相對水流因子 的英文怎麼說

中文拼音 [xiāngduìshuǐliúyīnzi]
相對水流因子 英文
relative rotative efficiency
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : 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...
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : Ⅰ動詞[書面語] (沿襲) follow; carry on Ⅱ介詞1 [書面語] (憑借; 根據) on the basis of; in accord...
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
  • 水流 : 1. (江河) rivers; streams; waters2. (流動的水) current; water flow; fluent; flow; [水文] stream current
  1. After entry of wto, there are still many maladjustments in guangxi ' s seed industry, such as the weak foundation of sees industry development ; the unformed market of the seed industry for fair competition ; small - scale seed enterprises ; no systematic connection among the cultivation, breeding and marketing ; lower qualification of staff who work in the seed industry and with weak sense of laws, and lack of the knowledge in operating experiences in the international market and trade etc. yet the un - efficiency system, unclear property right in enterprises, the lack of an effective mechanism to promote the rational use of resources in the seed industry and the lack of such concept as " the government creates environment and enterprises create fortune " are the deep - seated causes of the problems in guangxi ' s seed industry. therefore, the key points for promoting development of guangxi ' s seed industry under the wto framework are to focus on the promotion of the developing capability of seeds " integrated products, constantly deepen reforms, to adjust various relevant factors in the system of the seed industry which is inconsistent with each other, and to establish a new - pattern system with evident characteristics of the time spirit in order to meet the requirements of the market economy. hereinto, the specific strategies and measures for promotion of guangxi ' s seed industry development under the wto framework include kee ping up reform and innovation of the system of the seed industry, executing of non - nationalization reform in state - owned seed enterprises, formulating and executing relevant supporting policies, the improving the legal system in the seed industry, increasing public financial support on the seed industry, promoting the integration of cultivation, breeding and marketing, strengthening human resource development, developing the main body of the seed industry ' s market and making proper conditions for the functions of seed associations in the seed industry development etc

    研究結果認為:發展種產業應該把著眼點放在促進種整體產品的開發上;種產業的發展依賴于能充分發揮整體功能的新型種業體系的構建,而目前廣西種業體系中的品種選育、種生產加工、種經營以及政府管理、公共支持和社會服務六個主要組成部分都存在明顯的缺陷與不足;廣西種企業綜合競爭力總體處于較弱平;面wto ,廣西種產業仍有諸多的不適應,突出表現在產業發展基礎薄弱、尚未形成可以公平競爭的種業市場、種企業規模小、育繁銷脫節、種業人才素質不高、種企業法律意識淡薄、國際市場運作經驗和國際貿易知識不足等多個方面,而體制不順、企業產權不明晰、缺乏促進種業資源合理動的有效機制以及「政府創造環境,企業創造財富」的正確理念正是導致目前廣西種產業不能適應入世需要的深層次原此,以提升種整體產品開發能力為核心,不斷深化改革,調整種業體系中不協調的各有關素,構建起符合市場經濟體制要求的具有鮮明時代特徵的新型種業體系,是wto框架下加快廣西種產業發展必須堅持的指導思想;其中,加快種業體制改革和創新、實施國有種企業的非國有化改造、制訂落實有關扶持政策、完善種法律法規體系、加大公共財政產業的支持力度、推進育繁銷一體化的形成、加強人才培養與引進、壯大種業市場主體、實行重點突破戰略、發揮種行業協會作用等等,都是wto框架下加快廣西種產業發展應該採取的具體策措施。
  2. In chapter four, according to the analysis on the boundary theory and velocity field of main fluid zone of two - phase fluid pumps, the parameter equations of vane ' s modular curve of centrifugal pump are given, which contact the boundary " layer and eular theory of two - phase fluid pump by the fixing angel of vane as variable and leading into the velocity coefficient a. the results show that, in designing process of vane ' s modular curve of centrifugal pump, the determination of the total shape and parameters relates the flow properties of two - phase fluid and output ability of pump, or the design of the modular curve of centrifugal pump is the kernel of hydraulic design

    第四章依據固液兩泵的邊界層理論及區速度場的分析,給出了離心泵葉片型線的參數方程;它是以葉片安裝角為參變數,以引入的速度系數k _ v作為中間,將兩泵的邊界層理論和歐拉理論聯系起來? ?它說明了這樣一個事實,在離心泵葉片型線的設計過程中,它的整個形態或參數的確定都關繫到兩體的動特性和泵的輸出能力,或者說,離心泵型線的設計是其力設計的核心。
  3. Research topics cover the basic and applied parasitology, including the major parasitic groups, pathogenic biology, host specificity, epidemiology, ecology, the control of parasitic infections, and biochemical and molecular parasitology, and ranging from host - parasite relationships of intrinsic biological interest to those of social and economic importance in human and veterinary medicine and agriculture

    在整體和分平上,應用現代生物技術危害人體和重要經濟動植物的主要寄生蟲(原蟲類、吸蟲類、絳蟲類、動物線蟲類、植物線蟲類及醫學昆蟲等)和由其引起的病蟲害進行研究,在病原生物學(包括生活史、媒介種類、基組結構與表達調控等) 、行病學、生態學,寄生動物與宿主間的互作用關系等研究基礎上,實現病原物的診斷、治療和控制。
  4. In view of the factors of inflection of the low flow in karst basins, sixteen factors about antcedent precipitation and characteristics of the chosen karst basins, are quantified. and the correlation of low flow and the factors is worked out

    論文從影響喀斯特域枯的各影響入手,通過入選域的枯季前期降量及其下墊面特徵等16個的量化,從量上探求喀斯特域的枯各特徵值與影響之間的關規律。
  5. Due to the influence of climate drought and human activities, the ecological environment of qinghai province is in an increasingly grave condition, namely, climate abnormal events occurring frequently, grassland degenerating, ground sanding, glacier shrinking, water level of lakes descending and river runoff decreasing, and so on. in the basis of extensively collecting and analyzing the data of qinghai ecological environmental factors such as climate, water resource and grassland resource etc., the further basic research is performed on the ecological environment characters of main climate factors, surface runoff, water resource, lcc and their correlation to coordinate with the basic, strategic and precursory research for the development of china west part and provide the scientific foundation for corresponding development both ecological environment and social economy, and persistent utilization of natural environment resource

    本研究針當前在氣候乾旱化和人類活動的共同影響下青海省生態環境中氣候異常事件即氣象災害頻繁發生、草場退化、土地沙化、冰川萎縮、湖泊位下降和河量減少等生態環境退化現象日益嚴重的實際,在廣泛收集和整理青海省氣候、資源、草地資源等生態環境基礎資料的基礎上,青海的主要氣候要素、地表徑資源、植被的演替及其互間的關系等主要生態環境變化特徵進行了基礎性的研究。
  6. Abstract : the causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %

    文摘:分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的蒸汽吹灰器漏,蒸汽引起露點腐蝕及吹灰效果差造成室積灰,排煙溫度高,煙氣熱量未回收利用以及爐保溫襯里效果差等問題,提出採用聲波除灰系統、煙氣回收系統、纖維噴塗和巖棉噴塗及應的程調整等改造措施.測定結果表明,本次技術改造解決了蒸汽吹灰器漏所造成的露點腐蝕問題,提高了保溫效果,減少散熱損失1 . 25 % ,排煙溫度降至170左右,裝置的爐效率由83 %左右提高到90 %以上
  7. The causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %

    分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的蒸汽吹灰器漏,蒸汽引起露點腐蝕及吹灰效果差造成室積灰,排煙溫度高,煙氣熱量未回收利用以及爐保溫襯里效果差等問題,提出採用聲波除灰系統、煙氣回收系統、纖維噴塗和巖棉噴塗及應的程調整等改造措施.測定結果表明,本次技術改造解決了蒸汽吹灰器漏所造成的露點腐蝕問題,提高了保溫效果,減少散熱損失1 . 25 % ,排煙溫度降至170左右,裝置的爐效率由83 %左右提高到90 %以上
  8. Whether the disease occurred and was prevalent in this area was relative to climatic factors including relative humidity, temperature and rainfall, etc., and integrated control measures of the disease was discussed

    初步明確影響本地區葉枯病發生行的氣象,主要有溫度、溫度、降量等,並提出了應綜合防治措施。
  9. The approaches establish a relationship between monthly precipitation abnormality and monthly circulation, soil moisture and temperature on the shallow and deep layers. the relationship is the precipitation diagnostic equation and its coefficients and dimensions are determined by using the observed data of huai river basin. then we select the main soil moisture and temperature attributing factors by the dimensional analysis to establish a forecasting equation of summer precipitation over huai river basin with the statistic approach

    通過將大氣中的熱量、汽收支方程與一個簡化的兩層土壤溫度、濕度方程結合,並依據月尺度大氣環的演變特徵,推導出月降距平與500hp月平均高度距平場、土壤深淺兩層溫、濕度的關系;利用臺站觀測資料,使用統計反演方法確定方程中各項的系數和量級,從而找出影響降的主要土壤溫、濕;利用統計方法建立這些與淮河域夏季降異常之間的簡單線性預報方程,並1992 - 2000年淮河域夏季降趨勢進行回報。
  10. The year consume the type the opposite stability for new price of article for product model number for speed for price for electronics product competition still vigorously, but along with product renewing changing the on behalf quickly, passing rightly gradually losing the profit ability proceeding reduce pricing promote salesing but keeping price level, main current product to always keep on certainly of the level. the war of for this reason price did not stay around the digest the stock, blindness to capture the market s appearance top, whole profession competed the vigorous inside to still kept the good profitsed to create the abilitied in the priced, and creates good income is with the profits level

    年消費類電產品的價格競爭依然激烈,但隨著產品更新換代的速度加快,通過逐漸失去盈利能力的產品型號進行降價促銷而保持了新產品價格的穩定,主產品的價格平始終保持在一定的平上。此價格戰沒有停留在消化庫存盲目占領市場的狀態上,整個行業在價格競爭激烈中依然保持了較好的利潤創造能力,創造了較好的收入和利潤平。
  11. Regional photochemical reaction is weak over this area, to a great extent, the atmospheric background condition influences to the variation of surface o3, tthe variation of vertical wind speed is significant to surface o3, from seasonal distribution of vertical wind, it appears upward air current in winter, spring and autumn, repectively, while it is mainly downward in summer, it is favorable to the o3 transport from stratosphere layer. at walilguan, the variation of humidity impacts a little on surface o3, the relationship between surface o3 and wind speed is relatively complicated, by correlation statistic analyze, it is sure that the wind speed is not one of the important factor

    ( 2 )瓦里關地區局地光化學反應較弱,地面o _ 3在很大程度上受大氣背景狀況的影響; ( 3 )垂直風變化地面o3日變化影響較大,從垂直風季節分佈看,春、秋、冬三個季節為上升氣,而夏季下沉氣則很旺盛,這種分佈有利於平層o _ 3向下的輸送; ( 5 )濕度地面o _ 3貢獻並不明顯; ( 6 )各季節平風速與地面o _ 3之間的關系較為復雜,不同季節關分析表明,平風速並不是影響地面o _ 3變化的主要之一。
  12. First, because pipelines are so complex that controlled object is high order, delay, coupling, nolinear and time - varing, it is difficult to realize closed loop control for it using valid mathematic model. to resolve this problem, the paper presents a fuzzy - pid control algorithm with self - adjusting regulation factor. second, if a moving motor supplied by inverter power is switched to be supplied by power supply, the impact of overload - voltage and overload - current appears

    主要針中、大容量供系統中,由於供管網鋪設復雜、彎管多、控制象具有高階、滯后、耦合、非線性及參數時變的特點,難以利用有效的解析式數學模型進行閉環控制,以及多臺泵並聯運行時,泵電機由變頻電源供電向工頻電源供電切換過程中產生的過電壓過電沖擊這兩個難題,提出了可調整fuzzy - pid控制演算法及利用鎖環控制實現泵電機由變頻電源向工頻電源的同頻同平滑切換。
  13. The analytic results of the effects on the micromorphological structure of the film by the electrochemical condition ' s showed that the carbon is apt to improve the boundary combination between the scfs and the surface of the cathode and the seperation of the films, and that the micromorphological structure of the mpgcfs is greatly affected by the dring and the power voltage, which remarkably affluence ion move in swelling cathode film, and that higher temperature and concentration of cu2 + in the medium solution are also advanagable to the deposition of cu in scfs. the plot of deformation behavior of mpgcfs showed that the maximum strench ratio decreases and the brittleness increases due to the existence of the metal phase, and that the strengh trend of the composite films is fistly up and down followed with the content of metal phase because of the change of the role of the metal phase from acting as the physical cross - linking to weakening the films due to destroying the whole structure of the polymer

    另外它作為基體的另一個突出的優點是制備的溶脹復合膜( scf )中的溶劑與電解液中的溶劑同都是,克服了以前膜內外不同溶劑之間擴散的問題,結果使得電最終趨於一種穩態,此可以更好實現用電化學條件來控制mpgcf的形態結構;硬質石墨材料的多孔的結構和石墨本身的結構性能特點使得碳作為陰極材料時有利於溶漲復合膜( scf )與電極表面的結合以及膜的剝離,此是作為陰極的理想材料;電化學條件中的乾燥程度和電壓能夠明顯的影響離在膜內的遷移,從而mpgcf的形態結構造成較大的影響;而提高反應溫度和增大電解液中銅離的濃度也有利於銅在膜中的沉積生長。
  14. In order to avoid the effect of subjective factors on the evaluation of competitiveness of logistics industry of fujian province, the paper adopted such methods as principal components factor analysis, correlation analysis etc, established an indicator system for evaluating competitiveness of logistics industry of fujian province, and

    為避免主觀福建物產業競爭力平的評價產生影響,文中應用主成分分析、關分析、增長函數模型等方法,構建了物產業競爭力的評價指標體系,結合歷年數據,引入國際物資本這一要素,來分析福建物產業競爭力平的變化。
分享友人