dipole

dipole

1. An orbiting electron in an atom will have a magnetic dipole moment.

一个原子中旋转的电子会有磁偶极距。

2. BALUN A Novel BALUN for Printed Dipole

一种用于微带半波振子天线的新型

3. Occasionally, however, the dipole part of the field reverses, causing the locations of the north and south magnetic poles to switch.

不过，有时候磁场的偶极部分会倒转，导致了北磁极和南磁极的位置转换。

4. English: This image depicts the magnetic field of Uranus as seen by Voyager 2 in 1986. The image of dipole from Wikimedia Commons was used. This picture was created for Uranus article.

中文(繁体):本图像描述航海家2号于1986所见天王星磁场。来自维基共享资源的磁场双极影像被使用来创造此图。本图像适用于天王星条目。

5. English: 841. The concept of stationary P, N, and p charge regions with a simple dipole geometry is an oversimplification of the actual electrical structure of a thunderstorm.

中文:表现为简单偶极子分布的固定P，N和p电荷区概念只是雷暴云中真实电场结构中极为简化的描述。

6. Why were cool SST anomalies absent in the Bay of Bengal during the 1997 Indian Ocean Dipole Event?

为什么在1997年印度洋双极事件中孟加拉湾没有出现冷SST异常?

7. In order to research the relationship between ESD injected times and latent damage in silicon dipole transistors,HBM ESD impulses were injected into their most sensitive ports to ESD.

为研究硅双极晶体管中由ESD注入引起的潜在性失效与放电次数间的关系,对微波低噪声小功率硅双极器件进行了同一电压不同次数的人体模型ESD注入实验。

8. THIRD ORDER Lie MAP FOR THE DIPOLE MAGNETS

二极磁铁的三级Lie映射

9. The popular methods to calculate the dipole moments and Mulliken populations of the ground and excited states are introduced, such as HF, DFT and CASSCF methods.

介绍了当前计算基态和激发态偶极矩和Mulliken集居数的方法,如HF, DFT以及CASSCF方法等。

10. They also predicted the construction and orientation of the transmitter antenna as a long horizontal electric dipole, oriented in an approximate east/ west( EW) direction.

他们同样也推断发射机天线是平行于地面的电偶极子，大致沿着东西方向布设。

11. Hence, by comparing the theoretically-calculated differential transition width with the experimental curve, we are able to determine the magnitude (or upper-limit) of the color-electric dipole moment.

以文中理论计算的微分跃迁宽度和实验曲线对比，即可定出色电偶极矩之上限。

12. Any heteronuclear diatomic molecule must have a dipole moment since its two ends are different.

任何异核双原子分子必然具有偶极矩，因为它的两端是不同的。

13. The results show that the dipole moment and HOMO energy increase when the number of carbon atoms increases from 12 to 18, while the LUMO energy keeps unchanged.

伯胺阳离子碳链长度对氧化锌捕收性能的影响，主要取决于胺的偶极子和矿物之间的定向作用力。

14. But the static dipole field is an oversimplified approximation without considering retarded potential.

但静态磁偶极场假设过于简化，未考虑推迟势效应。

15. Less widely known is that this global dipole has been diminishing precipitously for the past 150 years and at this rate could disappear entirely sometime early in the next millennium.

但鲜为人知的是，磁偶极所产生的磁场，在过去150年内强度已急速减弱，若以这样的衰减速率来估算，地球磁场再过1000年就会彻底消失。

16. The dipole, for instance, has the direction of the hottest half of the sky.

例如，偶极矩的方位朝向最热的半个天区。

17. The good news is that any disappearance of the dipole will be temporary, the halfway point along a southward swing that would leave compass needles pointing toward Antarctica rather than the frozen North.

值得庆幸的是，磁偶极场的消失是暂时性的，只是一种磁偶极场在做南北方向对调时，在过程中间所发生的现象。

18. The dipole does not radiate energy in the direction of its axis.

偶极子在它的轴的方向上不发射能量。

19. A dipole acoustic receiving transducer

偶极子声波接收换能器

20. Dipole to induced dipole and dispersion forces

偶极对诱导偶极和色散力

21. Instead most of the dipole field's overall intensity originates beneath North America, Siberia and the coast of Antarctica.

偶极磁场的强度大部份是来自北美洲、西伯利亚和南极洲沿海地表下方。

22. The dipole oscillator sum can be expressed in terms of the integrated photo absorption cross section .

偶极谐振子和可以用积分后的光子吸收截面来表示。

23. The Cis-Trans photoisomerization and thermal isomerization of azobenzene group was main reason that caused the dipole orientational relaxation.

偶氮类分子的顺-反结构在光、热的作用下极易发生转变，是引起常温下生色团分子有序取向结构松弛的主要原因。

24. On some EEG dipole source localization problems

关于脑电偶极子源定位问题

25. Compound TLE follows, 32(96.97%)cases were discovered the spikes dipole and 11 cases wholly fit to ECoG and 14 cases (42,42%)partly fit to ECoG.

其次为混合性颞叶癫痫，MEG在32例(96.97%)中检出异常，MEG与ECoG完全吻合11例(33.33%)，部分吻合14例(42.42%)；

26. permanent electric dipole moment of molecule

分子固有电偶极矩

27. The molecule has a zero time-average dipole moment.

分子按时间平均的偶极矩为零。

28. The limitation of dipole model of the electromagnetic fields related to ESD was analyzed, and the disadvantage of calculation of electromagnetic fields in near area was pointed.

分析了静电放电 (ESD)过程中电磁场偶极子模型存在的缺陷及其产生原因。

29. The principles of microstrip balun and printed dipole were analyzed, and the antenna s ground plane was extended and shaped to form the reflecting structure.

分析微带巴伦和印制偶极子的工作原理,延伸并成形天线的地平面以得到反射结构。

30. The principles of microstrip balun and printed dipole were analyzed, and the antenna's ground plane was extended and shaped to form the reflecting structure.

分析微带巴伦和印制偶极子的工作原理，延伸并成形天线的地平面以得到反射结构。

31. 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.

刚收到日本陆佰城市全报务奖状(见附图)。只需轻装备(100瓦特及偶极子天线)和意志耐力便能达至目标。

32. Just received JARL's JCC600( All CW)#17 certificate( see attaching picture). A small gun( barefoot and wire dipole) together with persistence do achieve the goal.

刚收到日本陆佰城市全报务奖状(附图)只需轻装备(00瓦特及偶极子天线)意志耐力便能达至目标。

33. Using the dipole concept, a new consistency criterion is given and a group method of data handling (GMDH) cluster analysis approach is presented.

利用偶极子给出了新的一致性准则，提出了数据分组处理(GMDH)聚类分析方法。

34. The theoretical model of the photon carrier dipole gives a well explanation on the angle dependent relatonship and the polarization of the coherent submillimeter wave.

利用光生载流子偶极辐射的理论模型成功地解释了实验得到的角度依赖关系和相干亚毫米波的偏振特性。

35. The time evolution of atomic dipole squeezing in the intensity-dependent coupling interaction between squeezing vacuum state and V-type three-level atom is studied using the quantum theory.

利用全量子理论,研究了压缩真空场与V型三能级原子依赖强度耦合作用系统中原子的偶极压缩效应.

36. We investigate the scattering properties of periodic arrays of nanoholes in thin gold films by using the method of discrete dipole approximation (DDA).

利用离散偶极近似的方法(DDA),对具有周期排列纳米孔金薄膜的散射光学性质进行了研究。

37. While in the warm period, the SSTA alter from positive monopole to positive dipole, eventually to positive monopole, and the abnormal signals of dipole exist in the eastern Indian Ocean first.

单极在长期趋势和年际时间尺度上对偶极的影响是不同的。

38. The enhancing of the detuning results in the increase of the frequency of atomic dipole squeezing.

原子偶极压缩的频率随失谐量增加而增加；

39. Furthermore,the Dipole tracing method could correctly determine the original electro-activity and promote the effect of surgery treatment for epilepsy.

另外,偶极子定位技术还可精确性判断起源性电位活动,提高癫痫手术治疗的效果。

40. Only on rare occasions do the thermodynamics work; the fluid motions and the magnetic field all evolve in a compatible manner, so the new dipole polarity can diffuse in and establish a reversed magnetic field.

只有在很少的情况下热力学才发挥作用，此时流体运动和磁场都会以相互访调的方式演化，这样新的偶极性就会散开并建立一个倒转的磁

41. Only on rare occasions do the thermodynamics work; the fluid motions and the magnetic field all evolve in a compatible manner,so the new dipole polarity can diffuse in and establish a reversed magnetic field.

只有在很少的情况下热力学才发挥作用，此时流体运动和磁场都会以相互访调的方式演化，这样新的偶极性就会散开并建立一个倒转的磁场。

42. In the meantime, the changes in the intensity of dipole or unipole forcing source and basic flow have different frequency modulation effects on LFO in the mid-high latitudes.

同时偶、单极强迫源及基本气流的强度变化对中高纬大气的低频振荡调制作用不同。

43. Electrostatic potential of a circular dipole layer

圆形面偶极层的静电势

44. For a UWB communication system, by using differential characteristic of Herz magnetic dipole antenna, the narrow pulse can be produced from the rise edge of input square-wave signal.

在UWB通信中,利用赫兹磁偶极子天线的微分特性,由输入方波的上升沿产生窄脉冲。

45. In teaching, Ampere force is used to count the mutual force of magnetic dipole and magnetic field and the method is visual and easy to understand and take in.

在教学中,磁偶极子与磁场的相互作用力运用培安力公式来计算,方法直观易懂,学生较易接受。

46. On the basis of the discussion, it has pointed that dipole secondary source-configuration (DAA) is the simplest attenuator.

在此基础上提出偶极次级源是较简单的次级源结构。

47. Dipole magnets used as beam guiding elements in particle accelerators andstorage rings require very tight tolerances on their magnetic fields.

在粒子加速器中,两极磁铁(即弯转磁铁)是束流导向部件,对其磁场的要求很高。

48. In the study of EEG forward problem,the current dipole can be adopted to simulate the nerve sources in human brains.

在脑电正问题研究中,脑神经元所产生的电活动可用电流偶极子来模拟。

49. The acoustic transmitter composed of many flexural vibrators and arranged in an annulus is of monopole, dipole and quadrupole source functions by controlling the vibrating phase of each vibrator.

基本方法是由多个作弯曲振动的压电振子构成了圆弧阵辐射器，通过改变圆弧阵上压电振子的组合方式和振动相位，使该圆弧阵成为单极子源、偶极子源和四极子声源。

50. THX LCR Speaker and THX Dipole Surround designs psychoacoustically match the best surround sound performance of a movie theatre or mixing stage.

声音定位准确，你会注意声音随电影画面移动，和电影画面一致。

51. The normalized effective conductivity of the composite can be viewed as a function of the dipole polarizability and the volume fraction of the fiber.

复合材料之正规化有效导热度可视为此双极极化度与纤维体积分率之函数。

52. Latitude distribution of blocking in the Atlantic, Pacific and Ural mountain:dipole blockings in the Atlantic .

大西洋、太平洋和乌拉尔山地区阻塞纬度分布:

53. It is what is called a dipole field with a north and South Pole.

它就是所谓的偶极

54. It exhibits an impedance of 300 ohms whereas a half wave dipole is 75 ohms and I'm certain someone will be alert enough to ask "why 75 ohms, if figure 3 above is 50 ohms?

它陈列300欧姆阻抗但是一个半波偶极是75欧姆并且我肯定某人将是足够机敏的要求"为什么75欧姆,如果图3上述是50欧姆?

55. The results show that the annular array in different combination and excitation condition has radiation characteristics of monopole, dipole and quadrupole of acoustic logging.

实验结果表明，在不同组合和激励条件下，圆弧阵具有声波测并的单极子、偶极子和四极子声源的辐射特征。

56. In this paper,a kind of cylindrical EBG structures applied to base station cylindrical conformal dipole array antennas is studied.

对一种柱面电磁带隙结构应用于圆柱共形偶极子振基站天线进行了研究。

57. To dipole resource, the difference between waveforms of isotropic and homogeneous formations is small but their amplitudes are different.

对于偶极子源，横向同性地层与均匀地层的波形差异不大，但其幅度有差异；

58. The radiation patterns and directivities of a dipole antenna and antenna arrays excited by sinusoidal and walsh waves are compared.

对偶极子天线和天线阵列用正弦波和沃尔什波辐射时的方向图和方向性系数进行了比较。

59. Log periodic dipole array antenna

对数偶极子阵列天线

60. Study of Log Periodic Dipole Antennas

对数周期偶极天线研究

61. In a spherical nucleus, the coupling term implies an interweaving of the quadrupole and dipole motion.

对球形核中的耦合项意味着四级运动和偶极运动间的交织。

62. In chapter three, we study the vector transducer beamforming algorithm for dipole and single-side, and electron circumgyratetion are given.

对矢量水听器单边、双边指向性以及指向性的电子旋转进行理论推导。第四章主要介绍了自适应信号处理算法。

63. An explanation of the magnitude of such a dipole moment must seal explicity with two contributing factors.

对这和偶极矩大小的解释必须明确研究两个有关的因素。

64. The atmospheric flow is divided into barotropic and baroclinic flow field s in a dipole blocking case over the Ural mountains.

将阻塞过程中的大气运动流场分解为正、斜压流场，研究了它们在乌拉尔山偶极型阻塞个例中的演变特征。

65. The far field shows the radiation of a single small electric dipole for groups of straight currents in a small region.

小型直线电流群在远场呈现单一电偶极之辐射。直线电流之沿线方向无辐射。

66. A dipole model of the small aperture

小孔的偶极子模型

67. The effect of pulse width and cavity field intensity on the atomic dipole squeezing is discussed when the coupling of atomic and cavity field is time-dependent.

并详细讨论了原子与腔场以时间脉冲形式耦合时,脉冲宽度和腔场强度对原子算符压缩的影响。

68. Molecular structure for ZnS and its photoluminescence character under electric dipole field[J].

引用该论文 谢安东,朱正和,王秋云,马美仲.

69. The interaction intensity was decided by such elements as the laser frequency, laser intensity, the dipole of material, detuning and the concentration of resonance particles.

强度较大时,则发生分裂.光与物质相互作用的强度与光场大小、光场频率、偶极矩、失谐以及共振粒子浓度等因素有关.

70. The dipole molecule happens when a molecule has oppositely charged ends or “poles”.

当分子具有带相反电荷的两端或“两极”时形成偶极分子。

71. When the magnetic dipole moment made by low-frequency-compensation loop was large enough, the magnitude of radiation in forward direction would be enhanced ...

当天线的低频补偿回路形成的磁偶极矩足够大时,低频补偿可增大天线主辐射方向的辐射,并改善天线低频辐射特性。

72. Light fastness of anthraquinone dyes was affected by many factors and it was mainly determined by dye structures,such as the kinds and position of substituent groups,dipole moment of the molecule.

影响蒽醌染料日晒牢度的因素有很多,主要取决于染料的分子结构,与分子中取代基的种类和位置、分子的偶极距等有关。

73. The imaging logging series such as dipole acoustic log and micro-resistivity scanning imaging log, etc. provides abundant basic data for the research of stress.

成像测井系列中的偶极子声波测井和微电阻率扫描成像测井为地应力研究提供了丰富的基础数据。

74. 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.

我们仅仅观察到扩展到地表和地表以外的磁场的一小部分，在这里它的基本结构是一个偶极子，就像一个简单的棒磁铁一样是一个简单的南北极磁

75. 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.

我们仅仅观察到扩展到地表和地表以外的磁场的一小部分，在这里它的基本结构是一个偶极子，就像一个简单的棒磁铁一样是一个简单的南北极磁场。

76. To simulate the spontaneous emission of a light-emitting diode, a randomly oriented dipole source is launched at each Yee cell of a microcavity.

我们在光子晶体平板微共振腔中每一个分割点上都放置一个随机指向的电偶极源，藉此模拟实际上发光二极体的自发放光情况。

77. We now show how to calculate molecular dipole moments from wave function.

我们现在说明如何从波函数来计算分子的偶极矩。

78. Design of a Folded Dipole Antenna

折叠偶极子天线的设计

79. A new Australian study shows that the key driver in the country's major droughts has been a warming and cooling cycle in the Indian Ocean known as the Indian Ocean Dipole (IOD), Reuters reported.

据路透社报道，一项澳大利亚研究发现一个名为印度洋偶极子的印度洋冷暖周期,是导致国内旱灾的主要原因。

80. The infrared spectrum frequency, distribution of Mulliken charge, dipole moment, frontier molecular orbital energy and its compose have been calculated.

探讨了伯胺阳离子分子结构与氧化锌浮选性能的关系。