指數式流動 的英文怎麼說

中文拼音 [zhǐshǔshìliúdòng]
指數式流動 英文
exponential flow
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • : 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...
  • 指數 : 1. [經] (比數) index number; index 2. [數學] exponent
  • 流動 : 1. (液體或氣體移動) flow; run; circulate 2. (經常變換位置) going from place to place; on the move; mobile
  1. But almost none studies analysis and design principle about quasiliquid device by the numbers. for providing theory guidance for quasiliquid device design and improving capability and reliability of quasiliquid fuzes, taking experience formula of loose object orifice flowage of loose object mechanics, this paper constitutes three type quasiliquid safety and arming device mathematics models by force analysis

    為了為引信準體機構設計提供理論導,提高準體引信性能及其可靠性,本文以散體力學散粒體孔口經驗公出發,結合典型準體機構具體結構,通過受力分析,建立了離心力驅、彈簧力驅和離心力與彈簧力相結合驅三種典型準體延期解除保險機構地解除保險過程學模型。
  2. At the same time, according to the similarity theory and dimension analysis, this research has accomplished the heat convection experiment, and has gotten the calculation method of heat convection coefficient of drum brake

    並在相似理論和量綱分析理論的導下,進行鼓器對換熱實驗,得出鼓器對換熱系的求解公
  3. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部通道冷卻是一個復雜的對?導熱耦合傳熱問題,本文在分析葉片內部通道冷卻的與傳熱情況的基礎上,建立了三維、可壓縮紊的物理模型,得到了通用的求解辦法;利用不帶擾片的矩形直通道、帶順排擾片矩形直通道、帶叉排擾片、帶傾斜擾片的矩形直通道的幾何模型,計算了冷卻空氣通過這幾種通道時的與換熱情況,得到了各種不同情況下計算區域的溫度場、壓力場、速度場;在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響,並整理得到了各種通道形下,努謝爾和阻力因子與雷諾的函關系;本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾片的內部冷卻通道的強化傳熱效果,通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較,表明了這種新型鮚構的優勢,對于葉片內部通道冷卻結構的設計可以起到導的作用。
  4. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統環境和labview虛擬儀器技術開發平臺下,首次利用labview中的直線擬合模塊、擬合模塊以及多項擬合模塊,設計了一種對實驗所得據進行曲線擬合的方法,對三種擬合方法進行了比較,曲線擬合結果表明,多項擬合方法相對于其它兩種擬合方法效果更好;根據曲線擬合的結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電時機械振形成的等效輸入阻抗,並由此輸入阻抗確定了磁致伸縮換能器的諧振頻率及其電氣模擬網路參;最後通過labview提供的網路功能,實現了基於web服務器的磁致伸縮換能器電氣模擬虛擬儀器測試系統,並探討了通過datasocket技術實現該系統網路化的方案。
  5. The paper point out that the most important risk is the redeem risk in the management of the open - ended fund, so the fund manager can reply on the management of redeem risk to the liquidity risk. according to the specialty management in the liquidity risk of the open - ended fund, there are three aspects : the first is that the fund holder structure problem ; the second is the restriction of the fund investment object and the problem assets assignment

    然後利用我國開放基金的據,通過granger因果關系檢驗得出了股票對開放基金贖回風險有顯著影響的結論;由此構建出開放基金的贖回資金量函入資金量函,並且得出相應的留存現金的決策模型和應對贖回風險的策略,並出基金經理可以通過資產和負債兩個角度來對開放基金進行性風險的管理。
  6. Through the simulation of the forming process, we can get the deformations, stress, strain, plastic flowing in sheets and the interface state under impact load and rolling load, the deformation of the sawtooth form and comparing to the initial state, the results above are expressed in computer animated way. and the effect of geometrical ( mainly different form, including 90 degree, isoceles triangle , 75 degree, and 1. 5 high and wide ), material and technical parameters on the bond strength are analyzed, also including the comparison of different sawtooth form. the optimum parameters are got

    對雙金屬復合板成型過程進行模擬,從而得到在沖擊載荷和軋輥壓力作用下基板和覆板的應力、應變分佈和塑性變形規律,復合后的齒形的變形情況與初始齒形形成對比,以畫的方模擬成型過程,並分析了不同幾何參(主要是不同的齒型,其中包括直角齒型、等腰齒型、 75度齒型、 1 . 5高寬齒型) 、材料參、工藝參對復合強度的影響,以及不同齒型的變形對比以及齒型對復合情況的影響,提出最優齒型、最優工藝參,有效地導了實驗。
  7. As a result, the studying aim of this paper is to establish a practical and complete system for the prediction of ship maneuvering motion, taking into account of the influence of the environmental factors, such as the wind, wave and current, establish a practical and complete system for the prediction of ship maneuvering motion. in this paper, the opengl virtual reality simulation technique is introduced into the field of ship maneuver and control, and using the mmg mathematical model, the three dimensional dynamic simulation system of the ship motion is established and good results are achieved. in the process of the system development, firstly, the maneuvering motion equations for ship in the still water are established, based on the mmg module mathematical model and serial experimental result

    在系統開發過程中,首先採用mmg分離學模型及相關的系列化試驗結果,建立單槳單舵海洋運輸船舶在靜水中的船舶操縱運方程,並編制計算程序,經與試驗結果比較,證實了計算結果的正確性;為了解mmg學模型中模型參變化對操縱性的影響程度,作者在上述已有程序基礎上,對有關模型參進行偏移修正,探討了相應參變化后的操縱性,對船舶操縱性對模型參的靈敏度進行了詳細的分析與探討,所得結論與工程實際相吻合,具有實際應用價值,並為進一步提高船舶操縱性預報的精度打下了基礎;然後,在已有的船舶靜水操縱運模型基礎上,考慮雙槳雙舵的影響,建立了內河雙槳雙舵船舶的操縱運模型;最後,綜合考慮風浪作用力的影響,進行了船舶的操縱運模擬計算。
  8. Electrical parameter includes voltage, current, power, frequency, power factor, and so on. the adjustment system of electrical network needs many panel instruments that can show the electrical parameter, such as voltage, current, power, cycle etc. tjsually these instrument is not accurate, wastes manpower resource, and the management of the data is inconvenient and easy to mistake. recently the development of micro - electronics technology and the advent of slsi. especially the advent of singlechip, lead to a new revolution in the field of instrument

    電工參一般包括電壓、電、功率、頻率、功率因等。在電網調度自化的設備中需要配置多隻測量顯示上述電工參的鑲嵌面板表,如電壓表、電表、功率表等等,其一般均為面板表,精度低,可視距離近,據需要人工抄錄,浪費人力資源,據管理不便,容易出錯。
  9. Secondly, we study the asymptotic behavior of the global spherically symmetric smooth solutions to the initial boundary value problem for the multidimensional model for semiconductors in the exterior domain, i. e., we prove that the solution of the problem converges to a stationary solution time asymptotically exponentially fast. this result was published in the journal of henan university ( natural science, 4 ( 2003 ) )

    其次,研究在外部區域上的高維力模型初邊值問題:證明了該問題的解依收斂到對應穩態問題的解,這一結果已發表在河南大學學報(自然科學版) 2003年第四期上。
  10. This thesis is directed by the thought above, we adapt the approach of concrete evidence through the help of activity of math with the way of survey communication chatting to the students and then gain scientific esplaination and analysis to show the character of the personalized thought so that we can design the personal teaching stradgy, which can improve the thought of math to promote the way of being transferred from the fact and skill to gain some method of solving problems to increase the ability of math thought which we called the thought of math. so we can realize the aim of making the reach into practice

    本文正是在上述思想的導下,採用實證方,以學活為載體,對學生進行觀察、交、訪談、調查,通過對獲得的材料的解釋和分析,來揭示初中生的個性化的思維特點,並制定相應的以優化學生學思維的教學策略,促進學生由掌握學事實和技能,轉變為掌握解決問題的一般方法,提高學思維的能力,即形成「的思考」 ,實現研究為實踐服務的目的。
  11. Measures for further developing concrete mix design were presented based on above work. for example, adopts pfca as an index in designing durability of concrete, uses mortar slump flow test to select cements and water - reducers and to measure saturation dosage of water - reducer in mortar and then determine optimum dosage of it in concrete, uses bar - slump test to determine stability and fluidity of fresh concrete, and consequently, the workability of high fluidity and high stability concrete such as pumped or self - compacting concrete can be designed by adopting proper cfvm determined in terms of rheological properties of designed mortar measured with cone - based rheometer

    如採用粗集料破碎率作為耐久性設計的一個標;採用砂漿坍落擴展度試驗選擇水泥和減水劑,確定砂漿中減水劑的飽和摻量,並通過上述學模計算混凝土中減水劑的飽和摻量,以此為參照確定最佳摻量;採用障礙坍落度試驗確混凝土的穩定性和性,結合由漏斗砂漿變儀測定的砂漿變性能確定合理的砂漿填充系,從而實現對高性高穩定性要求的混凝土(如泵送和免振自密實等)的工作性設計。
  12. The proliferation of digital content for mobile terminals allows users to enrich their mobile lifestyle with a great variety of entertainment and personal productivity services, said timo toikkanen, general manager of nokia h. k. ltd

    諾基亞香港有限公司行電話總經理托學勤timo toikkanen出:隨著專為通訊工具而設的碼內容迅速增長,用戶可下載形形色色的個人化娛樂服務,令生活模更加多姿多采。
  13. Selecting two articles on this section as its research objects, the thesis makes a deep analysis of these two news texts with “ the urban marginalized ”, a sociological term, as its connecting thread. by telling regular days ’ “ rifles ” of “ the urban marginalized ”, the narration itself comes out to be the presentation of and enquiry into the meaning of common people ’ s life, and overthrows the traditional “ mainstream narration ” in content. the narrative style of “ magnetic structure ” exhibits the living surroundings of the narration body more forcefully, although it dissects the typical linear structure conventionally used in in - depth reports

    本文的研究表明,這類報道中的敘述者通過講述「城市邊緣人」日常生活中的「小事」 ,其敘述本身構成對于普通人日常生活意義的呈現與追問,在內容上顛覆了傳統的「主敘事」 ; 「磁場結構」的敘述方,消解了常規深度報道慣用的線性結構,但卻更有力地展示出了敘事主體的生存氛圍,有助於推進受述者閱讀這一群體充滿變的生活,引發真切感受;語言的修辭性向意義的播撒,透明樸素的語言中著厚重的人文關懷,舒緩細膩的敘述筆調增強了敘述文本的張力。
  14. Due to the existing volatility, stochastic and dynamic properties of cash flow, this paper employs exponential smoothing method and moving average method to eliminate the effects of the stochastic factors, use the seasonal exponent to eliminate the seasonal volatility of the cash flow, the exponent curve and polynomial fitting curve to estimate the overall cash flow and also provides the calculating methods and identifying principle of the overall cash flow

    由於現金量的波性、隨機性、態性等特性的存在,依靠單一方法無法科學、準確的預測現金量。論文提出利用平滑和移平滑的方法來剔除隨機因素影響,利用季節來消除現金量的季節波,之後再利用曲線或者多項擬合曲線來預測整體現金量的方法,並給出了整體現金量的計算方法和確定原理。
  15. Based on calculation method on unfold size and piece form, theory analysis and research are given on ellipse, circle tube, box as equal - high, irregular, unequal - high, irregular piece, process and condition on possibility of drawing are introduced, through calculation coefficient, number of drawing, drawing testing dies are made, results are given, it is similar to calculation method, in the same time, complex drawing presswork is planed, to avoid wrinkle, critical in drawing process. in this paper, die designing is introduced based on complex drawing unfold size calculation, press center is automatic calculated, apartments of press tools are calculated too with material mechanic production process and press form are better, period of die designing is to reduced, and cost of product is lower

    對基於復雜拉深件展開尺寸計算的模具設計也作了詳細的論述,出了現有復雜拉深件模具設計製造程序的不合理性,本文在復雜拉深件展開尺寸基礎上自生成沖裁中心、沖裁周長,運用材料力學中桿件強度及抗失穩條件,實現對沖壓模具參的自計算,簡化了沖壓模具彈性元件、打料裝置的設計過程,給出了沖壓模具結構設計程,使得模具材料核算,製造過程,沖壓方更趨合理,縮短了模具設計製造周期,降低了產品生產成本。
  16. The first section will include the introduction to the theory of activity teaching, the relationship between activity teaching and the quality education and the relationship between activity teaching and mathematics teaching in middle schools. in the second section, the writer will explain how activity teaching method can direct mathematics teaching in the following aspects : create the situations for activity, emphasize experiments in mathematics, persist in procedure teaching, form the habit of self - examination and improve the ability of communication. in the third section, points of view are to be raised on the teacher ' s role in activity, mathematics teaching models by using activity teaching method and the evaluation of classroom teaching

    在第一部分中,主要介紹了活教學的理論,及其與素質教育和學教學的關系;在第二部分中,主要探討了如何用活教學論學課堂教學,從創設活情境、重視學實驗、堅持過程教學、培養反思習慣、提高交能力等方面進行了討論;在第三部分中,對活中教師的作用,學活教學的模以及課堂教學評價等問題提出了自己的看法。
  17. Based on medical consumables supermarkets set up in several domestic hospitals, this paper presents the establishment condition of medical consumables supermarkets and discusses its advantages and disadvantages, medical consumable supermarkets is a new mode and a new idea for consumable supply, which has superior advantages to traditional management mode in the reduction of hospital capital flow and circulation teaches

    摘要就目前全國少醫院建立的醫用耗材超市,提出了建立耗材超市的條件,討論了耗材超市的優點和亟待解決的問題,最後出耗材超市是耗材供應的新模、新思路,它在減少醫院資金、減少通環節等方面具有傳統管理模無可比擬的優勢。
  18. Asia - bridge software enterprise has to study and solve the problem at present. the essay focuses on the asia - bridge software staff floating and analyzing relevant reasons by questionnaire and interviewing face to face. the main reasons for brain drain in asia - bridge enterprise are unreasonable salary and wages system ; lack of fairness ; improper welfare system ; no chance for staff training and no efficient evaluation program etc. the article has demonstrated some new ideas and thoughts to solve those problems based on the analysis and accepted some advanced and typical experiences in home and aboard, such as individual salary and wages system ; self - service welfare plan and completed training system and form asia - bridge enterprise culture in order to solve the erosion of the qualified people in asia - bridge software enterprise

    本文首先對人員及其相關理論進行了研究;採取定性和定量分析相結合的方,對亞橋軟體人員失的現狀進行了充分分析;基於對亞橋軟體人員配置現狀與人員特徵的充分把握,以比較研究、調查問卷及面談法為主要手段,找出了造成亞橋軟體人員失的主要原因,重點包括:薪資制度結構不合理、激勵性不強,福利制度適應性差、福利項目對于員工需求的針對性不強,員工培訓缺乏充分的培訓需求分析做基礎、培訓方方法過分單一,不能科學合理的確定所需求人員的量及關鍵素質,企業文化有待完善等等;本文以前述理論為導,充分借鑒了國內外先進典型企業相關經驗,結合亞橋軟體自身問題與特點,制訂了諸如建立個性化薪資制度、推行自助餐福利計劃、完善培訓體系及改進人員需求確定、培育適合的企業文化等對策,以解決亞橋軟體人員失問題;本文還就解決亞橋軟體人員失問題的配套措施進行了探索。
  19. The flow form and the mixing machine of the particle materials in a gravity storage bin were presented through experiments. the calculation of the flow rate was proposed when the materials passed through the hole of the vertical pipe. the mixing index calculation model of estimating the particle mixing result was determined to be used in pilot tests for the characteristics af the gravity mixing. it proved the design reasonableness of the pilot test gravity mixing storage bin

    通過實驗介紹了顆粒物料在料倉中的及顆粒混合機理,提出了粒料通過垂直管開孔的率計算方程,針對重力摻混的特性,確立了評價顆粒混合效果的混合計算模型,用於中試實驗,證明了中試重力摻混倉設計的合理性。
  20. In order to study the regeneration mechanism of dpf in detail, we still need a mathematical model of the channel unit, which present temperature field and the soot reaction rate of the channel. finally, it points out the influences of various factors to the regeneration process by computing the numerical solution of model under different boundary conditions and geometry parameters, such as the initial temperature, the gas flow rate, the oxygen concentration, the sediment quantity and the wall thickness of the filters, and so on. in this way, the paper provides theoretical guidance for optimization design of the dpf

    首先研究了干凈壁過濾體的加熱特性,然後在加熱和燃燒理論的基礎上建立了微粒捕集器再生過程的學模型,並對模型進行了值計算,得到了捕集器內部的三維溫度場分佈以及溫度梯度分佈,結果與實驗值吻合較好,驗證了模型的正確性;為了詳細的研究微粒捕集器的再生機理,建立了孔道單元學模型,得到了孔道內的溫度場分佈和微粒反應速率分佈;最後,通過求解模型在不同邊界條件和不同幾何參下的值解,分析了各種因素對再生過程的影響,如過濾體初始溫度、過濾體內氣速率、氧濃度、微粒沉積量以及過濾體壁面厚度,為微粒捕集器的優化設計提供理論導。
分享友人