僅變換 的英文怎麼說

中文拼音 [jǐnbiànhuàn]
僅變換 英文
tra forms only
  • : 僅副詞[書面語] (將近) nearly; close to
  • : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
  1. If only the eigenvalue of a and not the eigenfunctions are desired, it is not necessary, according to section 3. 3, to obtain the transformation matrix s.

    假如需求出A的本徵值而不要求出本徵函數,那麼按照本章第33節,就不必求出矩陣S。
  2. The major work is as follows : solution of two dimensional radiation or diffraction fluid field. this thesis extends multipole expansion method to adapt to disturbed fluid fields of 2d floating bodies with asymmetric forms, which is applied with symmetric forms originally. and given the solution of potential velocity and hydrodynamic pressure of radiation and diffraction fluid fields, which is incited by a 2d arbitrary form, actual application field of the multipole expansion method has been enlarged

    關於二維擾動流場的求解:將通常適宜求解具有對稱形狀二維物體擾動流場的多極展開法(保角方法)擴展至非對稱形狀二維物體,給出了任意形狀二維物體的輻射和繞射流場的速度勢及水動壓力的頻域解,進一步擴大了多極展開法的實際應用范圍。
  3. Secondly, after analyzing the strategic relations between the manufacturer and the supplier, the dissertation brings forward that the manufacturer must category the materials and select different supplier to built relations, explains the features and the advantages and disadvantages of strategic partnerships, and bring forward that the manufacturer must give some special request for the supplier strategic partner. thirdly, the dissertation analyses and summarize the existing methods of supplier selection, and point out their disadvantages. then, the dissertation apply the extenics to the dynamic selection model of the strategic supplier, building the evaluation indexes with implication systems, selecting strategic supplier with rhombus thinking method, looking for the suppliers with the extension of the matter - element, selecting the right supplier with the extension evaluating methods, replacing the dissatisfying features with the transformation matter - element method and making it more better

    本文首先對供應鏈管理和戰略合作夥伴關系的國內外研究現狀和發展趨勢進行了研究;其次,對製造商和供應商的戰略合作夥伴關系進行分析,指出了製造商需要對采購物料分類,針對戰略型物料選擇戰略合作夥伴建立戰略合作夥伴關系,闡明了建立戰略合作夥伴關系的特徵及優缺點,並提出了製造商對供應商戰略合作夥伴的具體要求;再次,對目前存在的供應商選擇方法進行了深入的分析和總結,指出了不足之處,並提出了應用可拓理論進行供應商戰略合作夥伴選擇的思路;然後,應用可拓理論建立供應商戰略合作夥伴選擇動態模型,其中,用蘊含系方法建立評價指標體系,用菱形思維建立選擇模型,利用物元的可擴性來尋找待評供應商,用可拓評價進行收斂,並用物元對已經選中供應商的不滿意特徵進行,使其完善;最後對r企業的供應商戰略合作夥伴選擇進行了本文模型的實證部分,使模型不具有理論意義,更具有實踐意義。
  4. 4. an roi coding method realized by foveation technology and two of its extended applications are presented. by unevenly upscaling the wavelet coefficients, the method can not only reconstruct the roi data priorly in a low bit - rate codestream, but make the progressive reconstruction of the image data more convenient for the human vision system

    該方法根據人類視覺生理特點,將小波系數進行非均勻的上移位處理,不能夠保證感興趣區域圖像數據在低比特數據流中的優先恢復,還實現了使圖像的漸進恢復過程更加適合人類生理視覺感觀特點的效果。
  5. The spectral analysis of non - orthogonal functions cannot be obtained by orthogonal integration method. only the spectral analysis of some particular non - orthogonal functions can be realized by integral transformation. thus, the concept of reflection matrix is proposed and the mirror symmetry of spectral analysis for non - orthogonal function is revealed. any element functions whose reflection matrix can be obtained possesses its inverse element function. the spectral vector corresponding to an element function possesses its inverse spectral vector corresponding to the inverse element function. by reflection matrix the mapping relation of element function pair and spectral vector pair can be established. spectral analysis of non - orthogonal functions can be obtained with this symmetry by using the integration method as in the case of orthogonal functions, instead of calculating the inverse matrix as usual. so a convenient and practical method for spectral analysis of non - orthogonal functions is offered

    非正交函數不能利用正交積分來實現譜分解.有某些特殊的非正交函數可以通過積分實現譜分解.本文提出了反射陣的概念,揭示了非正交函數譜分析的鏡像對稱性.任何能夠建立起反射陣的元函數存在著它的逆元函數,並且任何基於該元函數的譜向量同時也存在著基於逆元函數的逆譜向量.元函數對與譜向量對通過反射陣建立映射關系.利用這種對稱性,非正交函數可以象正交函數一樣使用積分方法獲得譜分解結果,而不必使用求解逆陣的方法,從而為非正交函數的譜分解提供了便捷、實用的方法
  6. Due to the real operations and the fast dht algorithms utilized for the fast computation of the rdgt, the parallel lattice structures of the rdgt can more easily be implemented than in the cdgt case

    這種方法由於涉及實數運算,並可藉助于快速離散hartley演算法,從而使rdgt的并行格型結構實現比cdgt要簡單得多。
  7. By integrating conventional fourie transformation with the smooth average method of spectrum, the high frequency noise was not only removed, but also the signal was smoothed and the main frequency of the signal was found easily and then was extracted as the coarse features of the signal. on the basis, in order to analyze the detail features of the signal, the signal can be decomposed using the db6 mother wavelet function

    在譜分析方法的傅立葉中引入平滑平均法對蜂窩結構材料和纖維增強材料聲-超聲檢測信號進行處理,不可以有效地去除信號的高頻噪聲,而且可以平滑信號,突出檢測信號的主頻,實現了對檢測信號「粗信息」特徵的提取;在此基礎上,合理選用db6小波基函數,對信號進行小波分解,對信號的特徵進行進一步的細微分析。
  8. Then we use shuowenjiezi as well as the three standard books of chinese characters in tang dynasty, ganluzishu, wujingwenzi, jiujingziyang, as the criterion to correct the wrongly written characters, and divide the compiled common chinese words into seven categories : simplify the font, complicate the font, change the strokes, change the goujian, alternate the yifu or yinfu, alter the structure and kuaihuacaoshu. on the basis of that, we illustrate with the quantified data connected with the specifically speaking method that in the seven categories only two categories which are alter the yifu or yinfu and alter the structure maintain the reason of the standard form of chinese characters, the category of complicate the font weaken the reason, and the other four categories destroy the reason. through this, we can see that the reason of the common chinese words is much weaker than that of the standard form of chinese characters, so the common words are mostly excluded by the standard form system and are gradually obsoleted

    本文以《吐魯番出土文書》為材料,採用窮盡式的方法輯錄其中的俗字(以字種數計) ,以《說文解字》以及《干祿字書》 、 《五經文字》 、 《九經字樣》三種唐代正字書作為正字標準,將所輯錄的俗字分為簡化字形、繁化字形、改筆畫、改構件、更替意音、結構、楷化草書七種類型,並進一步以量化數據和具體分析相結合的方法說明七類俗字中保持正字理據的更替意音、結構兩類,繁化字形類弱化了正字理據性,其他四類則破壞了正字的理據,說明俗字的理據性要比正字弱的多,因而俗字多被正字系統所排斥,逐漸被淘汰。
  9. The results show that setting matrix and geometrical transformation as a selected topic at senior high schools is not only necessary but also feasible. this topic meets the characteristics of students in senior high schools, and can satisfy their development. the results also show that matrix and geometrical transformation can broaden span of view, boost up study interesting, promote development of capability, enhance self - confidence, and build up the ideal and skills of using mathematics finally, several suggestions about the compiling work of new teaching materials and teaching work in practice under new standard were given

    其次,本研究進行了「矩陣與幾何」這一選修專題的試驗班教學,對所做教學設計的科學性、所編寫教學材料的有效性與適應性進行了實踐檢驗,結果表明,在高中數學課程中開設矩陣與幾何這一選修專題不必要而且可行;矩陣與幾何這一選修專題的知識既符合學生全面發展的需要,又符合學生的學習特點;發現矩陣與幾何對學生全面發展所具有的促進作用主要有:能開闊學生視野,增強學習興趣,增加數學學習的信心,促進學生辯證思維能力的發展,有利於培養學生自覺應用數學的意識與能力等。
  10. It is shown by structural seismic response of four wavelets that littlewood - paley wavelet is not suitable for structural seismic response, because structural response is too small, meyer wavelet is a better wavelet for structural seismic response, for it ' s structural response is agreement with the finite element method, and also harmonic wavelet, structural response under earthquake is a little bigger than finite element method, structural response under odd exponent wavelet is also bigger than finite element method, this method is very simple by wavelet transform, wavelet transform method is different from old methods, one is with which not only knows the effects of earthquake wave detail frequency - band on structural response, but also considers earthquake wave ' s non - stationary of frequency and time - domain value, another is the second mode shape and higher mode shape response that do n ' t attenuate so fast

    通過對這四種小波的結構地震反應分析研究說明: littlewood ? paley小波不適合於用來作結構地震反應分析,因為在littlewood ? paley小波下的結構地震反應太小,不符合實際情況;用meyer小波作結構地震反應分析比較合適,和有限元法的結果比較接近;也可以用諧波小波來作結構地震反應分析,只是在諧波小波下的結果略為偏大;單邊指數小波下的結構地震反應分析比有限元法稍大一點,它通過小波大大簡化了結構地震反應分析。用小波方法來進行結構地震反應分析和以往方法不同的是:它不可以知道地震波的具體頻率段對結構反應的影響,而且同時考慮了地震波的幅值非平穩性以及頻率非平穩性;另外與以前方法得到的結果有差異的是,第二振型及以後的高一點的振型的反應沒有以前的方法衰減得快。
  11. Dynamic weighing system is as a second - order system and set it up model, then has its transform function laplace transform and z transform, at last has a formula that m is only relation to the system parameters. this article has system identified with the recursive least square ( rls ) method, and has the system parameters, while the auto - regressive - moving - average ( arma ) model for the second order weighing system is firstly derived. and has a equation which the mass is only correlation to the system parameters

    論文具體分析了定量稱量問題,首先是把稱量系統看作是一個二階系統,建立數學模后,進行拉普拉斯和z后得出一個質量與系統參數有關的關系式,從而把稱量問題轉化為一個系統參數識別問題來解決。通過編寫的程序來採集系統信號並進行處理(運用漸消遞推最小二乘法)對系統參數進行識別,從而得出稱量結果。
  12. System takes intel 16 micro - controller as the core controller and adopts advanced ipm module that replaces the silicon as inverter so that the output waveforms have been heavily improved, which compare with the waveforms after chopping of silicon, which not only reduces the loss of the transformer, but also lengthens the light life - span

    系統採用先進的智能功率模塊( ipm )取代以往的可控硅作為功率器件,以intel16位單片機為核心控制器採用ac - dc - ac技術使輸出的波形較可控硅斬波后的波形有很大的改善,這不降低了壓器的損耗而且延長了燈的壽命,提高了系統的運行質量。
  13. This scheme availes both to shorten launch distance and to shift shooting direction easily

    採用此方案不大大縮短了瞄準距離,而且射向更為方便。
  14. Based on the investigation with several voltage control methods, such as venturini method, instantaneous double - voltage synthesis method and space vector modulation method ( svm ), three new control strategies are put forward. firstly, a time - varying modulation coefficient svm method is proposed to improve mc ' s anti - disturbance performance under the asymmetry input voltage. secondly, a 5 - state switching strategy is presented for mc controlled by the svm method, which reduces the commutation number and switching losses remarkably

    在分析了venturini控製法、瞬時雙電壓法、空間矢量法等電壓控制方法的基礎上,提出了在非對稱輸入條件下矩陣器空間矢量法的時調制比改進控制策略,提高了器的抗干擾性能;對空間矢量法的開關策略進行了研究,提出了新型5狀態開關策略,在保證其他性能不受影響的條件下,減少了器的流次數和開關損耗;提出了一種矩陣器單電壓合成的新方法,它不使得器的控制簡單,計算量減少,而且使得開關損耗達到最少。
  15. Doing the further research on the division frequency stack on the foundation of study of predecessor, at first the residual moveout correction is done to the seismic record, make the phase axle regularity, doing foundation for the same phase stack ; then carried on division scale processing by wavelet transform ; spectrum whitening is done to each scale, the high and low frequency band need to do prolongs, the middle frequency bands only increase the value of the frequency spectrum ; several kinds of methods that estimate the value of signal - noise ratio has been studied further, and summarize their advantage and disadvantage as well as the scope of application ; the seismic record after spectrum whitening is stacked by weighting with the value of the signal - noise ratio ; then estimate the value of signal - noise ratio which is each scale section after stacking, the scale that the signal - noise ratio is big is assigned big weighting, otherwise, the scale that signal - noise ratio value is small is assigned small weight ing, and carried on weighted reconstruct to each scale section

    本文在前人研究的基礎上,在分頻疊加方面做了進一步的研究。首先對地震記錄進行剩餘時差校正,校齊同相軸,為同相疊加做好基礎工作;然後對地震記錄用小波的方法進行分尺度處理;對各個尺度分別做譜白化,對于高、低頻段需要做頻帶延拓,中間頻段提升頻譜值;對于幾種信噪比定量估計的方法進行了深入的研究,並且總結了它們的優缺點以及適用范圍;對譜白化后的地震記錄用信噪比估計值作為加權系數進行加權疊加;對于各尺度的疊加剖面也進行信噪比估計,對于信噪比大的尺度給予大的加權系數,反之,信噪比值小的尺度給予小的加權系數,對各尺度疊加剖面進行加權重構。
  16. We deduce easily the coherent term of quantum dynamical model ( the off - diagonal of reduced density matrix ) by improving the nature of displace operator and the nature of coherent states. then, the interaction is energies of a two - photon mechanism and the usual one - photon or liner driving mechanism. we deduce the coherent term by improving the nature of squeezing operators, displace operators and canonical transformation

    其一,有阻尼相互作用和勢能相互作用,此時利用位移算符的性質和相干態的性質很方便地推導了量子動力學模型的相干項(約化密度矩陣的非對角元) ;其二,考慮的是既有單光子相互作用又有雙光子相互作用,這時利用相干態、壓縮算符及正則等的性質推導出相干項。
  17. Lorentz symmetry is not based on objects looking the same but expresses instead the sameness of the laws of physics under rotations and also under boosts, which are changes of velocity

    勞侖茲對稱並非以物體看起來相同為基礎,而是指物理定律不在旋轉中(角度不同)看來相等,在推進(速度不同)下也會維持不
  18. The keep with bounds were be fuzzy by the method of oblige line. this program not only has been used to optimization the pdew but also could used to control the fuzzy factor that could change the strength of fuzzy. when the fuzzy factor equal to one, the fuzzy optimization program could change to a general optimization program

    該優化設計程序不適應于平面二次包絡環面蝸桿傳動的模糊優化,而且可以改模糊因子的大小,控制約束條件的模糊程度,甚至為常規的優化設計程序,程序的適用范圍較廣。
  19. The feasibility of using mallat algorithm to extract the feature component of rotor bar faults is discussed, and we find that mallat algorithm is not suitable for rotor bar faults detection because of the similar representations of the fault and the normal signals

    分析了應用mallat小波快速演算法提取轉子斷條故障特徵的可行性,指出由於故障信號與正常信號在時頻域上的表現非常接近,使用基於頻帶劃分的多解析度分析方法的mallat演算法難以提取出明顯的轉子斷條特徵量。
  20. Through the adoption of measures of addition of a coke filter, replacement of catalysts, and improvement of the steam distributors, not only the normal production indications are ensured, but also the resistance in the shift converters is markedly reduced, giving satisfactory results

    通過採取增設焦炭過濾器、更觸媒、改進蒸汽分佈器等一系列措施,不保證了正常的生產指標,而且還使爐的阻力有了明顯下降,取得了滿意的效果。
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