相干加速 的英文怎麼說

中文拼音 [xiānggānjiā]
相干加速 英文
coherent acceleration
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 干Ⅰ名詞1 (事物的主體或 重要部分) trunk; main part 2 (幹部的簡稱) short for cadre Ⅱ動詞1 (做...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • 相干 : 1 (多用於否定句或疑問句) have to do with; be concerned with 2 [物理學] coherent; 相干散射 coher...
  1. Because the realistic traffic of our country is mixed, it is nearly not impossible to simulate it. but with freeway, the work is comparatively easy. because freeway is closed completely, as we simulate, wo can eliminate the disturb of the unmechanized vehicles and foot passengers

    對於我國現實生活中的交通而言是屬于混合交通,要完全真實的模擬出來尤其是難上難,但是對于高公路來說卻對要容易一些,因為在高公路上是全封閉的,也就排除了非機動車和行人的擾,我們可以在模擬的時候只是關注于機動車的交通流特性。
  2. This thesis based on the development of heilongjiang ' s green foods, through a large amount of collection and arrangement, to analyze the opportunity of development, some objective problems, course and present condition of heilongjiang ' s green food, point out the countermeasure of development of heilongjiang ' s green food. the thesis is divided into five units : unit 1 analyzes the definitions and characters of green foods, standard and signs of green food. the advantage which green food have and the significance of green food ; unit 2 analyzes the development course and present development situation of heilongjiang ' s green food based on analyzing the starter and development situation of our country, heilongjiang ' s green food past ten years, more work goes before in our country ; unit 3 analyzes the questions required dealing with which exists in development of heilongjiang ' s green foods, it indues that think is too late, the scale is too small, the way of sell is late and false is too much more ; unit 4 draws a conclusion that there is nice chance of developing green food in heilongjiang, based on using a large amount of data ; the last unit provides the ways to turn think, stronger big factories, make the sell way is more than before and draw the lay fastly, and provides appropriate countermeasures to develop heilongjiang ' s green food further i n a healthy way

    本文共分五章,第一章在分析了綠色食品的概念與特點的基礎上,對綠色食品的標準與標志進行了界定,並明確規定了綠色食品必須具備的條件,提出了發展綠色食品的意義;第二章在分析我國綠色食品的起步與發展概況的基礎上,對黑龍江省綠色食品的發展歷程和發展現狀進行了分析,黑龍江省綠色食品產業經過十多年的努力,呈現了全省合力抓綠色食品,健康快發展的好勢頭,並且許多工作都走在全國的前列;第三章從實證著手,分析了黑龍江省綠色食品發展中存在思想觀念滯后、品牌雜、經營銷售方式落後、假冒現象多等若亟待解決的問題;第四章運用大量數據,得出黑龍江省發展綠色食品的良好機遇,為黑龍江省綠色食品的發展提供了廣闊的發展空間;第五章針對黑龍江省綠色食品發展中存在的問題提出了轉變傳統觀念、壯大龍頭企業、抓好市場營銷、強綠色食品法規的制定等應的對策,並對黑龍江省綠色食品的進一步的健康發展提出了新的思路。
  3. The signal process function of the software include these function : digital filter, windowing, auto - correlation function and cross - correlation function, mean and variance, probability density function and probability distribution function statistic ; auto - power spectrum, cross - power spectrum, frequency response function, coherence function, cepstrum analysis based on fft ( fast fourier transfer ) ; joint time - frequency analysis based on stft ( short - time fourier transfer )

    軟體的處理功能包括:數字濾波、時域窗、自關與互關處理、均值和方差計算、概率密度和概率分佈函數計算;在快傅立葉變換( fft )基礎上計算自功率譜、互功率譜、頻率響應函數、函數、倒頻譜分析;基於短時傅立葉變換( stft )的聯合時頻分析等。
  4. The largest advantage of quality information system based on internet lies on quality information that is replaced on internet. transferring quality information on internet will overcome interruption on quality information transferring in the man - made quality information system factitiously, make quality information flow faster among the relative departments, support reliable clue to work or make a decision for all of personnel on time in enterprise, and heighten enterprise ' s productivity very effectively

    基於internet的質量信息系統的最大優點在於質量信息網路化,通過網路傳輸質量信息,克服了人工質量信息系統中人為地對質量信息傳輸的擾,了質量信息在各關部門之間的流動,給企業各層人員的生產或決策提供了及時可靠的依據,有效地提高了企業的生產效率。
  5. In this study, based on bispectrum and bicoherence extraction of vibration acceleration signals at spindle end of a vertical machining center while milling operation, change rules of bispectrum and bicoherence of the signals were analyzed for the progressive wearing process of the flank wear land of the milling cutters

    通過提取銑削工過程中機床主軸端振動度信號的雙譜及其雙系數,分析了銑刀后刀面漸進磨損過程雙譜及其雙系數的變化規律。
  6. The main working procedure of the fiber - optic sensor is : the sensing element detects the acceleration signal, this signal modulates the phase of the wave, and the phase change is corresponding to the acceleration signal

    該光纖度計的工作過程為:敏感元件感受外界的度信號,並把它轉化成馬赫-增德爾涉儀測量臂的拉伸或壓縮,從而引起測量臂中的光波位變化,位變化量即代表被測度值。
  7. Gyroklystron amplifier is a novel high - power millimeter - wave coherent radiation source. as a result of high - power capability and high - efficiency and moderate bandwidth advantages, gyroklystron amplifiers have received a great deal of attention in recent years for a variety of applications including high - power radars, electronic counter systems and the next linear collider etc. specifically in twenty years later, there was much developments on gyrotron

    迴旋調管放大器是一種能夠在毫米波段獲得高功率、高效率及一定帶寬的新型毫米波輻射源,因其在高功率毫米波雷達、電子對抗、定向能武器、材料處理和器等領域的重要應用前景,在國際上受到了廣泛的重視。
  8. This paper relates to some problems about the determination of design ground motion parameters, which include the choice of the attenuation relationship of rock horizontal acceleration response spectrum, the impact of focal depth to rock peak horizontal acceleration and rock response spectrum curves, the choice of intensity envelops function and random input phase, the choice of soil nonlinearity and shear wave velocity, scale of design ground motion response spectrum etc. in the researches of relative aspect, based on a typical section plane of the engineering site, influence of the change of some parameters on design ground motion parameters and the existing errors and corresponding rules are studied by using the method of one dimension model of equivalent linearization

    摘要研究了確定設計地震動參數中涉及的若問題,其中包括基巖水平度反應譜衰減關系的選擇、震源深度對基巖水平度峰值及基巖反應譜曲線的影響、強度包絡線函數及輸入隨機位的選擇、土體非線性特性參數和土層剪切波值的選擇、設計地震動反應譜的標定等問題。
  9. Finally, compared with the 2d result, the synthetic jet that 3d numerical simulated has a definite direction. the 3d result, however, has a much smaller fluctuation owing to the span - wise instability which created a breakup of coherent vertical structure into smaller scales, it therefore compares more favorably with the measured data in tests

    三、三維模擬結果顯示合成射流的方向性極佳,與二維模擬比較,三維數值模擬的度波動較二維模擬要小,旋渦的結構衰弱,這是因為三維模擬考慮了流動的橫向不穩定性,這更接近實際情況。
  10. Compared with the results based on hopkins theory, the fast computer simulation results show that the diffraction intensity in proximity lithography may be simulated more rapidly and precisely with the new model

    結果表明採用基爾霍夫衍射理論及多點光源的衍射光場非的模型不僅快而且也可以比較準確地模擬接近式光刻的衍射光場分佈。
  11. A fast computer simulation of diffraction intensity on the photoresist surface was performed based on kirchhoff ' s diffraction theory and the incoherent super - impose of multi - point source diffraction intensity

    利用基爾霍夫衍射理論及多點光源的衍射光場非方法,對光刻膠表面的衍射光場進行了快計算機模擬,並與霍普金斯理論計算結果進行了分析比較。
  12. Then the complete simulink simulation model of soft cut - in system is established. what is more, an effective control strategy of soft cut - in unit that the cut - in rotate speed of wtg and scr phase - shifting rule should be adjusted in accordance with the rotate acceleration of rotor is put forward. on the basis that the simulation model is validated, the simulation and analysis of direct cut - in and soft cut - in process of wtg are carried out, which aims at supplying necessary referential material for the r & d of soft cut - in unit

    本文以軟並網裝置主電路的分析與設計?軟並網控制系統的建模與模擬分析?可控硅移觸發軟並網控制電路的設計為主線,首先進行了軟並網裝置主電路部分的分析與設計;然後建立了雙繞組風電機組的完整模擬模型,在對模型進行驗證的基礎上,提出了有效的風電機組軟並網控制策略,即機組並網轉與可控硅移規律應隨電機轉子度進行調節,並進行了風電機組直接並網與軟並網過程的模擬分析,得出了應的結論,為軟並網裝置的研製提供了必要的參考依據;最後設計了軟並網系統的可控硅移觸發控制電路的硬體與軟體的實現方案,並提出了系統硬體與軟體的抗擾措施,重點闡述了主要軟體模塊的實現方案。
  13. The life span of mouse that were inoculated tumour cells was prolonged, and the body weight increase was slowed down by injection of xhl. meanwhile, the secretion of il - 2, tnf - a and ifn - r, that were relevant to antitumour, were enhanced by injection of xhl to mouse

    荷瘤小鼠腹腔注射xhl后,在一定程度上延長了小鼠的存活時間,減緩了荷瘤小鼠體重的增度,同時提高了和抗腫瘤關的白細胞介素2 、腫瘤壞死因子-和擾素-的分泌量。
  14. Finance is the core of contemporary economy, and commercial banking is the principal part of finance system after china j oined the wto , the biggest problem which commercial banks of our country encounter has been the problem of system risks therefore the research on managing and keeping away the commercial banking system risks of our country has great academic and practical significance by expatiating the basic theories of financial system which includes the theoretic analysis of four aspects : financial organization financial market system financial supervision system and financial system innovation together with the characteristics of commercial banks of our country in the transitional period the paper analyzes the ~ eneration mechanism of the commercial banking system risks of our country the defnition and characteristics of system risks , the behavior and the various factors of the commercial banking system risks one by one at the same time the main aspects of american and german commercial banks which include the type and appellation of commercial banks , the exterior form of organization 。 the dealings management system the deposit insurance system and the development current of commercial banks , are compared in addition , the financial supervision systems of america , british and japan are studied in detail based on the above analyzing combined with the situations in our country, the beneficial reference ’ and inspiration that we can draw are analyzed then it can be concluded that the origins from which the commercial banking system risks of our country derive exist in the peculiar property right system , organization system , capital system and juridical person system of our country, etc therefore to prevent and solve the commercial banking system risks of our country, we should begin with eliminating the system sources that result in risks and keep away the banking risks effectively by innovating the system in this paper, several precaution measurements are also proposed including accelerating decentralized regrouping of country, owned property, reforming the organization system of the commercial banks monopolized by the colintry, reforming and constructing capital system , establishing modem iuridical person system of commercial banks , and so on

    入wto后,我國商業銀行所面臨的最大憂慮就是制度風險問題,因此,對我國商業銀行制度風險的管理和防範研究具有重大的理論和現實意義。本文通過對金融制度基本理論的明確闡述,它包括:金融組織理論分析、金融市場體系理論分析、金融監管制度理論分析和金融制度創新理論分析四個方面的內容;結合當前轉軌時期我國商業銀行的特點,逐一對我國商業銀行風險的生成機理、制度風險的涵義及特點、商業銀行制度風險表現以及商業銀行制度風險的各種因素進行了分析;同時還對美國、德國商業銀行制度的主要方面進行比較研究,包括商業銀行的類型和名稱、外部組織形式、業務經營制度、存款保險制度和商業銀行的發展趨勢;以及對美國、英國、日本三國的金融監管制度進行了較詳細的分析;並在此基礎上結合我國實際,分析了我國可從中得到的有益借鑒和啟示;根據以上分析,得出我國商業銀行制度風險產生的根源在於我國特有的產權制度、組織制度、資本制度和法人治理制度等。為了防範和化解我國商業銀行的制度風險必須從消除這種風險產生的制度基礎入手,通過制度創新來有效防範銀行風險,本文提出了若關防範措施,包括:國有產權的分散化重組、改革國有獨資商業銀行的組織制度、改革與建設資本制度和建立現代商業銀行法人治理制度等。
  15. If the target has a radial acceleration, conventional 2d - fft based data processing method will lead to a doppler spread in doppler domain. the high resolution of doppler domain due to coherent integration no longer holds, which is very important in target detection of othr

    常規的二維fft處理在處理機動目標時往往由於目標存在徑向度而會在多普勒域造成多普勒擴展,從而無法應用積累帶來的多普勒域的高分辨力完成對目標的檢測。
  16. During my studying of postgraduate, i have accomplished above - mentioned researches and results listed below : 1 ) accumulated lots of experimental data of non - contact life - parameter detection system under different conditions, which is a good foundation for the next stage of this research. 2 ) brought forward the method of using adaptive processing to constrain the self - dithering interference. 3 ) brought forward the method of using acceleration sensor to detect the self - dithering interference as the referring signal of the adaptive filter. 4 ) compared the performances of adaptive algorithms based on fssms and vsslms, which is the basis of parameter - setting for applying adaptive processing to constrain the self - dithering interference in this subject. 5 ) constructed the mathematical model between the self - dithering interference and its radar return signal. 6 ) drew the conclusion of that there exists the correlativity between the self - dithering interference and its radar return signal. 7 ) drew the conclusion of that there exists the adding relation between the radar return signal of the self - dithering interference and the detecting signal. 8 ) developed the software for constraining self - dithering interference of non - contact life - parameter detection system

    在就讀碩士研究生期間,本人從事以上工作取得的主要研究結果有: l 、積累了大量的不同條件下非接觸生命參數檢測系統的實驗數據,為檢測系統的下一階段研究打下良好的基礎; 2 、提出了採用自適應處理抑制非接觸生命參數檢測系統的自抖動擾; 3 、提出了採用度傳感器檢測非接觸生命參數檢測系統的自抖動擾作為自適應處理的參考信號: 4 、比較了固定步長和可變步長兩類ms自適應演算法的性能,為自適應演算法應用於本課題的研究提供參數設置依據; 5 、建立了非接觸生命參數檢測系統自抖動和自抖動雷達回波信號之間的數學模型; 6 、得出了非接觸生命參數檢測系統自抖動和自抖動雷達回波信號具有關性的結論; 7 、得出了非接觸生命參數檢測系統自抖動雷達回波和第二頁第四軍醫大學碩士學位論文檢測信號具有性關系的結論; 8 、研製了非接觸生命參數檢測系統自抖動擾抑制軟體。
  17. This thesis describes a all fiber optic accelerometer based on t - g double beam interferometer, the whole system include a coherent source whose wavelength is 1310nm, a flexural optic fiber disk act as sensing unit, photodetector, piezoelectric ceramic act as a phase modulator and signal processing circuit. the all fiber optic accelerometer described in the paper has many desirable engineering features which include : broad frequency response ; high sensitivity to measurands ; antielectromagnetic interference and small size

    本課題研究的是一種基於泰曼-格林( t - g )雙光束涉儀原理的光纖度計,系統主要包括:中心波長為1 . 31 m的ld光源、起傳感作用的光纖柔性盤、光探測器( pin ) 、位調制用的壓電陶瓷以及信號處理系統。
  18. Based on this study the following conclusions are drawn : the responses of cable - stayed bridge under seismic excitations with spatial variations differ from those under uniform seismic excitations up to 30 % ; the responses obtained by considering travelling effect as well as incoherence effect are close to those obtained by only considering travelling effect ; travelling effect has more significant effect on the seismic responses of cable - stayed bridge than incoherence effect ; if r. m. s. ( root - mean - square ) of random seismic ground motions are equal, seismic responses are considerably greater for the case of soft soil than for the cases of firm soil or medium soil

    研究結果表明:與一致地震激勵比,地震動的空間變化特性可以使斜拉橋的地震響應改變30 % ;同時考慮行波效應、部分效應時的地震響應接近於僅考慮行波效應時的地震響應;行波效應對斜拉橋地震響應的影響明顯大於部分效應的影響;在度均方根同的隨機地震作用下,斜拉橋在軟場地條件下的地震響應明顯大於在硬場地條件下的響應,中等場地條件下的地震響應介於兩者之間。
  19. Aperture synthesis sonar, as its name implies, synthesizes an aperture by storing successive echoes obtained from a moving platform and by processing the results as if they had been obtained from a multi - element array enables a high azimuth resolution to be obtained from a physically small array

    合成孔徑聲納,顧名思義就是通過小孔徑物理聲陣的勻直線運動,將沿航跡方向的回波數據,形成較大的虛擬孔徑,從而提高方位解析度。合成孔徑技術對于常規聲納技術的突出優勢在於,它只利用小孔徑的物理聲陣,就可以得到與徑向距離和頻率都無關的高方位解析度。
  20. While considering the tradeoff between two different probabilities, it can make the dissatisfaction grade of users the lowest. in comparison with the soft handoff, pcs in high - speed downlink packet access ( hsdpa ) can reduce the downlink interference effectively, and therefore improve the link capacity. however the current pcs also has shortcomings, i. e

    與軟切換比,高下行包接入( hsdpa )採用fcs能有效地減小下行鏈路擾,提高鏈路容量,但它也存在一些缺點,如增不必要的切換次數,造成各蜂窩的業務負載不平衡等。
分享友人