dipole 中文意思是什麼

dipole 解釋
n. 名詞 【物、化】1. 偶極。
2. 偶極天線。

  1. We only observe the small portion of the magnetic field that extends to the surface and beyond, where its basic structure is a dipole that is, a simple north south field like that of a simple bar magnet

    我們僅僅觀察到擴展到地表和地表以外的磁場的一小部分,在這里它的基本結構是一個偶極子,就像一個簡單的棒磁鐵一樣是一個簡單的南北極磁場。
  2. The approximation analysis result of band dipole model is obtained on the basis of the theory of mfl. the electromagnetic distribution feature of the defect in the steel panel is studied by means of simulation. the leakage magnetic distribution of the two defects and four defects plural and the defects in the column differently in the width are also assayed. conclusions that factors affecting flaw magnetic leakage to the panel also affect the column and magnetic leakage bx should be the feature of the flaw identification to several flaws are drawn

    在對漏磁檢測原理進行詳細介紹的基礎上,得出了帶偶極子模型的近似解析解,並以有限元數值模擬分析為主要手段,以鋼板上缺陷為對象,分析了各因素對缺陷漏磁場產生影響的不同規律,同時模擬分析了板上平行的兩條裂紋,四條裂紋以及柱體上寬度不同時的裂紋的漏磁場分佈特徵,得出結論:影響板上缺陷漏磁場的諸因素會對柱體上缺陷漏磁場產生同樣的影響;對于多條裂紋,宜用漏磁分量bx作為缺陷識別的特徵量。
  3. Only magnetic dipole and higher multipole configurations occur in nature.

    自然界中只能出現磁偶極子以及磁多極子的形式。
  4. The dipole oscillator sum can be expressed in terms of the integrated photo absorption cross section.

    偶極諧振子和可以用積分后的光子吸收截面來表示。
  5. Electrochemical means including dipole induction and flocculation were found to be able to decolorize dye - stained white water, but was less effective toward the decolorization of bleaching effluent

    電化學方法如偶極化浮除處理可有效脫除大紅色紙白水;惟對漂白廢水脫色效果不著。
  6. Any heteronuclear diatomic molecule must have a dipole moment since its two ends are different.

    任何異核雙原子分子必然具有偶極矩,因為它的兩端是不同的。
  7. The molecule has a zero time-average dipole moment.

    分子按時間平均的偶極矩為零。
  8. The dipole does not radiate energy in the direction of its axis.

    偶極子在它的軸的方向上不發射能量。
  9. The nitroalkanes have high dipole moments in the range of 3. 5-4. od.

    硝基烷在35-4OD范圍內具有較大的偶極矩。
  10. Infra-red absorption takes place only when there is a change of dipole moment.

    紅外吸收峰僅在有偶極矩變化時才能實現。
  11. We now show how to calculate molecular dipole moments from wave function.

    我們現在說明如何從波函數來計算分子的偶極矩。
  12. In a spherical nucleus, the coupling term implies an interweaving of the quadrupole and dipole motion.

    對球形核中的耦合項意味著四級運動和偶極運動間的交織。
  13. By introduction of two lif layers, the adjustment of the position of thin layer alq3 in the microcavity is achieved and the effect of the coupling strength between the emissive dipole and vacuum electric - field on the emission intensity in ( / 2 - length microcavity is studied for the first time

    在帶有dbr結構的高q值微腔中,觀察熒光壽命變短輻射速率提高的現象。通過使用填充層,來實現對薄層alq在腔中位置的調節,研究了輻射偶極子同光電磁場的耦合強度對輻射強度的影響。
  14. The results show : ( 1 ) that the dynamical properties in the system depend on the degree of entanglement of the initial two identical two - level entangled atoms and the intensity of the coherent optical field, and the atomic dipole moment can be completely squeezed via choosing optimal degree of entanglement of the initial atoms in the feeblish optical field ; ( 2 ) that the quantum properties of the system also depend on the degree of entanglement of the initial two identical two - level entangled atoms and the intensity of the coherent optical field, and the radiation field can be effectively squeezed via choosing optimal degree of entanglement of the initial atoms in the fee blish optical field

    ( 2 )相干態光場的強度和兩原子的初始糾纏度對光場的量子特性也有很大的影響。光場的二階相干性質(聚束與反聚束)和光場的壓縮效應均與光場強度和兩原子糾纏度相關聯。在弱光場中,選擇合適的兩原子初始糾纏度,光場壓縮深度和時間可達到最大。
  15. To broaden the antenna ' s impedance bandwidth and its radiation pattern, a novel printed dipole antenna with reflecting structure of v - shaped ground plane was proposed

    摘要為了擴展天線的阻抗帶寬和改善天線的方向性,提出一種採用了地平面反射結構的新型印製偶極子天線。
  16. Firstly, in spherical coordinate system, the sovp formulation for the time - harmonic electromagnetic fields of the current dipole in conductive infinite - space is derived, using reciprocity theorem and transforming relations between special functions. then, selecting appropriate coordinate system, using superposition principle, the boundary - value problem of modified magnetic vector potential on the problem of a time - harmonic current dipole in spherical conductor is solved and analytical solution is obtained. finally, by means of the addition formulas of legendre polynomial and spherical harmonics function of degree n and order 1, the analytical solution in spherical coordinate system specially located is transformed into that in spherical coordinate system arbitrarily located

    首先利用特殊函數間的轉化關系和互易定理推導得到了無限大導體空間中球坐標下時諧電流元電磁場的二階矢量位形式:然後利用疊加原理,選擇合適坐標系,求解了導體球中時諧電流元的修正磁矢量位邊值問題,得到了問題的解析解;最後依據不同坐標系下電磁場解的轉化原理,藉助勒讓德多項式和n次1階球諧函數的加法公式,將坐標系特殊安放時的電磁場解析解變換到坐標系一般安放時的解析解,給出了球內電場和球外磁場的並矢格林函數。
  17. Each segment of line current can be approximated as a hertzian dipole if each segment is much smaller then a wave length

    因此任意線電流在三度空間之三維向量電磁場即可以赫芝電偶極完整之遠場及近場近似合成之。
  18. Electrode effects, which are always a hindrance when the dipole-dipole array is used.

    電極效應在用偶極-偶極排列時是經常遇到的一種干擾因素。
  19. It has the good qualities of both tem horn antenna and dipole antenna, less dimensions construction, good direction and higher efficiency. its impedance and radiation are analyzed. good agreements are obtained from experiment and calculation

    這種平面喇叭天線採用了新型的平衡饋電方式,結構簡單,性能良好,同時結合了tem喇叭和振子天線的優點,結構維數低,具有較強的方向性、較高的效率,在uwbsar軌道系統實驗中取得了比較理想的結果。
  20. Just received jarl ' s jcc 600 ( all cw ) # 17 certificate ( see attaching picture ). a small gun ( barefoot and wire dipole ) together with persistence do achieve the goal

    剛收到日本陸佰城市全報務獎狀(見附圖) 。只需輕裝備( 100瓦特及偶極子天線)和意志耐力便能達至目標。
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