pore of the reservoir rock mostly are intergranular pore, intergranular solution hole and little are intercrystalline micropore ; the influential factors of pore structure and physical property are lithofacies, lithologic character and diagenesis ; the off - take potentia of all the testing well are deadly shortness, the wells have the worth of industrial recovery only under the condition of going through sand fracturing, and in the early of binging into production, the oil and sheath pressure drop rapidly, the production of the well drop rapidly
研究認為該氣藏構造簡單,只在鳳凰山形成了一個小型的鼻狀構造;屬於三角洲前緣亞相沉積模式,水下分流河道和河口壩是有利的沉積微相;儲層物性差,儲層巖石的孔隙類型主要有粒間孔、粒間(內)溶孔及少量晶間微孔;影響蓬萊鎮組氣藏儲層孔隙結構及儲集性的因素有巖相、巖性條件及成巖作用;所有測試井自然產能都極低,必須經加砂壓裂后才有工業開采價值,且投產初期,油套壓下降較快,氣井產量下降迅速。Experimental study on factors affecting degradation of methyl violet wastewater by gas - liquid phase gliding arc discharge
氣液兩相滑動弧降解甲基紫廢水影響因素的實驗研究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情況,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情況和效果分析、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降低發行抑價的絕對水平,只是由於市場環境的因素,發行抑價的相對水平才有所降低。The discrepancy settlement control criterion relates to several aspects such as the placidity and comfort of driving at high speed, smooth drainage, and the crack which may occur during or after widening process
差異沉降的控制標準涉及眾多因素,包括拓寬過程中及拓寬以後高速行車的平穩性、舒適性、排水的暢通以及新老路基間裂縫的開展等多種因素,其中高速行車的平穩性為主要因素。The natural factors of the ground subsidence include crustal movement, geological structure, geology, physiognomy, and hydrology, etc. the human factor includes excessive exploitations of fluid resources, such as groundwater, etc. in the sixth part, the collection and management of data, the establishment and management of the database, and the protraction and usage of related maps in the research of ground subsidence were introduced and discussed
地面沉降影響因素包括地殼運動、地質構造、地貌、氣候和水文等自然因素,以及過量開采地下水等人為因素。第六部分從數據的收集、整理、數據庫的建立和管理及有關圖件的繪制及應用等方面對gis在地面沉降研究應用作了介紹和探討。The thickening may be synthetically aroused by many factors, because of the lower maturation of source rock at forepart, the rock tar is thicker, and then many other factors impel it, which include the hydrocarbon dissipation at the process of oil and gas migration, biodegradation and bathing oxidation induced by gravity induced centripetal flow recharged by meteoric water at the basin uplift period and etc
稠油成藏則由多因素綜合作用造成,由於早期源巖成熟度較低,原油本身較稠,而油氣運移過程中輕質組分散失、生物降解和盆地抬升剝蝕階段大氣水下滲所導致的水洗氧化等作用則使其進一步稠化。Subsidence may be the critical factor in managing a ground water reservoir.
地面沉降在管理地表水庫的工作中可以算是一個關鍵性因素。The terrain affect spatial distribution of precipitation by way of macroeconomics topographer and parcel height above sea level. the results show that the relativity of precipitation and macroeconomics topographer is good in time scale
研究發現,在時間尺度上,降水與宏觀地形因素有良好的相關性;在空間尺度上,降水與海拔高度有較好的相關性。Distinct mankind ' s effect of the 60 ’ s, because of greatly opened up strategy implementation in the west in the near future, retreating the straw and limiting to pasture and usage of trickle irrigation, that each steps such as above and so on wholly shall benefit to the farming water amount to be saved, thereby add into the amount of flow in lake
不同於上世紀60年代的人類活動作用的影響,近期由於西部大開發戰略的實施,退地還草、限制放牧、滴灌農業的推廣等措施都將有利於流域農業耗水量降低,從而增加入湖徑流量。這一階段湖泊水面急劇增加是氣候干濕變化的自然現象,與農業節水因素沒有顯著的關系。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雨系統,並對相關評價指標進行了實測校驗。在此基礎上,進行了200多場降雨實驗,分析了雨強、歷時、土壤前期含水量、溫度、降雨量、不同下墊面和不同覆蓋度等對產匯流的影響,及各種因素對徑流系數的影響和相關性,建立了一定條件下歷時徑流系數,雨強徑流系數,流量徑流系數的函數模型。But the chemical properties have no remarkable influence on it ( 3 ) as the water - to - binder reduces wich is one of key factors in the perpormance of reactive powder concrete with steel slag, the fluidity decreases but the strength increases ; incorporation of 4 percent steel fiber in volume can decrease fluility and increase strength ; heat - curing benefits the increase of strength which can still develop in 28 day water curing after heat - curing
( 3 )水膠比是影響其性能最為關鍵因素之一,隨著水膠比的降低,流動性下降和強度的提高都很明顯;摻入4的鋼纖維對流動性的影響比較明顯,同時也不同程度地提高了強度;熱養護有利於強度的提高,經熱水養護後放置水中至28天齡期,其強度有較大提升,並沒有出現強度倒縮現象。This article described the deformation features of taojiaba landslide and analyzed the inner factors, geologic setting, topography, morphology, stratum, lithology and texture, and the external influence factors, precipitation, flood, human activity, neotectonic activity and earthquake, and the transform features of landslide in the near future, and evaluate stability of landslide through the section coefficient method calculation on basis for landslide mechanism analysis and control work
摘要陶家壩滑坡基本特徵顯示,滑坡變形的主要影響因素有:地質環境因素(地形地貌、地層巖性、物質結構) 、外界影響因素(降水因素、洪水因素、人為因素、新構造及地震) ,以及滑坡近期變形特徵,通過剖面遞推系數法計算,對滑坡的穩定性進行了評價,為滑坡機制分析和優化整治措施提供依據。By the empirical study when went deep into the middle school, we discovered three typical teaching examples which lead to the decline of the cognitive level of the high - level cognitive task. through analyzing the cognitive level and the influencing factors of the decline of the cognitive level of these three teaching examples, also by visiting and talking with students and teachers who teach courses, we found out respectively : three primary factors and secondary factors of t
通過深入中學進行實證研究,我們找到了比較典型的高認知水平任務的認知水平出現下降的三個課例,通過對這三個課例的認知水平分析和影響認知水平下降的因素分析,以及對任課老師和學生的訪談,我們分別析出了: (一)影響高認知水平任務下降為低認知水平任務的三個一級因素以及次一級因素: ( 1 )學生未能積極參與。Under the pressures of population increase, arable land decrease, water shortage, planting area reduction of three major grain crops ( rice, wheat and maize ) in recent years, there is a potential crisis in food security in china
摘要在人口增加、耕地面積減少、水資源缺乏以及水稻、小麥和玉米三大糧食作物種植面積下降等因素的影響下,中國食物安全存在著潛在的危機。The purpose is to raise the successful implementation rate of the high - level cognitive task and improve the effect and the level of mathematics teaching. through document analysis way, firstly, the thesis defines and analyses the mathematical task of teaching
本文旨在探討在數學教學中影響高認知水平任務的認知水平保持或下降的因素,以提高高認知水平任務實施的成功率、提高教學效果和水平。分享友人