matrix technique 中文意思是什麼

matrix technique 解釋
矩陣法
  • matrix : n (pl matrices 或matrixes)1 【解剖學】子宮;母體;發源地,策源地,搖籃;【生物學】襯質細胞;間...
  • technique : n. 1. (專門)技術;(藝術上的)技巧,技能。2. 手法〈如畫法,演奏法等〉。3. 方法。
  1. In power system full dynandc simulation software, the adndttance matrixes of fault branches are adopted in the fault models to simulate arbitrary symmetrical and unsymmetrical faults, by use of contraction technique for adndttance matrix the multi - faults and the randomly occurred faults can be processed. the feature of this method is that the arbitrary multi - fault occurred in a branch can be simulated without any additional branches or buses to be added, thereby, the ca1culation efficiency and the expedience of usage are improved

    本文提出採用故障支路導納陣處理復故障計算,該演算法可以對一條支路發生任意重故障進行處理,而不需要增加支路或節點,克服了目前常用的電力系統機電暫態程序在處理復故障時,一般要按照事先預想的故障類型以及故障和操作發生的位置增加新的節點和小開關支路的問題。
  2. Expanded bed adsorption ( eba ) is a novel bioseparation technique, which integrates clarification, concentration and initial purification into a single unit operation. it enables proteins to be recovered directly from unclarified cultivations of microorganisms or cells and homogenates of disrupted cells, without the need for prior removal of suspended solids. matrix is the principal " hardware " pillar supporting the successful application of eba

    擴張床吸附( eba )技術是一種新型的生化分離技術,它集成了固液分離、濃縮和初期純化於一步單元操作之中,可以直接從含有細胞和細胞碎片的發酵液或培養液中提取目標蛋白,而不必事先除去懸浮的固體顆粒。
  3. Based on all the research works mentioned above, a new technique to compute the caliber admittance matrix has been derived and applied for the problem of the scattering by electrically body with opening cavities

    在計算實例中,不同形狀的的腔體以及內部含有介質層的腔體對電磁散射的貢獻得到了比較和分析。在上述研究的基礎上,本文首次提出了用有限元方法計算腔體內部口徑導納矩陣。
  4. A general graphical user interface based on object - oriented technique, database and visualization in scientific computing has been conducted. we can draw electrical components of the distribution network and fill the components data easily. background programs analyze topology automatically and constitute node admittance matrix, node impedance matrix

    它使用圖形元件直接繪成系統接線圖,在屏幕上輸入元件參數,后臺程序自動進行網路拓撲分析,然後基於稀疏技術,利用支路掃描法形成節點導納陣,連續回代法形成節點阻抗陣。
  5. In the end, the impedance matrix of any three - dimensional conducting object can be portioned into sub - matrices by the projection iterative method ( pim ), the surface current and rcs can be calculated with convergent iterations, the wide - band electromagnetic scattering characteristics of three - dimensional conducting objects are also analyzed with the asymptotic waveform evaluation technique

    最後應用投影迭代方法( pim )將三維導體目標的阻抗矩陣剖分成小矩陣,通過迭代計算出表面電流和雷達散射截面,並與漸近波形估計技術結合分析了三維導體目標的寬帶電磁散射特性。
  6. This dissertation deals with the content - based image retrieval ( cbir ) theory and technique ; some new features and tools for more concisely and discriminatingly charactering the content of an image are proposed, such as region - based color histogram, grey - primitive co - occurrence matrix, ratio of centripetal moment, ratio of eccentric moment and ratio of inertial moment. a new modified genetic algorithm is also described in this dissertation, which can upgrade the performance of standard genetic algorithm ( sga ) while used in image segmentation

    本文以圖像數據庫檢索為主線,討論了基於視覺內容的圖像檢索方法,提出包括基於區域顏色直方圖、灰度?基元共生矩陣及向心矩比、偏心矩比、慣性矩比的特徵描述方式;對遺傳演算法存在的早熟、收斂到最優解慢等問題提出了解決方法,並將改進遺傳演算法應用到圖像分割中,編制了相應程序。
  7. A technique of 3 - point positioning of welding seams with structure - light visual sensor is presented. with this technique, arc - welding robots can cope with the location variation of weld seams each time in batched manufacturing. on the base of suitable mathematical description, the localization problem is transformed into determining a displacement transformation matrix

    在此系統中利用機器人結構光視覺三點焊縫定位技術,使弧焊機器人可以適應批量生產中每次焊縫位置的變化,通過適當的數學描述,將焊縫定位問題轉化為確定位姿變換矩陣。
  8. The repair technique of dot matrix printer head

    針式印表機列印頭常見故障分析
  9. Currently, the main methods used to measure the fiber / matrix interface properties of composite were based on micro - mechanics, including single - fiber composites fragmentation test ( sfc ), micro - debonding technique, single - fiber pull - out test, and single - fiber push - out test, in which sfc was most widely used

    目前直接用來測定纖維增強復合材料界面力學性能的主要微觀力學方法有單纖維復合材料斷裂實驗( sfc ) 、微脫粘方法、單纖維拔出法、單纖維頂出法,其中以單纖維復合材料斷裂實驗的應用最為廣泛。
  10. The results showed the technique suit either completely to immunohistochemical study of the pulp matrix and of the cell surface expression that was weaker antigenicity, or to enzyme histochemical staining of the dental pulp

    結果表明,它完全滿足牙髓基質和抗原性較弱的細胞表面標志等成分的免疫組化染色,同時也適用於牙髓的酶組織化學染色。
  11. Relative key concept and technique of this method was described in detail in this paper, such as the decomposition of balance matrix, the modes of self - stress, the modes of inextensional mechanisms, the analysis model of optimization under linear constrained condition, the integration of constrained matrix

    文中對桁架理論的奇異值分解法、自應力模態、機構位移模態、有約束線性優化數學模型、約束矩陣集成等關鍵概念和技術進行了詳細的推導說明。
  12. Numeric - symbolic technique is introduced in the procedure of resultant elimination, procedure of number - spobol manipulation is transformed into that of matrix manipulation. because joini variables are treated as symbols and all structure paramcters are treated as real nuxnbers, the complexity of derivation for input - output equaion is reduced. the soluton is verified with a numerical example, its rsults withoot extraneous roots agree with the original equaions

    消元過程中引入了數字-符號方法,將結構參數處理為數值量,將關節變量處理為符號量,將數字、符號推導過程轉化為了矩陣運算過程,由於結構參數以數值量的形式出現在方程推導中,降低了符號推導的難度,符號推導不需要復雜的符號處理軟體的支持。
  13. The technique of producing metal matrix composite include powder metallurgy, casting ( including stirring casting process, in situ contact reaction process, liquid - phase metal infiltration process, co - spray deposition forming process ), reaction mechanic alloying process

    制備金屬基復合材料的工藝分為粉末冶金法、鑄造法(鑄造法細分為攪拌鑄造法、原位接觸反應法、液相浸滲法、共噴射沉積法) 、反應機械合金化技術。
  14. Based on the output - voltage error function, a novel time discrete modulation technique is proposed for matrix converters ( mcs ) and time - discrete difference equations of a mc circuit are derived

    摘要針對矩陣變換器調制方式的特點,提出了基於輸出電壓誤差函數分析的矩陣變換器離散調制技術,推導了基於時間離散和差分原理的電路方程。
  15. The mechanical and physical performances and structure characteristics of fibers reinforced resin matrix composites are analyzed in chapter 7. machining mechanism and machining technique of fibers reinforced resin matrix composites are researched, and techniques of machining holes have been applied in new type infantry chariots

    第七章分析了纖維增強聚合物基復合材料的物理機械性能和組織結構特點;研究了纖維增強聚合物基復合材料的加工機理及加工技術,取得了應用成果,其中的孔加工技術已在某型號步兵戰車上得到了應用。
  16. In order to analyze the fluid dynamic characteristic in seawater pipeline system, the test device of fluid dynamic characteristic in seawater pipeline system is set up. in this experiment, the velocity of pressure wave propagation is measured by frequency analysis technique and the measured result is reliable. according to the frequency analysis technique and a basic theory of linear transfer matrix, the pulsation pressure value in pipeline is predicted by the measured values from four pressure transducers

    為了分析海水管路系統內流體的動態特性,建立了海水管路系統流體動態特性實驗臺架;在實驗中利用譜分析技術對壓力波傳遞速度進行了測量,測量結果可信;並利用譜分析技術及線性傳遞矩陣基本理論,通過多個壓力傳感器的測量值預測了管路中的脈動壓力值,實驗結果與理論計算之間吻合很好;分析了流體動態特性實驗臺架本身的自循環特性對海水管路系統中脈動壓力測量的影響。
  17. We propose several watermarking techniques after analyzing other watermarking methods detailedly. the main contributions can be summarized as following : ( 1 ) based on previous work, we proposed an improved spatial self - embedding watermarking technique. we save the quantized dct coefficients using group encoding while not using bit matrix which restricts saving bit length of each dct coefficient

    本文的創新之處總結如下: ( 1 )提出了一種改進的具有修復功能的空域自嵌入水印演算法,利用分組編碼保存量化后的dct系數,改善了修復效果,克服了以往使用位圖矩陣的不足,具有通用性與實用性。
  18. The consistent mass matrix for the assembled element was derived to transform the dynamic equation to the generalized eigenvalues problem that can be solved using the inverse iterative method. moving frequency technique was also adopted in the calculation

    本文還推導了組合單元的一致質量陣,將動力學方程轉化為廣義特徵值問題,用逆迭代法求解,並在計算中採用「移頻」技術,對潤揚懸索橋和青馬大橋進行了振動計算。
  19. In the meantime, the canonical transform technique is generalized and adopted to solve decoupling problem of maneuver target " current " statistic model, and the transformation matrix is derived for the 2d radar measurement

    同時將正規變換技術推廣應用到機動目標「當前」統計模型下的解耦問題,推導了雷達二維觀測下的正規變換矩陣。
  20. This one is complicated than the former. by using sparsity matrix technique and recursion, it can also be used in the larger system. the simulation system is constituted with matlab and the programs are formed with c language

    前者演算法結構簡單,便於編程實現,且計算速度快,主要適用於規模較小的系統;後者演算法結構較前者復雜,程序實現困難,但由於採用了稀疏矩陣技術,並用遞推法修正因子表,所以可以應用於規模較大的系統。
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