畸變分析 的英文怎麼說
中文拼音 [jībiànfēnxī]
畸變分析
英文
distortion analysis-
Simulations of gain and aberrance are done to study the amplification of pulse signal with a frequency of 0. 25mhz
對頻率為0 . 25mhz的脈沖信號放大進行了模擬,分析了其增益和脈沖畸變隨放大參量的變化情況。The mean crystallite size and microstrain of u3o8 in different temperature were also discussed in the paper
文中利用fwhm的變化對材料中的微晶尺寸和點陣畸變進行了一定的分析。Analysis for the phase distortion caused by the coupling of waveguides in an awg
中波導間耦合造成的相位畸變的分析It is the issuance and dealing the stocks market depending on the leave unused capital 。 its macroscopically background is highly developed market economy and microcosmic background is limited liability companies with a good frame of property right. stock market has two basic functions : optimizing the resources and being the economic weatherglass. the stock market can be achieved the function of optimizing the resource by three means : keep the information to be expedited, supervise the supervisor of corporation, and make the fixed capital to be exchangeable easily with changing them into securities
本文從中國股票市場的基礎性缺失著手,詳細分析了在二十世紀九十年代初期以來中國特有的文化、經濟背景下,股票市場的制度演進、變革過程,通過與發達國家成熟股票市場的對比和對中國股票市場內部基本矛盾的分析,找出造成這種情況的原因:即中國股市存在著基礎性的缺失,是一個建立在計劃經濟體制下的畸形運行的市場。The theoretical research, computer simulation and experimental results analysis show that maskless laser interferometric lithography and holographic lithography have the characteristics of large field of view, high resolution, distortionless, relatively simple system structure, low costs and convenient realization way. they have a broad application prospect
激光干涉光刻技術研究四川大學博士學位論文理論研究、計算模擬和實驗結果分析表明,無掩模激光干涉光刻和全息光刻具有大視場、高解析度、無畸變、系統相對簡單、成本較低,實現方便等特點,具有廣闊的應用前景。In this paper, a method assessing harmonic impedance by synchronously layered distortion waves is proposed, which is based on the " fluctuations method " - a simple and effective means. however the method is based on the fourier transform, which can just precisely analyze the signals whose cycle is integer times as broad as that of fundamental wave. with sampling windows widening, the variations of distorted signals in a fundamental period are weakened
本文是以一種被廣泛採用的非干預式諧波阻抗估計方法? ? 「波動量」法,的基礎上,針對現有方法以直接的fourier變換為分析工具,只能對基波周期的整數倍窗口采樣信號進行分析,畸變信號在一個基波周期內的變化隨采樣窗口增大而被弱化,並且,諧波次數越高,解析度就越低,大大限制了諧波阻抗估計的準確性的提高。Moreover, the higher harmonic order is, the lower distinguishability, and, as a result, the assessment accuracy becomes bad. considered its prominent localization both in time - domain and in frequency - domain, wavelet is used to the field of assessing harmonic impedance for the first time. we choose chaari wavelet because of its special band frequency characteristic, which can stratify signals synchronously and locate the distortion time precisely in assessing harmonic impedance
選取chaari小波為母小波,利用其特殊的帶通特性,對在公共連接點( pcc )采樣得到的電壓,電流畸變波形進行同步分層, 「突出」信號的畸變部分,提高了被分析信號的「信噪比」 ,以利於諧波阻抗估計準確度的提高。The excursion of centroid position of focal spot may be easily acquired with the centroid position expression of focal spot
利用焦斑質心位置表達式,可分析和確定由於振幅調制和相位畸變導致的質心位置偏移。R the theoretical analysis ignored the distortion of the section and worked out the equations of displacement, loading capacity by means of energy method
理論分析忽略變形后截面畸變,採用能量法,推導出檁條的位移、承載力的計算公式。In order to analyze the effect of aberration of amplitude and phase of laser beam on centroid position of focal spot, based on the fraunhofer formula for light wave scaler diffraction theory, according to the definition of first order moment centroid position, the general expression of focal spot centroid position directly depending on the complex amplitude of near field is derived
摘要為分析振幅和相位發生畸變情況下光束焦斑質心位置所受的影響,以光波標量衍射理論中的夫瑯和費衍射公式為基礎,根據光斑強度分佈一階矩質心位置的定義,推導了直接依賴于光束近場復振幅分佈的焦斑質心位置的一般表達式。In view of the altitude problems of inspecting the weighted average ways of obtaining altitude and the advantages and disadvantages of moving surface interpolation method are talked about through comparison, with which the writer draws a conclusion that moving surface interpolation method is suitable to be applied for the dynamic state inspection places, moreover the key technology about the dynamic slate inspection is also taken into consideration, which includes digital camera and types of camera lens, the cause of camera lens distortion and the fundamental determining principle, the gain of image coordinate and the realization of time synchronization
針對檢定點高程問題,分析比較了獲取高程的加權平均法和移動曲而內插法的優缺點,得出移動曲面內插法適合用於動態檢定場的結論。特別是針對動態檢定的關鍵技術給予了相關研究,內容涉及:數碼相機及相機鏡頭的選型,相機畸變差產生原因及測定的基本原理,像片坐標獲取以及時間同步實現,得出結論:利用gpsoem板的秒脈沖( 1pps )輸出特性,能夠實現兩臺數碼相機與gps接收機時間同步,滿足動態檢定指標要求。The error of the calculation methods used in this paper is estimated by comparing the calculation results of ge, gap, gaas arid inp with their experimental results. the error due to ignoring the lattice aberration causing by substitutional atoms is also discussed. the way to increase the accuracy is discussed
通過比較ge 、 gap 、 gaas和inp的計算結果和實驗結果之間的差別,對該方法的計算誤差進行了估算,分析了由於忽略雜原子取代所導致的晶格畸變產生的誤差,並提出了解決辦法。In this paper, the distortion of thin - walled bar with rectangle cross section is examined individually and the effect of diaphragm density on distortion is analyzed
本文採用工程實踐常用的荷載分解法對矩形截面薄壁桿件的畸變進行分析,研究橫隔板間距對畸變效應的影響。Methods : the chromosome aberrations and the rate of micronuclei in peripheral lymphocytes were examined
方法:外周血淋巴細胞染色體畸變分析採用微量全血培養法,微核測定採用甲基纖維素法。Based on the initial parameters format of the distortion theory in this paper, the element stiffness matrix and the corresponding equivalent nodal force vector subjected to uniformly distributed load is developed
在初參數格式的基礎上,本文又推導出考慮剪切變形的畸變分析的剛度矩陣及等效節點載荷列陣,獲得便於實際應用的畸變分析剛度法。With a case, the theory proposed in this paper is compared with the traditional distortion theory which does n ' t take shear deformation into account and ansys finite element software to verify the accuracy of the proposed method. it is drawn that taking shear deformation into account results in a fairly higher accuracy
隨之,通過實例,將本文理論與傳統不考慮剪切變形的畸變分析理論及州sys有限元軟體的分析結果作比較,驗證了本文理論的正確性,結果還表明考慮剪切變形的影響大大提高了考慮畸變效應的計算精度。Chromosomal aberration analysis for biological dose assessment
染色體畸變分析估計生物劑量The stars map procession is the base of star sensor procession. the stars map bottom processing includes in distortion correction, stars map denoising and centroid extraction. it is basis of star identification and important to successful identification
星圖圖像底層處理主要包括星圖畸變分析與校正、星圖去噪以及星體質心提取等,它是進行星圖識別處理的基礎,它對于識別成功率具有重要意義。Chromosome aberration assay test
染色體畸變分析試齄Chromosome aberration analysis of peripheral lymphocytes in workers exposed to benzene
苯接觸工人外周血淋巴細胞染色體畸變分析分享友人