非均相波 的英文怎麼說

中文拼音 [fēijūnxiāng]
非均相波 英文
inhomogeneouss wave
  • : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
  • : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
  • : 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...
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  1. The ionosphere is a complex medium, which is aeolotropy, asymmetry, dispersive and changes randomly with time. in order to improve the communication quality of the shortwave that depends on the ionosphere, we should have aknowledge of the current condition of the ionosphere in real time. the backscatter sounding of high frequency can diagnose the real - time channel characters for shortwave communication or hf radar, which is great assistant to shortwave communication and hf radar

    電離層是隨機時變,各向異性,勻、色散的復雜介質。為了保證依賴于電離層進行的短通信質量,必須了解電離層的實時狀態信息。高頻返回散射探測可以實時監測與短通信或高頻天雷達關的天傳播通道的狀態,對短通信和天雷達工作起了重要的輔助作用。
  2. The wavelet multi - analysis is adopted to further understand the microstructure of solids holdup fluctuation, the vivid fingermark images show that it is a fractal and dissipative structure. the low and frequency signals reflect the dilute phase fluctuation behavior and dense phase ( cluster ) fluctuation behavior, respectively. to deep understand the multi - scales characteristic of gas - solids circulating fluidization, the wp decompose methods for obtaining the eigenvalue of gas - solid fluidized bed has been developed. the results show that eigenvalues of different scales are effective for identification of non - uniform and dynamic structure of gas - solid fluidized bed

    多分辨分析法得到指紋圖形象地揭示了顆粒濃度脈動的自似、分叉等具有混沌特徵的微觀結構;小分解后信號中的低頻和高頻成分分別代表了稀和密的脈動行為,小包分解提取能量特徵值的方法能夠揭示氣固的多尺度特性,不同尺度上的能量特徵值四川大學碩十論文反映了氣固循環流化系統中存在的勻動態時空結構。
  3. Following a discussion on the application of seismic techniques to the budunhua copper deposit in inner mongolia as well as the achievements gained, the paper points out that the ore - controlling structure can be detected by using reflection events, and the heterogeneuos bodies related to orebodies might be studied by utilizing high - frequency irregular scattering waves

    在對內蒙古布敦花銅礦勘查中的地震方法技術及取得的成果討論后指出,利用反射同軸可研究測區的控礦構造,利用高頻不規則散射可研究與礦體有關的勻體。
  4. The numerical simulations show that the phase plane and amplitude plane in orthotropic fluid - saturated porous media is not paralleled to each other any more though the dispersion caused by the fluid is omitted. it is one kind of non - homogeneous wave. the maximum attenuation is no longer

    指出由於介質的各向異性,盡管忽略了流體粘度引起的粘度耗散,正交各向異性液飽和多孔介質中瑞利平面和幅平面亦不再重合,為,最大的衰減不再沿傳播方向。
  5. ( 3 ) the basic theories and techniques on distributed radar cfar detection are reviewed. in particular, using the numerical performance simulation results, the performance of distributed cfar detect system under nonhomogeneous backgrounds and simple detect conditions are analyzed in some details. we have summarized the performance characteristics of distributed cfar detect systems against interference and edge clutter when different fusion rule is used

    西北工業大學博士學位論文( 3 )對分散式cfar檢測技術的關理論、方法進行簡要總結與分析,特別是利用數值分析與性能模擬方法,對勻環境下簡單條件檢測系統的性能進行了較為深入和系統的研究,總結了不同融合方式時分散式cfar檢測在抗干擾與雜方面的性能特點。
  6. Be aimed at the characters of fluvial layered pool, such as serious intrastratal and interlayer heterogeneity, small water flooding volume and low oil displacement efficiency in its high water - cut stage, the fine research work on reservoir heterogeneity model are carried out, and the research is done on the base of geological, logging, production testing materials and production date and with a center of the research of remaining oil. the west 7th block, gudong oilfield is in case. the forming mechanisms of remaining oil and its distributing feature in this area are revealed

    本文針對我國陸沉積層狀油藏層內及層間儲層質性嚴重、高含水期水驅及體積小、驅油效率低等特點,以剩餘油研究為中心,藉助于數學地質統計及聚類分析等方法,綜合利用孤東七區西的地質、測井、生產測試資料和生產動態信息等,深入開展了儲層質模型的精細研究,揭示了在不同規模質模型上剩餘油的形成機理和分佈特徵。
  7. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微等離體化學氣沉積過程;利用微對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積勻的溫度場區,甚至獲得大於基片臺尺寸的勻溫度區;作為研究重點之一,開展了微等離體化學氣沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。
  8. In this dissertation, the radiometric calibration of camera was performed, and researched the influence of non - uniformity of sensors response to calibration, calibration precision was improved by reducing the influence of random noise to calibration by processing the data of calibration by using wiener filtration. the radiometric calibration coefficients are determined by measuring the output data of camera and the temperature of blackbody

    本文對紅外機進行輻射定標,研究了探測器響應的勻性對定標的影響,並通過採用wiener濾技術對所採集的數據進行濾處理,減小隨機噪聲對定標的影響,提高了定標的精度,最後通過測量黑體溫度和機輸出數據完成紅外機輻射定標。
  9. In this paper, the two - phase flow behaviors of gas - solid circulating fluidized bed have been first studied by analysing experimental data. then, based on fractal theory wavelet package analysis ( wpa ) de - noising method was used to denoise solids concentration and pressure fluctuation signals. the solids concentration signals have also been investigated by wavelet multi - resolution analysis and wavelet package decompose, contributed to disclose the non - uniform flow structures of gas - solids phase

    然後將基於分形理論的小包消噪方法用於顆粒濃度和壓力動去噪,並對氣固流化床中的顆粒濃度信號進行了小多分辨分析和小包多尺度分解,從新角度揭示了氣固流態化系統的勻氣固兩流動結構。
  10. Based on the design methods above, we research the possibilities of build nonuniform filter banks with linear phase in the third part, pointing out the difficulties may occur and bringing up our ideas

    第三部分,我們在上述兩種子帶濾器組設計方法的基礎上,探討了構造勻的線性位濾器組的可能性,指出了存在的困難,提出了構造的設想。
  11. The effects of heterogeneous anisotropic random fractured rocks with different autocorrelation length and different autocorrelation function were discussed. the results show that : l ) the scattering effects become weaker when the autocorrelation length becomes larger. 2 ) the exponential ellipsoidal random fractured rock has different scattering effects on waves in different coordinates direction, and 3 ). the gaussian random fractured rocks has the same

    通過模擬發現: 1 )隨著自關長度的增加,巖石的勻性對的散射作用減弱; 2 )指數橢圓型隨機裂縫巖石對彈性在兩個坐標方向上造成的散射不同; 3 ) gaussian型隨機裂縫巖石對彈性在兩個坐標方向上有同散射作用。
  12. This paper analyzed the noniinear, non - - equilibrium, fractai and chaos characteristics of chinese stock market, identified, estimated and tested three fractionaliy integrated time series models the first chapter " introduction to the evoiution of stock market investment theory " summarized the nine important representative theories of different stage, summed up the trend of the development that the stock market investment theory is evotving from static portfplio theory to dynamic time series modei, from univariate modei to muitivariate modei, from linear modei to nonlinear complicated model and from traditional modei to fractai modei, paved the way for following discussion

    實際情況卻是股票市場影響因素以及各因素之間互作用關系復雜,受投資者個人及群體心理因素影響明顯,股票的動以及收益與風險的關系常常是線性的,衡的,收益的方差和值是自關的、不穩定的,收益的動符合分形布朗運動,表現出分形和混沌的特徵。本文分析了股票市場的動的線性、衡、分形和混沌特徵,建立並檢驗了幾種股票的分形差分異方差時間序列模型。
  13. The psm was extended to heterogeneous anisotropic medium and a program for 2d elastic waves propagation was written in fortran. the stable condition of psm for 2d anisotropic media was introduced and discussed. the propagations of elastic waves, excited by point sources in homogeneous isotropic / anisotropic rocks, were simulated

    導出了適用於模擬二維各向異性勻巖石中彈性傳播、以位移為變量的偽譜法公式並編寫了應的程序,並推導了適用於二維各向異性介質的偽譜法穩定性條件。
  14. The simulation system includes the optics, chopper control, driving signal design, image data acquisition based on vi technology and image processing including image difference, non - uniformity correction ( nuc ), image intensification and dynamic display, etc. according to the corresponding theories, the author designed all these software modules. the research on the pyroelectric imaging technology through this experiment is of great importance to practical thermal imaging system in the future

    根據熱釋電焦平面成像原理,用sspa器件在可見光條件下設計了基於虛擬儀器技術的熱釋電凝視焦平面成像模擬系統,包括光學系統、斬控制、驅動信號設計、基於虛擬儀器技術的圖像數據採集和關的圖像處理技術,如圖像差< wp = 5 >分、勻性校正、圖像增強和動態顯示等。
  15. The propagation of soliton and interaction for the periodic distributed amplification line are discussed in detail, and the explicit soliton solution on continuous wave ( cw ) background is presented, and two exact analytic solutions that describe the modulation instability and the soliton propagation on a cw background are in detail discussed, and inelastic interaction for the vector solitons is also investigated

    具體研究如下三個方面的內容:周期分佈放大系統中孤子的傳輸特性和互作用;在零邊界條件下孤子解的存在形式並解釋勻光纖中光脈沖的調制不穩定性以及孤子在連續背景中的傳輸特性;討論多個光場同時在光纖中傳輸的耦合線性薛定諤方程並詳細研究孤子間的彈性互作用。
  16. In chapter four, by using reductive perturbation technique, ion acoustic solitary wave in weakly relativistic plasmas under transverse perturbation, the propagation of solitons in an inhomogeneous dusty plasma and the modulational instability of dust - acoustic waves in warm dusty plasmas are all discussed respectively

    論文第四章分別研究了弱對論等離子體橫向擾動下的離子聲孤勻塵埃等離子體中孤子的傳播和塵埃等離子體中塵埃聲的調制不穩定性。
  17. Research on electromagnetic scattering of complex targets has been received much attention for a long time, the fast inhomogeneous plane wave algorithm ( fipwa ) in this paper performs well in this purpose, and the computation complexity of its multilevel version ( mlfipwa ) is of the same order as the multilevel fast multipole algorithm ( mlfma )

    復雜目標電磁散射研究長期以來廣受關注,本文研究的快速勻平面演算法,可以快速精確的求解任意復雜目標的電磁散射問題,其多層形式的計算復雜度與多層快速多極子當。
  18. Numerical migration for typical models show that, in contrast to ray method, prestack wave motion migration can correctly image inhomogeneous media, and suppress multiple reflection wave effectively. prestack migration method presented in this paper should be developed to apply in observational teleseismic p waveform data, to study the inhomogeneity of crust and upper mantle

    典型的介質模型數值分析表明,與射線方法比,接收函數的動方程疊前偏移能對橫向勻介質準確成像,不僅有較高的解析度,而且對多次有較明顯的壓製作用。
  19. ( 2 ) heterogeneity of sediment strength has affinity with the distributing of stress field, displacement field and the pore water pressure and the failure of partial soil under wave loading

    ( 2 )沉積物強度勻化與浪引起的海床中的應力場和位移場分佈和土體的局部破壞密切關。
  20. 3 ) on the other hand, the gaussian heterogeneous anisotropic random fractured model might be a suitable model for the single - scaled and smooth heterogeneous media. the propagation of elastic waves, excited by an explosive point source in exponential ellipsoidal and gaussian heterogeneous anisotropic random fractured rocks, were simulated

    模擬了爆炸點源產生的彈性在指數橢圓型、 gaussian型勻各向異性隨機裂縫國防科學技術人學研究生院學位論文巖石中的傳播,討論了具有不同自關長度的或者不同類型的勻各向異性隨機裂縫巖石對彈性的散射。
分享友人