模式矢量 的英文怎麼說

中文拼音 [shìshǐliáng]
模式矢量 英文
pattern vector
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • : Ⅰ名詞1. (箭) arrow 2. (尿) excrement; dung; feces 3. (姓氏) a surname Ⅱ動詞(發誓) vow; swear
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 模式 : model; mode; pattern; type; schema
  1. On the other hand, it is indicated that the velocity field consists of a depth - independent inertial oscillation and a time - mean shear flow, which can be obtained by subtracting the inertial oscillations time mean in one inertial period. the hodograph of the velocity vector of time - mean flow at the different depths consists of a ekman spiral, and the surface velocity is 30. 3 ? to the right of the wind

    一維的流場結果表明,混合層中的流場是由慣性波動與時間平均流兩部分疊加而成,且通過時間平均消去慣性波動后得到平均流,其不同深度的流速構成一ekman螺旋,表層流速相對風向右偏了30 . 3 』 。
  2. A coding scheme is proposed to eliminate the redundancy of output vectors in pyramidal lattice vector quantization ( plvq ). a fast algorithm of labeling lattice points and a fast algorithm of finding lattice points are presented. and the transmission priority in case of asynchronous transfer mode is suggested

    提出了一種與圖象本身無關的熵編碼方法去消除金字塔格型化( plvq )的輸出冗餘:同時也提出了由格點輸出索引和由索引輸出格點的快速演算法;而且還根據異步傳輸( atm )的特點,選擇了傳輸的優先級。
  3. Firstly, four alternative mode was introduces for h. 263 data compress arithmetic : the mode of nonrestrictive sportive vector, syntax - based arithmetic coding mode, the mode of supernal forecast, and the mode of pb frame

    首先詳細介紹了數據壓縮演算法h . 263以及h . 263演算法的四個可選:非限制運動;基於語法的算術編碼;高級預測; pb幀
  4. In the process of solving, poles are obtained from recurrent formula, modal vector are obtained from superposition formula not residuary. decoupled equation is derived when vibration source is part correlation, severely coupling appears in the process of input and output then frequency response function cannot directly get according to method mentioned above, decoupling is first problem

    當輸入完全相關時,頻響函數無解,可繞過頻響函數,直接運用線性系統的迭加原理來求響應,極點由遞歸公得出,由疊加公求出,而不是由留數求得的相應的公
  5. Due to the moving base existence of the minehunting and the frame structure characteristic of the sonar array, a new modeling thought in which the boat body coordinates is regarded as moving coordinates and the whirligig equation of sonar array compared with the self coordinates is founded on the basis of the euler ' s theorem and the coordinate transform is introduced. the dynamic equations of minehunting sonar array with the state matrix form are founded by settling the dynamic models with the vector form. so it offers theory foundation for analyzing the dynamic characteristic and designing robust control

    由於獵雷艇作為動基座的存在和聲納基陣的框架結構特點,提出了以艇體坐標系為運動坐標系,運用變形的歐拉定理和坐標變換建立聲納基陣相對自身坐標系的旋轉運動方程的建思想;將所建立的的動力學型展開整理,獲得了狀態矩陣形的獵雷聲納基陣動力學方程,為系統動力學型的實用化奠定了基礎。
  6. This should be an incentive to apply the rrpa method with non - linear effective lagrangians to study other systems such as unstable nuclei near drip lines. for nuclei with the extreme value of n / z, low - lying collective excitations are found in isovector dipole modes, which are mainly due to the particle - hole excitation of weakly bound states near fermi surface and the isospin mixture effect

    將相對論無規位相近似理論推廣應用到奇特核集體激發態的研究,發現對于奇特核的同位旋激發在很低能下會出現軟的巨偶極共振,這主要是由於費米面附近粒子-空穴激發所形成的。
  7. Through consulting lots of relevant references, present research of direct drive volume control hydraulic servo system is summarized in this paper, the principle and character of this system are expatiated, the principle of vector control is introduced. at the same time, the mathematical model of ac asynchronous motor is set up based on the vector control theory. the mathematical models of both the pump controlled motor and pump controlled cylinder are set up and simulated in this paper

    在查閱大國內外相關文獻的基礎上,本文綜述了國內外對該系統研究概況,闡述了該類系統原理和特點;闡述了控制的基本原理,並基於這一原理建立交流異步電動機的數學型;分別建立了泵控馬達系統和泵控缸系統的數學型,並給出了擬分析;設計了用於泵控馬達系統的集成閥塊,加工了密閉壓力油罐;針對現有直驅電液伺服裝置所存在的問題,本文主要針對系統工作過程中所產生的噪音與爬行問題進行了一定的研究。
  8. In chapter 4, a simulation approach is presented, which combines the outdoor radio propagation model, the eigen - driven patterns of handset diversity antenna with two feed ports and combining schemes of receiving signals, to investigate the performance of a dual antenna handset under co - channel interference ( cci ) and multi - path fading environment

    第四章首先用本徵激勵方向圖的概念來產生手機雙埠分集天線的接收信號,然後將其與城市室外電波傳播型、分集合併方相結合,建立了分析在具有共道干擾和多徑衰落環境中手機雙天線系統的性能型。
  9. On the other hand, the electric field and intensity distributions of the he11 mode in the hollow fiber are calculated by using the exact solutions of maxwell equations based on the vector model, and the diffracted near - and far - field distributions of the he11 - mode output beam under the fresnel approximation are studies. we derive an analytical expression on the far - field distribution of the he n - mode output beam in free space and discuss its applicable condition. we also analyze and compare the differences between the he11 - and lp01 - mode output beams, and find that the near - field distribution of the lpoi - mode output beam is a gaussian - like one, but the near - field distribution of the he11 - mode output beam is a doughnut - like one, whereas the far - field distribution of both the lp01 - and he11 - mode output beams are a doughnut one

    此外,我們把中空光纖中lp _ ( 01 )(標型)和he _ ( 11 )型)的場分佈以及它們各自的輸出光束的近場與遠場分佈進行了比較,發現兩種的輸出光束在近場分佈有很大的區別, lp _ ( 01 )輸出光束在近場是一個高斯分佈,而he _ ( 11 )輸出光束在近場是一個中空光束,在遠場兩種的輸出光束分佈是基本一致的,這正是由於在中空光纖中採用了弱波導近似以後所引起的誤差。
  10. The result of thermal analysis for coupled - cavity slow - wave structure had been achieved in the form of temperature contour figure and heat flow density vector figure

    對耦合腔慢波結構熱特性的擬得到了以溫度分佈雲圖和熱流密度圖方表示的結果。
  11. In this paper, based on understanding and mastering image processing, we input the drawing into the computer by the image conversion, then automatically get and recognize the element by the method of the image processing and pattern recognition. at last, on the base of the understanding of the whole drawing, we will transform the information of the picture and the character to the vector format, on which we can make the vivid courseware

    本文在理解和掌握圖像處理主要技術基礎之上,主要討論通過圖像轉換裝置將圖紙輸入到計算機,運用圖像處理、識別等理論和方法進行圖像中各種要素的自動提取識別,在實現對整幅圖紙理解的基礎上,自動將圖紙和符號信息轉換為數據格
  12. Based on the propagation law of the cross - spectral density function in the space - frequency domain, the properties of polychromatic vector gsm beams through a paraxial optical abcd system are studied. the analytical propagation expressions for the cross - spectral density matrix of vector gsm beams passing through a paraxial optical abcd system are derived, which permits us to study the propagation properties of vector gsm beams, including the propagation - induced polarization changes, effect of the spectrum bandwidth and irradiance distributions in a unique way. there are some applications of the theoretical results

    基於空間一頻率域中交叉譜密度函數的傳輸理論,研究了多色gsm光束通過abcd光學系統傳輸時偏振特性的變化規律,首次推出了高斯一謝爾刑fgsm )光束通過近軸abcd光學系統交叉譜密度矩陣的傳輸公,並對gsm光束傳輸中偏振的變化、譜寬的影響和強度的分佈等進行了統一研究。
  13. The display module can be used to display the profile of geophysical data, the plane profile, the section, the histogram of borehole and solid figure of 3d data. thereby, this software system ca n display and plot the 1d, 2d and 3d figure. in the special analyst module, this system can analyze both vector data and grid data. it can not only analyze the data gets from investigation but also the data gets from other system

    藉助gis技術的空間分析基本思想,開發了物探數據綜合地質解釋塊,本系統的空間分析兼具分析和柵格疊加分析的特點,既可對測的數據體進行疊加分析,也可對通過其它方進入本系統的化圖形進行疊加分析,在空間分析結果的基礎上,可人機交互繪制出地質解釋構造線及巖性分區。
  14. The mutual coupling between elements is expressed in terms of the normalized impedance matrix of the uniform linear array, the concise expressions for the optimized weight of the lms algorithm and the signal - to - interference - plus - noise ratio are given. the effect of mutual coupling on the performance of the sinr is illustrated with two examples, a method for compensating the mutual coupling is present, the compensation effect of this method is verified by example

    用譜分析法,把陣元問的互耦用陣列的歸一化阻抗矩陣來描述,推導了均勻線陣的最佳權及信號干擾噪聲比的表達擬計算了互耦對自適應天線陣列的信號干擾噪聲比的影響,給出了一種校正互耦的方法,數值擬了校正的效果。
  15. In this paper, micro - cavity semiconductor laser ( mcsl ) with pillar vertical - cavity surface - emitting structure ( vcsel ) which has potential applications in optical communication and optical interconnect is theoretically analyzed, the calculation model that used to discuss the modal performance of rectangular columnar and cylinder vcsel with oxidized aperture is established by using vector field model. the numerical simulations in the case of cylinder structure show oscillating wavelength and threshold gain against inside and outside radius of laser, the layer refractive index and pair number of bragg mirror, thickness, position and oxidized material ' s refractive index of oxidized aperture, in detail. more practically, considering dos shell of laser as non - perfect one, or supposing that dos shell is separated from the laser, we can obtain more significative results

    本工作以型出發,對具有誘人應用前景的柱形垂直腔面發射結構( vcsel )的微腔半導體激光器( mcsl )進行了理論分析,建立了用於分析方柱形和圓柱形結構具有氧化孔徑層的激光器的特性的理論型;對圓柱形結構情況進行了數值擬,得到了振蕩波長、閾值增益隨激光器內外半徑、 bragg反射鏡層折射率、周期數以及氧化孔徑層厚度、位置和氧化物折射率的詳細變化規律;為使理論計算更接近實際,將外加金屬包殼視為非理想導體,或將金屬包殼與激光器結構隔開,分別對這兩種情況下的結果進行了討論。
  16. Based on the semi - vector wave equation under cylindrical coordinate system, the mode distribution and complex propagation constant in bent waveguides were computed by a finite difference method with perfectly matched layer ( pml ) boundary condition

    摘要以柱坐標下的半波動方程為基礎,採用基於完美匹配層( pml )邊界條件的有限差分方法,對彎曲波導進行求解,進而得到波導彎曲引起的輻射損耗。
  17. Coupled - mode theory ( cmt ) has been developed from the orthogonal cmt to the nonorthogonal one as well as from the scalar cmt to the vector one during these scores of years. it was applied extensively in guided - wave optics as an effective mathematical tool for the analysis of the coupling between the modes. however, as far as we know, there has not been any report of the rigorous vectorial cmt in the relative publication at home and abroad

    耦合理論在這幾十年的發展歷程中,從正交耦合到非正交耦合,從標耦合到耦合,作為很有效的數學工具分析電磁場中的耦合,但據我們所知,嚴格的具有普遍適用性的非正交耦合理論還未見報道,因此耦合理論還有待于進一步完善。
  18. When the isotropic waveguide is under the isotropic disturbances, the coupling term due to polarization, which is presented in the coupled - mode theory of the wei - ping huang, is n ' t included in this rigorous vectorial coupled - mode theory, exactly, the rigorous vectorial cmt does n ' t contain the coupling term due to polarization which is include in the scalar coupled - mode theory because this term is counteracted with the other coupling term neglected under weakly guiding approximation. as for anisotropic disturbances, we get the coupled - mode equations with arbitrary dielectric tensors. from them, we obtain the coupled - mode equations of the slowly varying term c ( z ) which is more simplicity

    當受到各向同性微擾時,我們發現嚴格的理論所得到的耦合系數表達中並不包括wei - pinghuang的理論中的偏振耦合項,更確切的說,偏振耦合項正好與因弱導近似而忽略的項相抵消,這就是標理論所得到結果(有偏振耦合項)與理論在標近似下的結果(不含偏振耦合項)不一致的原因所在;當各向異性微擾時,我們得到了包含微擾介電張各個分的橫電磁場耦合波方程,討論了微擾介電張各個分對耦合的影響,而且從橫電磁場耦合波方程出發得到了形更加簡單的只含有橫電場系數的緩變分c _ ( z )的耦合波方程和耦合系數表達,並以弱導近似下的單光纖兩正交偏振耦合為例對耦合系數在不同條件下的取捨做了定性的分析。
  19. On the aspect of data model, based on improving and extending the gdf data model, the data model of sde was put forwad. the data model can express multi - section data and semantic relations between different feature layers. it support segment attributions, so can express a segmental attribution of a line feature

    在數據型方面,在gdf數據型的基礎上進行了改進和擴充,提出了sde的數據型,該型具有多圖幅數據連續性表達、能表達不同層要素之間語義關系、支持段屬性,能夠表達線要素屬性上某一段屬性、支持多媒體數據類型等優點,並對數據庫中數據的存放方作了比較實驗。
  20. Secondly, it sets up vector control model in simulink. and it realizes the control by two different ways, hysteresis and spwm

    其次,在simulink中建立控制的型,分別採用滯環和spwm的方產生pwm信號控制逆變器。
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