field matrix 中文意思是什麼

field matrix 解釋
場矩陣
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  • 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...
  1. This text firstly wields theories and ploys as strategical administration matrix, balance - point of profit and loss, five competitory models and burgeoning strategical administr ation, which is to make a comparatively embedded analysis on broadband inside - and - out side condition including technical level, consumer characters, competitive status and mark eting status, etc, to bring forward available correspondence hypothesis of consumere and to put forward two ways - out for small - and - medium sized providers by swot matrix and big strategy matrix. one is gradualism retreat tactic. considering the particularity of broadband network industry, this text gives the design of gradualism retreat pattern. the other is incorporate strategy of scale domino and much more effective negotiationchip. especially, this text puts emphasis on discussion of incorporate implement methods, proposing to adopt the way of demanding contrast prise - fixing and output pluralism of products so as to induce the consumers to cut down marketing breeding periodicity, use crm to establish core competity for small - and - medium sized providers and simultaneously lay a foundation of next commingle dealing in this field

    本文運用戰略管理理論中戰略管理模型、價值鏈、盈虧平衡點、五種競爭力模型、新興產業戰略管理、市場營銷學等思想理論和方法,對寬帶網產業內外環境(包括技術、競爭狀況、市場狀況等)進行詳細分析,總結了中小型寬帶網運營商在市場營銷、資源配置、經營成本、產品結構、政策管制等幾個方面的優劣勢,並析出其中的關鍵因素,運用大戰略矩陣、 swot分析矩陣,提出中小型寬帶網運營商一進一退兩種截然不同的發展戰略,即「漸進式退出」策略和「一體化」策略。
  2. In chapter two, we fabricated r - ni - fe / al2o3 nanocomposites successfully by using ball - milling mixing method plus hot - pressing process. meanwhile, their microstructures are characterized by x - ray diffraction ( xrd ) analyser, transmission electron microscopy ( tem ), field emission scanning electron microscopy ( fe - sem ) and brunauer - emmett - teller ( bet ). the results indicate that ni - fe particles are homogenously dispersed in the matrix in the composites

    在第二章中,我們採用高能球磨混合方法加上熱壓燒結工藝,成功制備了ni - 20fe al _ 2o _ 3納米復合材料,並通過x射線衍射儀( xrd ) 、透射電鏡( tem ) 、場發射掃描電鏡( fe - sem ) 、比表面孔隙儀( bet )對該復合材料的微結構進行了表徵。
  3. It is studied factorizing a matrix over quaternion field to the product of two self - conjugate matrices. and some useful results are obtained

    摘要研究了四元數矩陣分解為兩個自共軛矩陣乘積,其中有一個是非奇異陣的條件,得到了一些有用的結果。
  4. Witten ' s open string field theory formulate the interaction of bosonic open strings in the language of noncommutative geometry. compactification of matrix theory on the noncommutative torus was argued to correspond to supergravity with constant background three form tensor field. more generally, it has been realised that noncommutative gauge theory arises in the worldvolume theory on d - brane in the presence of a constant background b field in string theory

    Witten的開弦場論用非對易幾何描述了玻色開弦的相互作用;在非對易torus上的矩陣理論的緊化對應于帶有常數三形式張量場的超引力;更為普遍的,非對易規范理論可以自然地產生在帶有常數b背景場的三維d - brane上。
  5. The physical field, ghost field and matrix propagator are defined in the single - time representation

    在單時表示中,定義了兩類場,物理場和鬼場以及傳播子矩陣。
  6. Moment method is used for the analysis of interference among the vehicular multiple antennae in this paper. the multiple antennae system is equivalent to a microwave network, then the admittance matrix of the network can be obtained. using the admittance matrix, we can analyze the characteristic of coupling between two antennae and the near field of the antennae by the mom

    本文採用矩量法對車載多天線間的相互干擾特性進行了分析,將多天線系統等效為微波網路,然後採用矩量法求該網路的導納矩陣y ,利用該導納矩陣對天線間互耦特性進行分析,同時計算天線的近場分佈。
  7. Hence an algorithm for the minimal polynomial of a block circulant matrix over the field is presented

    ) bner基,從而給出了求塊循環矩陣的極小多項式的演算法。
  8. A sufficient and necessary condition for determining singularity of a block circulant matrix over a quaternion division algebra over a field is given, and two algorithms for the inverse of a nonsingular block circulant matrix over the quaternion division algebra are presented

    ?給出了域上的塊循環矩陣可逆性的充要條件及其逆矩陣的演算法。 ?給出了四元素可除代數上的塊循環矩陣可逆性的充要條件及其逆矩陣的兩種演算法。
  9. The theoretical model calculation shows that, under the condition without any priori information, the energy weight value resolved from the continuation field or the maximum characteristic value of the matrix related to the continuation field can be used to judge the position of the potential field source, thus determining the burial depth of the geological body

    理論模型計算表明:在沒有任何先驗信息的條件下,可以用延拓場分解的能量權值異常或延拓場相關矩陣的最大特徵值,判斷位場場源所在位置,從而能確定地質體的埋深。
  10. The result shows that with the addition of rare earth elements, ultrasonic irradiation and magnetic field, the chemical component, surface configuration, microstructure and properties of electroless co - ni - b and co - fe - b alloy changes remarkably. such kind of change can be described as the followings. firstly the depositing speed of electroless alloy bath is raised while the polarizability and cathodic overpotential are reduced ; secondly the surface quality of the alloy coating and adhesion of the coating and matrix are improved ; thirdly in the coatings the content of the elements in the transient group increases, but the content of cobalt decreased ; fourthly the amorphous structure is transformed to microcrystal structure and polycrystal structure ; fifthly the microhardness and wear resistance of the coating are enhanced ; sixthly coercitive force is reduced, and magnetoconductivity of the coating is increased ; lastly the magnetic intensity of the coating increases with the addition of energy and light rare earth elements such as ce, la and decreases with the addition of heavy rare earth elements such as y. on the other side, when the alloy coatings passes through the heat treatment under the temperature of 250 or 500, their properties will change

    結果顯示化學沉積co - ni - b 、 co - fe - b工藝在稀土元素( ce 、 la 、 y 、 dy ) 、能量(超聲波、磁場)介入后,沉積過程、合金成分、鍍層形貌結構和性能都有顯著變化,表現在:鍍液的陰極極化過電位和極化度降低,沉積速度提高;鍍層的結合力、表面質量改善;鍍層中過渡族元素的含量增加,輕元素硼的含量降低,同時證實了稀土元素與過渡族元素共沉積的可能性;鍍層的顯微結構由非晶態向微晶和多晶態轉變;鍍層的顯微硬度與耐磨性提高,力學性能優化;鍍層的矯頑力降低;磁導率提高;鍍層的磁化強度在能量(超聲波、磁場)和輕稀土元素ce 、 la介入后提高,重稀土元素y介入后降低。
  11. If you add a column or row by dragging a field, a dark line is displayed on one side of the cell, indicating where the field will be positioned when it is dropped onto the matrix

    如果通過拖動欄位來添加列或行,在單元的一側會顯示一個深色線條,表示將欄位放到矩陣上時其所在位置。
  12. After studying the relation of distributive function and density matrix, the electron energy is calculated in magnetic field according to the distributive function in the thermodynamic statistical physics and the density matrix average value principle in the quantum mechanics, respectively

    摘要研究正則系綜中的配分函數與密度矩陣的關系,分別採用熱力學統計物理中的配分函數和量子力學中的密度矩陣與平均值原理,計算電子在磁場中的能量。
  13. Base on the data collected from the field investigations, we analyzed the static life table, age structure, spatial distribution patterns of the populations of e. chloranthoides. we further studied the intraspecific competitions within the species and the interspecific competitions between the species and other concomitant species in the communities. with the helps of the logistic equation, leslie ' s matrix and the average moving law method we simulated and estimated the population dynamics of this endangered plant species

    本研究以縉雲衛矛為研究對象,通過對三個種群的野外調查,研究和分析了縉雲衛矛的種群年齡結構、種群空間分佈格局及種內和種間的競爭關系,並利用logistic方程、 leslie矩陣及移動平均法模擬和預測了三個種群的數量和結構動態,在此基礎上分析了造成縉雲衛矛瀕危的原因,提出了相應的保護措施,旨在為縉雲衛矛的保護提供理論依據。
  14. The questions the researcher concerned are which system will be chosen and how to obtain the good lithium ionic conductor materials, which is the basic departure of the paper. the addition of second phase in composite can change the interface structure and the conduction mechanism, improve the matrix conductivity and other function such as the sintering, crisping and so on, so the research of composites are an interesting field of the ionic conductors. the synthesis of lithium ionic conductor is often by solid state reaction, but this method needs high temperature and leads to the volatility of lithium which not only causes the drift of the compounds but gets the no well - distributed materials

    研究者所關注的問題是選擇新的體系進行研究,以期得到性能更好的鋰離子導體材料,這也正是本論文的基本出發點;復合離子導體中第二相的加入改善了基質的界面結構和導電機制,不僅可以提高基質材料的電導率,還可以在一定程度上改善材料的其它性能,如燒結性能、脆性和機械強度等。因此復合材料的研究是離子導體一個有廣闊前景的發展方向;合成鋰離子導體,特別是成分復雜的體系以傳統的固相合成法為主,但這種方法需要較高的溫度,容易引起鋰的揮發,從而造成產物組成的偏移,而且不易得到顯微結構均勻的材料。
  15. In the first part, the basic knowledge of particle scattering in meteorology and physics was introduced. the particles to be discussed include aerosol particles, fog droplets and raindrops and the em wave band in the discussion is near - infrared. in the second part, the mie theory was briefly reviewed and was applied to investigate the scattering characteristics of spherical atmospheric particles, the result shows that in the visibility measurement meter using forward - scattering method, when the working wavelegth is between 0. 8 m ~ 2 m, the scattering angle is between 25 ~ 40, the distinguishability and the relative scattering intensity would be better than those under other conditions. in the third part, the superellipsoid was used to describe a wide range of shapes such as spheres. ellipsoids and cylinders. an improved t - matrix method which can be used to calculate arbitry shaped particle ' s scattering field was introduced, and the scattering characteristics of non - spherical atmospheric particles was investigated with this method

    計算結果表明,從相對散射強度、同一方向上不同粒子散射的可區分程度來看,在散射式能見度探測儀器中,工作波長介於0 . 86 m 2 m ,探測角度選取前向25度40度時,探測的結果將會是比較理想的。第三部分中,使用超橢球方程來統一描述各種非球形粒子的形狀,然後使用t矩陣方法計算了一些形狀的非球形粒子的近紅外散射特性。另外,在本文中還針對球形粒子的散射場提供了一種三維可視化方法,使對散射場強度的空間分佈的理解更加簡單,直觀。
  16. Analysis of scattering matrix of coupling system of near - field antenna

    天線近場耦合系統散射矩陣的分析
  17. The rain area is regarded as a random background medium, and the scattering field and backscattering matrix of the cylinder target in rain are gained. in the coherent case, the power of cylinder target in rain and air and their optimum polarization states are studied by the three - step method

    在研究雨中目標時,本文把雨區看成隨機的背景介質,利用波傳播理論、目標的邊界條件,得出介質圓柱在雨中的散射場、後向散射矩陣,並進行了相關計算。
  18. Application of a kind of determinant n n matrix on r - field

    階實方陣行列式的應用
  19. The two - side inverses of infinite upper triangular matrix on a field

    三角方陣的雙側逆方陣
  20. Probe of geometry character for a kind of determinant of n n matrix on r - field

    階實方陣行列式的幾何意義探究
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