量化階梯 的英文怎麼說

中文拼音 [liánghuàjiē]
量化階梯 英文
quantum step
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 名詞1. (臺階) steps; stairs 2. (等級) rank 3. [醫學] (耳蝸的三個螺旋管的任一個) scala 4. [數學] order 5. [地質學] stage
  • : Ⅰ名詞1 (梯子; 樓梯) ladder; stairs; steps; staircase 2 (姓氏) a surname Ⅱ形容詞(形狀像樓梯的...
  • 量化 : quantization量化器 quantizer; digitizer; 量化失真 quantizing distortion; 量化條件 quantum conditi...
  • 階梯 : (臺階和梯子, 比喻向上的憑借和途徑) a flight of stairs; ladder; staircase; step
  1. In addition, a low - pass filter can be employed prior to the digital - to - analog ( d / a ) stage to smooth the stairstep effect resulting from the combination of a low sampling rate and quantization

    另外,在數模轉換( d / a )級前用低通濾波器可以平滑因低的抽樣頻率和造成的效應。
  2. A soft sensor modeling algorithm based on improved fuzzy neural network is presented. the normalized average output membership functions are defined as fuzzy basis functions for defuzzification calculation. in order to improve the property of convergence, some parameters of the fuzzy neural network are trained by levenberg - marquardt algorithm, and the others are trained by gradient descent algorithm

    提出了一種改進的模糊神經網路軟測建模方法,採用規則的平均輸出隸屬度函數作為模糊基函數進行反模糊運算;在訓練網路時,部分參數採用levenberg - marquardt演算法來訓練,另一部分採用一度下降法。
  3. The verification of the algorithm is performed using a gauss - distributed concentration ball and a stock wave at steady flow in an open channel. the comparison with an analytical problem solution shows that the precision and the stability of quasi - consistence hexahedral element method is as good as that of consistence hexahedral element method, better than that of the linear interpolating function method

    6 、比較分析了網格布置形式對圓管流動和臺突擴流動計算結果的影響后表明,應在物理度變較大的區域適當加密網格,才能較好地模擬這些區域的流動特性以及壁面對整個流動的影響。
  4. The main points of hlsip quality control includes : during the design stage, it is necessary to control the scheme comparison and optimum design, esp. the waterwork, electromechanical device and irrigation region planning, to improve the design quality and pay attention to control the long - term benefits of design results ; during construction period, the supervisor should help proprietor choose construction contractor, sign the construction contract, supervise the manufacture of equipment and strictly execute the quality control procedure to subject the construction to controlled mode ; in addition, the contractors must improve their quality self - control, maintain the notion " quality first " and insist the full process, multiway, and multi system control of construction quality

    高揚程級提水灌溉工程質控制的重點包括:設計段控制好方案對比、設計優,特別是水工建築、機電安裝、灌區規劃等多專業多目標的確定和協調,提高設計質和深度,注重控制設計成果的長期效益;施工段協助業主選擇好施工承包商,制定出嚴謹、完備的施工合同,搞好設備監造,嚴格執行質控製程序,使工程施工時時處于受控狀態;同時要提高承包商的質自控能力,堅持施工質的全過程、多方法、多體系控制。
  5. The cost control of hlsip shoud take a method of quota design step by step during the design stage ; during the construction seage, the emphasis should be attached to optimizing construction scheme, check and signing the working drawing and making a strict demand on metering pay. at the same time, the cost out - of - control should be avoided, and the constructor should treat the project change cautiously and properly handle the claim

    高揚程級提水灌溉工程的投資控制,在設計段應逐步推行限額設計的作法;施工段以優施工方案,審簽施工圖紙,嚴格計支付為重點,防止投資失控,同時要謹慎對待工程變更,正確處理索賠事宜。
  6. Microstructural change and thermal shock performance of metal / ceramic graded thermal barrier coatings in thermal shock experiments were studied by scanning electron microscope and energy - dispersive spectrometry. the results showed : 1 ) metal microstructure kept intact while ceramic microstructure had been destroyed ; 2 ) thermal shock performance of coatings was interrelated with its function to relax residual stresses, therefore thermal shock performance of gradient thermal barrier coatings was better than that of terraced thermal barrier coatings ; 3 ) thermal shock performance was concerned with metal content in metal / ceramic thermal barrier coatings, which would be improved when metal content was increased

    利用掃描電子顯微鏡和能譜成分分析技術研究了金屬/陶瓷度熱障塗層在熱震過程中的顯微組織變及其抗熱震性能.結果表明: 1 )金屬顯微組織保持完好,陶瓷顯微組織有明顯的破壞; 2 )塗層抗熱震性能與其熱應力緩和功能密切相關,度熱障塗層比熱障塗層具有更高的抗熱震性能; 3 )金屬/陶瓷熱障塗層抗熱震性能與其中金屬相含有關,金屬相含增加可改善塗層抗熱震性能
  7. Wuxi county is located in typically fragile ecological strip - - three gorges reservoir area and belongs to national ecological environment construction key region. based on soil and water conservation project in wuxi county this article designs the landscape health assessment system and analyses health classes of degraded ecosystem by applying fuzzy ahp method, discloses degraded characteristics in aspect of land use patterns in wuxi county contrasted with bishan county, puts forward ecological restoration models combined with soil and water conservation harnessing, analyses and compares soil fertility quality in biological communities of different ecological restoration succession phases and restoration measures

    本論文依託巫溪縣水土保持生態修復項目,運用模糊層次分析方法,進行退生態系統的景觀健康評價體系設計與健康等級分析;通過對比研究巫溪縣與另一個生態修復試點縣? ?璧山縣的土地景觀空間格局分析,揭示巫溪縣土地利用格局上的退特徵;提出與水土保持治理相結合起來的生態恢復模式;引用土壤肥力質指數,對生態修復區不同生態恢復演替段群落及不同時期坡改、休耕地與封山育林三項生態修復措施的土壤肥力質分析與對比。
  8. First we introduce theory and merits of graphic wavelet transform, then mallat algorithm, multi - scale characteristic, quadratic b - alpine wavelet and the coefficients of this filters, and etc. later we calculate the gradient matrix based on the result of wavelet transform, thin the contour and get spatical information

    先介紹圖像小波分解方法的原理、 mallat快速演算法、多尺度特性、 3b -樣條小波基函數的選取及其濾波器系數的推導等,然後根據小波變換結果計算度矢矩陣,進行非極大值抑制和雙閾值,提取目標輪廓。
  9. One of the main reasons of the step spillway having greater energy dissipation is that the potential energy of the flow continuously transforms to the kinetic energy along the spillway and the kinetic energy partially transforms to the turbulence kinetic energy, and the flow energy is finally dissipated by means of turbulence dissipation

    研究表明,壩面水流能耗散較大的重要原因之一是由於勢能沿程不斷轉為動能,而動能又部分轉為紊動能,進而由紊動耗散的方式而消耗。
  10. The results of numerical experiments, using the four - dimensional variational data assimilation system of the nonhydrostatic mesoscale model mm5, show that : the tangent linear model and adjoint model conducted by keeping the " on - off " switches the same as the basic state, can provide a good approximation of the first - order information to the nlm perturbation and a good descent direction for the minimization procedure ; switching on and off at every other time step in the kuo cumulus parameterization scheme do n ' t impact the convergence rate of cost function ; the existence of the switches do n ' t impact improvement to the mm5 model rainfall prediction because that not only specific humidity, but also wind, temperature and pressure are assimilated into the model

    非靜力中尺度數值模式mm5的四維變分資料同系統進行的數值試驗結果表明: 「開關」變保持與基態一致,所構造的切向線性模式能夠提供關于非線性模式擾動的一近似,伴隨模式所計算的度值能夠為最小過程提供較好的下降方向;郭氏降水參數方案中對流每隔一個積分步的交替發生並不影響目標函數最小的收斂速度; 「開關」變的存在也不影響將風、溫度、氣壓和比濕結合起來同對mm5降水預報準確性的提高。
  11. The second - order nonlinear susceptibility in semiconductor asymmetric step quantum well structure

    半導體非對稱子阱結構的二非線性極
  12. Unlike inverters for general purpose, auxiliary inverters of subway vehicle have the characters of high power, wide range of high dc input voltage, entirely sealed electronic units and natural cooling. single pulse width modulation ( pwm ) technology is found to be optimal by comparing several different high power inverter technologies and is utilized in the 2 - channel staircase inverter discussed in this thesis

    針對地鐵車輛輔助逆變電源的大功率、直流側輸入電壓高且變范圍寬、輸出電壓穩定且波形質高,電子部件全密封且要求自然冷卻的特點,分析比較了幾種大功率逆變器技術方案,選擇單邊脈寬調制波合成逆變器為研究對象。
  13. Important missing aspects are : turbulent flow, numerical discretization techniques specially the relevant and difficult topic of numerical treatment of advection and related numerical methods of solution, variable property fluids, boundary layers, stability, etc. rather, it focuses on more primitive and fundamental issues of numerical treatment of advective equation and proper formulation of initial boundary value ( ib vp ). numerical problems associated with advective dominated transport include spurious oscillation, numerical dispersion, peak clipping, and grid oriention. however, the key of numerical solution of three - dimensional advective problem is searching for a high - precision interpolating function, which can keep the computational stability and low damping

    3 、針對三維純對流方程提出了實用的擬協調單元模式,並與線性插值模式和協調單元模式比較后表明,在物理度變的情況下,線性插值模式會產生較大的數值阻尼,導致解的失真;協調單元模式具有極高的計算精度和良好的計算穩定性,還可較好地克服數值阻尼,但由於計及物理的二導數項,計算工作大,邊界條件給定尚存在一定的困難;而擬協調單元模式不僅具有協調單元模式計算精度高的優點,還避免了物理的二導數項,可大大地減少計算工作
  14. 3 ) a custom filed function module was complied to study the influence of non - dimensional mass flowrate changed with time in stair shape on flow and heat transfer inside rotator - stator cavity with axial inflow and radial outflow. average nusselt number takes on a sharp up - down process when the mass flowrate changes from stabile status as to the following change of flowrate, the average nuselt number changes greatly in the initial stage and then changes gradually

    ( 3 )自編用戶程序模塊,研究在軸向入流、徑向出流的轉-靜盤腔中,無綱流隨時間呈型改變對盤腔流動和換熱的影響。當流從某個穩定狀態改變時,轉盤上的平均努謝爾數會產生一個明顯的上升再降低過程;在每一次流改變的初始段,平均努謝爾數存在一個較大幅度的變
  15. Continuous - time analog filter is the only method when processing high frequency signal ( usually above 1mhz ) in low power consumption. it has been widely used in the area of communication, electronic measurement, instruments, autocontrol, etc. it ’ s especially used in digital and analog mixed signal processing and communication integrated circuit. current - mode filter becomes the new research direction in the world, as it ’ s high speed, low power consumption and simple configuration

    提出了基於ota的多功能電流模式雙二濾波器,基於ota的八切比雪夫濾波器,用模擬lc形電路法設計橢圓低通濾波器時,在傳統的狀態變選取方法的基礎上,用改進后的狀態變選取方法得到了( k + 1 )橢圓函數低通濾波器的簡信號流圖,實現了簡的基於ota的橢圓低通濾波器電路。
  16. He was impelled to suggest " locksley hall, " and would have done so, had not his vision gripped him again and left him staring at her, the female of his kind, who, out of the primordial ferment, creeping and crawling up the vast ladder of life for a thousand thousand centuries, had emerged on the topmost rung, having become one ruth, pure, and fair, and divine, and with power to make him know love, and to aspire toward purity, and to desire to taste divinity - him, martin eden, who, too, had come up in some amazing fashion from out of the ruck and the mire and the countless mistakes and abortions of unending creation

    若不是他的幻影又抓住了他,讓他盯住著她他幾乎真會說了出來。這跟他同一種屬的女人,從遠占的萌動評始,在生命的宏大的上爬行掙扎,經過了億萬斯年,才在最高層出現,演出了一個露絲,純潔美麗神聖,有力讓他理解愛情,嚮往純潔,渴望品嘗神性的滋味地,馬丁伊登,也是。以某種令人驚詫的方式從泥淖中,從無數的錯誤和無窮多流產的創作中爬出來的。
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