空化特性 的英文怎麼說

中文拼音 [kōnghuàxìng]
空化特性 英文
cavitation performance
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 空化 : cavitation空化機理 cavitation mechanism; 空化噪聲 [聲學] cavitation [aeration] noise; 空化作用 [化學] cavitation
  • 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
  1. The additional flow is formed by the device of dentoid baffle, and the application of the device of dentoid baffle cooperated with a stilling basin has been investigated by systematic model tests. based on the research results, the hydraulic problems such as the characteristics of hydrodynamic pressure and cavitation on the head of the denotid baffle, the properties of flow under the condition that the device of denotid baffle is used with a stilling basin, the hydraulic computation about a stilling basin, the estimation of energy dissipation and its various affection factors, the mechanism and effect of energy dissipation, and distributions of velocity and pressure and aerating concentration, etc, have been analyzed ; the method and step of hydraulic design of device of denotid baffle by which the additional flow is produced has also been proposed

    文中利用齒墩設施實現附加射流,對齒墩設施與消力池聯合應用進行了大量的和系統的模型試驗,分析研究了中低佛勞德數條件下,齒墩墩頭的動水壓強及空化特性,齒墩設施與消力池聯合應用時的流態,消力池的水力計算,消能量的估算及其各種影響因素,消能機理和效果,消力池內的流速、壓強,摻氣濃度分佈等水力學問題,並提出了實現附加射流齒墩設施的水力設計方法和步驟。
  2. In chapter five, the research work focus on color gamut transform correction in panel display. a method of color gamut transform correction which introduces the concept of virtual gamut space is presented to solve the problem of luminance and chromic disuniformity which arises from the differentia of chromic and drive characteristics of each module or pix on the same display panel. and the high quality of image displayed on the panel is ensured

    提出了克服同一種平板顯示屏由於各個顯示模塊(顯示象素)的色度和中國科學院長春光學精密機械與物理研究所博十學位論文基十擬合逼近理論的平板圖像顯示技術研究基色驅動顯示的差異而造成的平板顯示屏色度和亮度分佈不均的有效方法,解決了平板顯示屏的全屏幕亮度、色度一致的問題,保證了高質量視頻圖像的顯示。
  3. Vacuum foaming behaviour and test method of foaming vacuity of an impregnating resin

    浸漬樹脂的真及其沫度試驗方法
  4. The age hardening characteristic of as - cast cu20ni20mn and cu20ni35mn alloys and the interface characteristic between the alloy and cast tungsten carbide were studied, and on the basis of this study, composites of cu - ni - mn alloy reinforced with different volume fraction ( 0 - 45vol. % ) and different size ( 42 - 362 m ) of cast tungsten carbide particles were made by vacuum hot - pressing liquid sintering technology. pin on disk two body abrasion tests have been performed with different size of sic abrasive under different loads

    本文研究了鑄態cu20ni20mn和cu20ni35mn合金的時效硬及其與鑄造碳鎢的界面,並在此基礎上以不同尺寸( 42 362 m )的鑄造碳鎢顆粒為增強體,採用真熱壓液相燒結技術制備了不同顆粒含量( 0 45vol . )的鑄造碳鎢顆粒增強cu - ni - mn合金基復合材料;以不同粒度的sic為磨料,在不同載荷條件下利用銷?盤磨損試驗機測試了復合材料的二體磨料磨損能。
  5. In the third chapter of this dissertation, based on the physical and chemical properties of hydrogen and the combustion characteristics of hydrogen, the quasi - dimension combustion calculation model of hydrogen ? fueled engine is set up through analyzing the characteristics of turbulence flame and chemical reaction kinetic of hydrogen ? air mixture. the model includes the dual ? area thermodynamics sub - model, quasi - dimensional turbulent entrainment combustion sub ? model, turbulence flame promulgating sub ? model, hydrogen - air mixture chemical kinetic sub - model and loss of heat transfer sub - model and so on

    本文從氫燃料的物和燃燒徵著手,通過分析氫氣混合氣燃燒的湍流火焰結構和燃燒學反應動力學,基於雙區燃燒模型,建立了包括雙區熱力學、準維湍流卷吸燃燒、湍流火焰傳播速度、氫氣混合氣燃燒學反應動力學以及傳熱損失等模塊的燃燒模型,並給出了相應的計算方法。
  6. The researches including discharge capacity, pressare properties, cavitation characteristics at some key positions, hoisting load of the gate, configuration of energy dissipator at the exit dentated - sill, and downstream scouring were performed by hydraulic model tests

    藉助系列水工模型試驗對水布埡放洞的泄流能力、壓力及關鍵部位的空化特性、閘門啟閉力、出口鼻坎消能工體型及下游沖刷等進行了較深入的研究、分析。
  7. The application and existing condition of explosion proof air conditioning unit made in china are introduced and comparison of technical economy situations in different schemes is given

    敘述了汞的理、制燈對汞材的要求及目前制燈用汞存在的問題,提出了高純汞制備新工藝,並實施真封裝,提高了燈管的內外在質量
  8. Study on air temperature of vacuum cooling

    冷卻中的氣體溫度變研究
  9. Seismic response analysis of a long - span cable - stayed bridge under random seismic excitations with spatial variations, including travelling effect, incoherence effect and local site effect, was made with stochastic method

    摘要以南京第二長江大橋南漢橋為例,採用隨機振動分析方法研究了地震動的間變,包括行波效應、部分相干效應以及局部場地效應對大跨度斜拉橋地震響應的影響。
  10. The paper calculates and analyzes the influences of the initial pressure, the volume of the expansion chamber, and the throat diameter of the nozzle on the non - loaded performance of the circuit breaker, and presents the variation of the state parameters of the expansion volume and the flow field during interruption period, also predicts the nature of the self - extinguishing circuit breaker

    本文分析計算了起始壓力、膨脹室體積及噴口喉部直徑的變對斷路器的影響,給出了斷路器膨脹室狀態參數及滅弧室內氣流場在斷路器開斷過程中的變,得到了自能式sf _ 6斷路器固有的
  11. As far as model is concerned, the forth generation software should be characterized with spatial entity - oriented. the paper established the geographic spatial model based on the thinking of object - oriented ; studied the structure of the model " s elementary unit - - geographic entity ; brought forward the concept of geometric data type which characterize entity ' s spatial feature in the structure ; defined five kinds of geometric data types such as point, arc, area, composite arc, composite area ; and formalized their collective operation using hypergraph. at the end of this paper writer studied preliminarily the method of entity query and analysis based on the model

    本論文從面向對象的基本思想出發,建立了面向對象的地理間模型;研究了地理間模型中的基本單位? ?地理實體的結構,針對實體結構中用來表徵實體的組成部分? ?幾何對象,提出了其取值范圍,即幾何數據類型的概念;對點、弧、面、復合弧和組合面五種幾何數據類型進行了定義;並使用超圖工具對幾何數據類型的集合操作進行了形式描述;對基於面向對象的地理間模型的實體查詢和分析方法也做了初步研究。
  12. Experimental researches of characteristics of hydrodynamics pressure and cavitation on the front of aeration - baffle have been done so as to obtain the distributions of the fluctuating pressure and time - averaged pressure

    通過對齒墩墩頭的動水壓強及空化特性的研究,得到了時均壓強和脈動壓強分佈規律。
  13. The numerical simulation and experimental research made on the characteristics of the clearance cavitations in kaplan turbine are described herein ; in which the analysis mainly is concentrated on the characteristics of leakage - vortex caused by the flow of the clearance between blade tip and blade chamber, that occurs at the front - pressure side of the blade, and the intensity of the secondary - flow - vortex ; furthermore, the relationship in between the leakage - vortex, secondary flow vortex, cavitations and erosion are analyzed as well

    摘要對軸流轉槳式水輪機輪緣間隙流動及空化特性進行數值模擬和試驗研究,重點分析輪緣間隙流動在正面頭部泄漏流動所引起的泄漏渦帶、二次流動的漩渦強度和空化特性,以及泄漏渦帶旋轉、二次流動的漩渦與蝕和磨損之間的關系。
  14. Applying the principle and research method of cultural anthropology, this paper analyzes natural and cultural background, settlemental model, prototype of architecture, character of prototype, identity of space through the hakka house of huang family in kengzi town as a sample which is typical of hakka local - style dwelling. then concludes that relations between settlemental model and social organization of the huang family and indicates that the surrounding house - form is typical not only as a unique dwelling form, but also embodies their social formation of " living in compact communities " of hakka architecture

    本論文以坑梓鎮黃氏宗族客家住屋這一客家民居為研究對象,應用文人類學的基本理論和研究方法,通過分析其自然文背景、聚落形態、建築型制、類型徵、等因素,指出黃氏宗族聚落形態和社會組織間的關系,並表明其住屋典型類型? ?圍屋,不但在居住模式上表現出獨的個,還體現了客家建築「聚居」的社會形態內涵。
  15. Based on the structure, time - space and dynamic equilibrium characters of ecosystem, in the paper system dynamic mechanism and cooperative principle are used to expatiate the producing mechanism of cumulative environment effect and relative approaches and types and appraisal principles are analyzed

    本文提出基於生態系統的結構與時及動態平衡轉,運用系統動力學機制和協同學原理從理論上來闡述累積環境效應的產生機理,分析了累積效應產生的途徑、類型以及累積環境影響評價的原則。
  16. Not only analysis the results of experiment taken on the cavitation unit of transient flowing research set, this thesis also studies the cavitation characteristics by calculating two relative maths models. then, principles of pressure and speed in different durations : generation, development and disappearance, are gained

    在利用瞬變流實驗臺研究段進行實驗分析的同時,本文還應用兩種數學模型對穴現象進行了計算分析,得出了穴在產生,發展和消失各階段的壓力,流量變規律。
  17. The dynamical parameter was regarded as evaluation guideline, and through investigating the change characteristic of the basin and modulus under different destroy boards, different area and different level loads, the identify methods of the pavement bursted have been given and we advise to use synthesize modulus ratio to evaluate the pass - loads capacity of the joints. we have also discussed the influence of different level loads to the joints pass - loads capability, and confirmed the commonness and oneness of the influence of the pass - loads and bursted to the basin and modulus under the critical loads, and the range of the critical loads was also given. basing on the determination of the pass - loads a

    以動態參數作為評價指標,通過研討不同破壞板的不同區域,在不同等級荷載作用下彎沉、模量的變,提出了路面脫識別辦法以及利用綜合模量比來評價接縫傳荷能力的思想,探討了不同等級荷載對接縫傳荷能力的影響,確定了臨界荷載下傳荷與脫對彎沉、模量影響的共和單一,並確定了臨界荷載的范圍,在判定脫和傳荷基礎上提出了水泥混凝土路面的壓漿效果的評價方法,通過研討荷載與動態模量的關系,對地基的動態能進行了系統的分析與評價。
  18. Hence, to describe spatial characteristics of oasis landscape quantificationally and discuss the relation between the oasis landscape structure and human activity is most significant for more knowledge of the relationship between landscape structure, natural ecologic process and social economic activities, and for reasonable use of oasis land resources, oasis landscape ecology planning, desertification controlling and oasis environment evaluation, and so on

    因此,定量的描述綠洲景觀的,探討綠洲景觀結構與人類活動的關系,以便進一步了解景觀結構與自然生態過程和社會經濟活動之間的關系,以及對綠洲土地資源的合理利用、綠洲景觀生態設計和荒漠的控制以及綠洲生態環境評價等提供科學依據。
  19. The target of this thesis is to develop a design and optimization tool for airfoils of wind - in - ground air vehicle. the functions of the tool include : to generate wing - in - ground air vehicle airfoil by relative less control points, to simulate the wing - in - ground effect by the mirror method, to analyze aerodynamic performance of the airfoil using the software javafoil and to optimization the airfoil by the based - surrogate optimization method

    該軟體具有如下點:給出較少的控制點生成一個地效飛行器翼型;採用鏡像法來模擬地面效應,應用可以計算地面效應的翼型分析軟體javafoil對地效飛行器翼型的進行分析;應用基於代理模型的優方法對地效飛行器翼型進行優
  20. Then, deeply analyzing optimization characteristics of the wshp system and fixing optimization object and variables of the system, combining with mathematical models of all parts and with factors of safety, stability and feasibility etc as restriction conditions, steady - state optimization model of the wshp system is established. adopting sqp algorithm and on the platform of matlab, the optimization model is solved

    然後,對水源熱泵調系統的優進行深入的分析,確定系統的優目標和優變量,結合系統各部件的數學模型,以系統運行的安全、穩定、環保和可行等因素作為約束條件,建立了與實際水源熱泵調系統相符合的穩態優模型,新的模型進行了合理的簡,更具可行
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