最佳曲線 的英文怎麼說

中文拼音 [zuìjiāxiàn]
最佳曲線 英文
best curve
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 最佳 : the best; optimum
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. Win2000 bed lift is of personalized design, ultra - stable operation, to offer quietness and comfortableness to the greatest extent to patients with warm colors. it is provided with variable voltage variable frequency device, to produce the best operating curve in accordance with the physiological requirements of human body, to show make the safe, comfort, stable and excellent perfomance in the whole process during the operation of the lift from start, acceleration, deceleration to stop. optional cut - off emergency leveling device may be equiooed at the demand of user to ensure that the passengers inside the lift can be rescued in case of power cut - off accident

    Win2000系列病床電梯以人性化的設計,超平穩的運行,給予病患者大程度的安靜舒適增添溫馨的色彩。採用先進vvvf調頻調壓調速裝置,按人體生理要求由電梯優化產生的運行,使電梯的起動加速減速停止過程處處體現安全舒適平穩的卓越性能。根據用戶要求可選裝停電應急平穩裝置,確保以外停電時,被困電梯內的乘客能及時獲得解困。
  2. The first part is introduction, presenting this paper ' s structure, research background and so on ; the second part introduces some issues relating closely to risk, the tangency point between indifference utility curve and efficient frontier is the optimal portfolio ; the third part explores risk evaluation, this part begins with some risk factors affecting security ' s price and return, then analyzes the methods evaluating degree of risk, finally, introduces a more popular method of risk evaluation - - var ; the forth part expounds risk management, this part studies some risk control strategies correspond to specific risk mentioned above ; the last part put forward some advice contrapose issues existed in risk management in china

    第一部分為緒論,介紹本文的相關背景;第二部分是與風險相關的幾個問題,等效用與有效邊界的切點是投資者選擇的投資組合;第三部分是風險衡量,該部分首先分析了證券與股票所面臨的風險,然後對債券和股票分別介紹,後介紹了目前比較流行的風險衡量方法? ? var方法;第四部分為企業風險管理,這里針對上文所述的風險提出相應的風險控制策略;第五部分針對目前我國風險管理中存在的問題提出了幾點建議。
  3. In order to obtain the most economic benefits, the paper utilized the theory of " homalographic characteristic " and " share alike compensation current characteristic " to build up the best compensation relation for " hour - current " curve applied to transformer substation and for " length - current " curve applied to distribution line

    以獲得大經濟效益為目標,利用「等面積特性」和「補償電流等分特性」理論。推導了應用於變電站的「時間?電流」關系中存在的補償關系,以及應用於配電路的「長度?電流」關系中存在的補償關系,及補償后的經濟效益計算模型。
  4. The effect of yield and grain protein content with soil water content and nitrogen ( or nitrogen and p2o5 ) was described by isopleth

    用極差變換將產量和蛋白質含量理論值標準化,其標準值的交點即為二者的結合點。
  5. In chapter 5, based on the measured refractive index distribution curve, according as the theoretical model of light transmission in the grin medium, using quadrivalent runger - kutta method to carry out the light tracking, we studied retro - reflection of grin polymer micro - sphere and its application and concluded the best conditions to get good results. in chapter 6 we analyzed the two ways to improve the retro - reflection effect of grin polymer micro - sphere using the light tracking and discuss the pleasant results we got

    第五章從上一章測量所得折射率分佈出發,根據梯度介質球內光傳輸的理論模型,用光追跡的方法分析了327 #微球透鏡的反光性能,並對性能條件進行了總結分析,發現效果提高並不明顯,進而在第六章中提出了提高grin聚合物微球回歸反射性能的兩個基本途徑,並用光追跡方法進行了詳細的分析,終得到了良好的效果,並對結果進行了一定的分析解釋。
  6. On the basis of it, - a isotherms were analyzed at different ph 、 temperature 、 molar fraction of mpda and the optimal condition were obtained the preparation of polydiacetylene monolayers and the studies of its spectroscopic properties : the mpda / pda monolayers were irritated by 254nm uv - lamp for 20 seconds and the sensitive monolayers were produced. the uv - vis spectra showed that the recognition between mannose and e. colik12 is specific. the results of the rrs confirmed that the bands of double < wp = 7 > and triple bonds simultaneously shifted toward high wavenumber and its electrical structure of the backbone changed from acetylene to butatriene

    - a的結果表明:雙炔( pda )及其甘露糖衍生物( mpda )是混溶的。在此基礎之上,我們又對亞相處于不同溫度、不同ph值時和雙炔( pda )及其甘露糖衍生物( mpda )二者以不同比例混合時的- a進行了詳細的分析,從而確定了雙炔( pda )及其甘露糖衍生物( mpda )成膜的條件。
  7. This paper uses for reference with an example of frame - shear wall structure and studies the conceptual design and method for optimizationof structural system. through establishing frame - shear wall structure unisonous differential eguation and finding a result, the side shifting curve, moment and shear force distribution curve are obtained under inverted triangle load action on the frame - shear wall structure. after analyzing and comparing, the range of best rigid characteristics for such structure has be gotten

    本文結合框架-剪力墻實例,研討了結構體系的概念設計和整體優化方法。通過建立框-剪結構協同工作的微分方程及求解,得出框-剪結構在倒三角形荷載作用下的側移、彎矩、剪力分佈,經分析對比,得出框-剪結構剛度特徵值區間。
  8. The researching on optimum method to obtain intersection of two general positions intersecting quadric surfaces

    兩一般位置二次面交求解方法的研究
  9. Abstract : determined the power - time curves of the promoter bacteria of ganoderma lucidum for e. coli, using 2277 thermal activity moniter, a new experimental model of promoter bacteria growth were established. the growth rate constant and heat output at different concentration of ganoderma lucidum have been calculated. from - c and q - c curves the optimum concentration has also been established

    文摘:用熱活性檢測儀測定了天然藥物靈芝對大腸桿菌起促菌作用的熱功率-時間,並根據建立了細菌生長的新的實驗模型,按新模型計算了促菌作用下的生長速率常數,發熱量及促菌濃度。
  10. Equations of mesh, shorting contact line, undercutting limit line, meshing limit lines and the existence conditions, angle between the direction of relative speed and the direction of contact line, induced normal curvature about every point on the contact line are established. moreover, the paper also theoretically analyzed the error of the grinded gear surface. on the basis of the theory, the computer program is worked out to automatically produce the contact line and the boundary curves of mesh. analysis of meshing circs under different parameters can be done so that we can gain the best process condition

    首先對漸開面二次包絡理論進行了深入的探討,推導出了兩次嚙合的嚙合方程式、瞬時接觸方程式、根切界限方程式、嚙合界限的方程式及其存在條件,相對運動速度方向與接觸方向的夾角及接觸上各點的誘導法率;此外,還對磨齒后工件的齒面誤差進行了理論分析;並在理論基礎上編制了相應的計算機程序,自動生成接觸族及嚙合界限,對不同參數條件下的嚙合情況進行分析,可以使工藝條件達到狀態;後研究了磨齒裝置,設計了磨齒機的傳動系統。
  11. Localization underground target algorithm base on the best automatic curve fitter can survey velocity of electromagnetic wave in underground medium, and locate underground target. it ’ s virtue is small number of operation times. it ’ s shortcoming is subject to clutter

    基於自動擬合的波速測定和目標定位方法可以比較準確地計算出波速,計算出目標位置,優點是運算量小,缺點是容易受到雜波干擾的影響。
  12. Find the law of the influence from the injection pressure to the filling time and the cavity pressure and make certain of the best filling time, injection time and injection pressure. though the analysis of the flowing velocity and pressure spread of the key position element in the injection parts in different gate position, we forecast the injection parts quality and the possibility injection flaw and its position, optimize the gate position. in this paper, though the research of analogue of the runner system of metal - powder injection molding and the process of injection molding, we get the law of how the injection parameter influence the injection process

    在相同的注射條件下,通過分析喂料在不同直徑和長度流道中的流動規律,得到了喂料在流道中的速度場、壓力場和溫度場,找到了流道長徑比的合理取值范圍,並得出通過改變流道設計可實現對現有設備資源充分利用的結論;給出了不同注射壓力下,型腔壓力與充模時間關系和喂料熔體平均充填速度與充模時間關系的,得到了注射壓力對充填時間和型腔壓力的影響規律,確定了的充模時間、注射時間和注射壓力;通過分析採用不同位置澆口注射時注射件關鍵位置單元的流動速度和壓力分佈,預測了注射件的成形質量,或可能產生的注射缺陷及位置,優化了澆口設置。
  13. In order to achieve the optimized tunneling approach, first, tunneling procedures, shift length, horizontal jet grouting length, bench length and space length between c and d part of crd method are optimized ; on the basis of these results, two kinds of tunneling schemes are calculated with three - dimensional fem and the optimized tunneling scheme is achieved. as results of the optimized scheme, the conclusion is made that the gas pipe above the tunnel of sk3 + 355 section is secure. the calculation results are verified through comparison of numerical simulation results and site - monitoring measurement data

    為得出適合本段工程的施工路,利用大型有限元通用軟體ansys對開挖順序、開挖進尺、水平旋噴長度、臺階長度及crd工法施工的c 、 d部相錯長度進行了有限元數值模擬和優化分析,並利用這些分析結果,進行了兩個施工方案的三維有限元動態施工模擬,得出了較優的施工方案,並利用施工后的地表沉降槽,對sk3 + 355斷面處隧道上方的煤氣管的安全性進行了分析,得出了利用此施工方案施工不會造成此處煤氣管破壞的結論。
  14. Based on these, the 200mw turbine unit of panxian thermal power plant is selected, and the key problems are analyzed, such as, selection of cool medium, flow path of medium, thermal stress during fast cooling etc. the cfd software is adopted, and the maximal thermal stress, the optimum cooling model and system, and the autocontrol scheme during fast cooling, are gotten. in the end, the results are applied in the site. the optimum cooling model and system, and the autocontrol scheme would be provided reference as the other similar units

    於此,本文以盤縣發電廠200mw汽輪機為研究對象,對發電廠汽輪機組空氣冷卻裝置及系統現狀深入分析基礎上,應用cfd軟體數值模擬了不同工況時汽輪機缸壁溫度變化情況,對200mw汽輪機快冷過程中控制指標進行分析,優化機組的快速冷卻過程,合理快冷設備、系統,優化控制,分析大熱應力值及冷卻方式選擇,同時,對現有盤縣發電廠汽輪機組快速冷卻系統進行優化改進,並進行了實驗與實施。
  15. So sral2o4 eu, dy can be regarded as high efficiency solid display material. in this dissertation, sral2o4 : eu, dy is prepared by high temperature solid - state reaction, which contained the steps of stoichiometry, grind and high temperature agglomeration

    並通過對10小時余輝衰減的準確測量詳細研究了各步驟對材料發光性能的影響,總結出制備此類長余輝材料的配方和制備工藝。
  16. The second chapter is about model experiment study, it introduces purpose, scheme, equipment and experiment contents having copperplate and copper ball as object by comparability rule experimenting plenty of physical models, deals with experiment data and makes second field attenuation voltage curves first field isoline both single aperture and mutli - aperture in different situation. in the end, it obtains best depth of multi - aperture source

    利用相似性準則進行大量的物理模擬實驗,實驗觀測中以銅板和銅球作為目標體,詳細介紹了模擬實驗研究的目的、方案、使用設備以及實驗內容,並對實驗數據進行了處理分析,作出了不同模擬條件下單、多孔徑的二次場衰減電壓和一次場等值圖,找出多孔徑作發射源的探測深度。
  17. The simulated test of the mechatronics soft start equipment is made regarding the experimental platform of belt conveyor as load, the sensor design is had for selecting type, the testing datum are gatherd and analyzed, the rational curve of velocity in the starting and braking progress are gained, the best matching ratio of driving power for the double asynchronous moters is found

    以帶式輸送機實驗臺為負載進行了機械電子式軟起動裝置的模擬試驗,對傳感器進行了選型設計,對試驗數據進行了採集與分析,確定了合理的起、制動速度,求出雙電機驅動功率的配比。
  18. After thoroughly analyzing the influence of each pump parameters on the gear pump performance, the paper developes the criterion for optimum gear parameters, which can be utilizied in practice easily for gear manufacturing using normal involute gear hob with two - fillet type. the conclutions studied by the paper are : 1. both the addendum coefficient and the deddendum coefficient of the pump gear should be 1. 125

    以目前國內普遍使用的雙圓弧頭全齒高為2 . 5倍模數漸開標準滾刀作為泵齒輪的加工刀具,通過對齒輪加工原理的分析,提出了欲使泵齒輪參數達到,泵齒輪的齒頂高系數和齒根高系數都為1 . 125 ;對變位系數的確定應考慮到泵齒輪的根切、齒頂厚、重合度以及側隙因素;泵齒輪為避免過渡干涉,必然要存在根切現象。
  19. It comes to a conclusion that the combined parabola acceleration is the optimum one to limit dynamic tension and elastic vibration of large belt conveyors during starting

    提出了採用拋物組合加速度控制起動是限制大型帶式輸送機動張力和彈性振動的方案。
  20. Based on a number of charging and discharging experiments, a thought is put forward that the polarization may be detected according to the terminal voltages at charging, terminal voltage at the short pause, and the soc ( state of charge ) ; the depolarization by momentary discharge according to the reference of optimal curve

    在論文撰寫過程中,作者主要進行了如下方面的研究: -對鉛酸蓄電池的電化學機理進行充分研究,並在大量充放電實驗的基礎上,提出了依據蓄電池充電時和停充瞬間的端電壓和蓄電池荷電狀態檢測蓄電池極化狀況的思想。 -依據最佳曲線給定,採取瞬間放電減少極化。
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