field vector 中文意思是什麼

field vector 解釋
場矢量
  • 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...
  • vector : n 1 【數學】向量,矢量,動徑。2 【航空】飛機航線;航向指示。3 【天文學】幅,矢徑。4 【生物學】帶...
  1. In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method, and the blood flowing velocity vector distributions have been calculated. in addition, the flow field distribution and the pressure on the particle surface are also calculated, when there is flow - round particle at the place of bifurcation, the move tendency of the particle is judged, the possible reasons of causing the atherosclerosis, thrombus, angioma are analysed

    本文用邊界元方法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性,計算了分支血管血液流動的速度矢量分佈,同時計算了分支附近有多個顆粒狀繞流物時血液的流場分佈,及顆粒物所受壓力狀況,給出了顆粒物的運動趨勢,分析了引起粥樣斑塊病變、血瘤、血栓的可能原因
  2. Irrotational and solenoidal split problem on a dyadic green ' s function of the field vector

    一類場矢量的並矢格林函數無旋和無散分解問題
  3. The direction of the electric field vector is indicated in each picture.

    每張照片上都標出了電場矢量的方向。
  4. 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

    一維模式的流場結果表明,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,其不同深度的流速矢量構成一ekman螺旋,表層流速矢量相對風向右偏了30 . 3 』 。
  5. Abstract : in this paper , a ray - optics analysis is performed to investigate the asymmetry of dual beam scanning field produced by a rotating polygon. some basic equations of dual beam scan are derived , such as , the position vector for the incident point , the scalar expression for reflected ray , scan pattern on observation plane ect. the far - field asymmetry of the scanning field has been discussed

    文摘:應用幾何光學理論研究了多光束轉鏡掃描場的非對稱性,導出多光束掃描入射點位置矢量、反射線標量表達式、觀察面上的掃描軌跡方程,並研究了掃描遠場的非對稱性。
  6. A set of microemulsions of water / span80 / transformer oil with different water content are prepared and their optical activity are measured with the changes of applied electric field and, the angle between the electric vector of the incident linearly polarized light and the external electric field, using an automatic polarimeter

    對于某一濃度的微乳液,在外電場的作用下,旋光角平隨0變化且先增大后減小。實驗測得微乳液的電致旋光效應為正,即外電場作用下,微乳液樣品為右旋物質。
  7. When the end of the electric field vector travels in an ellipse, the light is elliptically polarized.

    電場矢量的末端沿一橢圓移動的光叫橢圓偏振光。
  8. The analysis of vector angles in remotely sensed data field and it ' s application

    遙感多維空間數據場特徵的角度分析與應用
  9. Fluxgate magnetometer is a kind of vector magnetometer which has the ability of measuring the components of magnetic field directly. the fluxgate instrument is variometer based on magnetization non - linearity of " soft " magnetic material

    磁通門磁力儀是直接測量地磁場分量的矢量磁力儀,是一種基於「軟」磁材料磁化特性的非線性的地磁相對記錄儀器。
  10. Compared with the pressure hydrophone, vector transducer can provide both the information about pressure ( scalar quantity ) and particle velocity ( vector quantity ) of the sound field, which offers more possibilities for signal processing. so vector transducer and its signal processing have attracted the attention of researchers both native and foreign. in this thesis, a method of correlation equations for pressure gradient transducer is presented, and the estimation of multi - signal parameters with single vector transducer is given

    與傳統的聲壓水聽器相比,矢量水聽器既能獲得聲場中的聲壓這一標量信息,又能獲得聲場中質點振速這一矢量信息,這為其信號處理帶來更大的空間,因此矢量水聽器及其相應的聯合信息處理技術日益成為國內外科技工作者們研究的熱點。
  11. Let d be a nonzero k - vector space of commuting - derivations of a. kaim - ing zhao and yucai su studied the associative algebra a [ d ] = ak [ d ] of weyl type constructed from the pair of a commutative associative algebra. 4 and its commutative derivation subalgebra d over a field k of arbitrary characteristic

    趙開明和蘇育才研究了任意特徵的域上具有單位元的交換結合代數a和它的交換導子的子空間d所構造的weyl型代數。他們證明了a [ d ]是單lie代數的充分必要條件是a是d -單的且k _ 1 [ d ]忠實地作用在a上。
  12. The vector - based plane - wave spectrum method ( vpws ) is improved, which can directly obtain the far field diffractive pattern depending on the output near field data in the bor fdtd meshes by use of the deduced formulas in this dissertation

    改進了平面波譜傳播演算法( vpws ) ,推導出的公式可以由borfdtd計算空間內的近場輸出數據直接計算出遠場的電磁場分佈。
  13. Contravariant vector field

    反變向量場
  14. The feasibility of decomposition of transition firing sequence, the application of them in the detecting lfs and the reverse course of decomposition - synthesis are discussed. they provide theoretic basis for our algorithm in the field of petri net. supported by the above, two main part is included in the algorithm : at first, x is transacted according to the following method in order to get a set of xb named as basic vector of x which is the firing count vector of a directed path without circle if md is reached from m0 in the rg ( m0 )

    在變遷序列分解的指導思想下,我們的演算法主要通過以下兩步工作完成: ( 1 )首先對給出的已知條件中滿足狀態方程的n維非負整數向量進行處理,得到一組x的基礎向量x _ b ,使得在petri網的可達標識圖中,若存在一條由m _ o到m _ d的有向無環路,則x _ b為這樣的路上變遷引發序列的發生數向量。
  15. The electric current density vector field also satisfies superposition principle, some applications thereof are introduced

    摘要電流密度矢量場也滿足疊加原理,給出了一些應用電流密度場疊加原理的例子。
  16. 3. the solution for the distribution of potential internal the dielectric ellipsoid has been obtained by means of ellipsoidal coordinates, and has obtainted the expression of the polarization field strength in the dielectric ellipsoid, calculated the included angle value of polarization vector and the external field vector, making programe to compute to get the relation shetch between the included angle value of polarization vector and the external field vector and we have discussed the result and hold that the direction of polarization field strength with that of the external field don ’ t always strict antiparallel

    二、討論了帶電粒子在均勻電磁場中的相對論運動規律。三、討論了在均勻電場中電介質橢球體的極化規律。證明了電介質橢球內的極化場強方向與外電場方向並非嚴格相反,只有當外電場與電介質橢球的某一主軸平行或者當橢球體三半軸的大小都相等時,極化場強方向與外電場方向才嚴格相反。
  17. What modern electromagnetic field theory studies is the electromagnetism interaction between an electromagnetic wave that has the quantum characteristic and the matter that has the classic characteristic. we re - know the quality of substance of the electromagnetic field vector a from the theory that the electromagnetic field is the

    總之,本文採用從點到面、由淺入深的方式,以「場」這個重要概念作為核心,分別對電荷、電流間的相互作用,現代電磁場理論,電磁場矢勢物質性這幾個方面進行討論、分析。
  18. In this article, introduce the important meanings of a - b effect, first is a have physics factors, second is wave function phase factor is connected with geometrical factor in ( b = 0, a 0 ), through a - b effect, we know : electromagnetic field vector e, b is local quantity, electromagnetic potential a, is global quantity, adding a, description and by the way of loop integral, electromagnetic field " effect is completely descripted

    本文介紹了有重要歷史意義的a - b效應, a - b效應揭示了兩點物理觀念的變革:一是電磁矢勢有物理效應。二是在無場強但有磁矢勢( b = 0 , a 0 )的區域,波函數的相位因子與其運動空間結構有關。 a - b效應顯示; e 、 b是局域量, a 、是總體量,只有加入a 、之後的描述,並通過a的環路積分,才能對電磁場的作用做出完全準確的描述。
  19. Coupled field vector

    耦合場矢量
  20. Complex field vector

    復數場矢量
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