dipole
n.
双极子，偶极；振子；偶极子；
英英释义
dipole[ 'daipəul ]
n.
a pair of equal and opposite electric charges or magnetic poles separated by a small distance
an aerial half a wavelength long consisting of two rods connected to a transmission line at the center
同义词：dipole antenna
词组短语
magnetic dipole磁偶极子；偶极子
electric dipole[物]电偶极子
dipole moment偶极矩
dipole antenna偶极天线
dipole radiation偶极辐射
dipole layer偶极层；偶极子层
双语例句
用作名词(n.)
The simplest indoor antenna is the folded dipole.
最简单的室内天线是被折叠的偶极。
权威例句
A dipole mode in the tropical Indian OceanOptical Dipole Traps for Neutral Atoms
Discrete-Dipole Approximation For Scattering Calculations
Defect‐dipole alignment and tetragonal strain in ferroelectrics
Multiple dipole modeling and localization from spatio-temporal MEG data.
Discrete-dipole approximation and its application to interstellar graphite grains
Dead-time free measurement of dipole-dipole interactions between electron spins.
Sea surface temperature inter-hemispheric dipole and its relation to tropical precipitation
Attenuated T2 relaxation by mutual cancellation of dipole–dipole coupling and chemical shift anisotropy indicates an avenue to NMR ...
Molecular orbital theory of the electronic structure of organic compounds. I. Substituent effects and dipole moments
1. I have to ask is there a net dipole?
我必须问这里是否有一个网状偶极？
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2. It is what is called a dipole field with a north and South Pole.
它就是所谓的偶极场——具有一个北极和一个南极。
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3. We only have the one bond so the actual HF molecule is polar, it has a net dipole.
但HF中只有一根键，所以分子也是极性的而甲烷中有一个网状偶极。
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4. For the classic "wireless" look, external dipole antennas offer good performance, and are relatively easy to engineer into a product.
对于典型的“无线”看，外部偶极天线提供了良好的性能，比较容易工程师转化成产品。
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5. Billboard Antenna is an array of parallel dipole antennas with flat reflectors, usually positioned in a line or plane.
横列定向天线是一组安装平面反射器的平行偶极天线，通常是线形或平面状排列的。
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6. In this chapter, we mainly give some basic theory of absorption, dispersion, dipole approximation and the equation of density matrix elements.
主要介绍激光光谱学的吸收和色散等基本概念以及常用的理论如偶极近似、密度矩阵方程等。
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7. It is found the quantum jumps for molecule dipole reorientation are distributed in several different polarization states by measuring the polarization degree of fluorescent photons.
通过测量单分子荧光的偏振度轨迹曲线发现，偶极再取向存在着在多个偏振态之间的量子化跳跃行为。
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8. But occasionally this dipole field switches polarity north and south reverses, and this process seems to take a few thousand years.
但是偶尔这偶极场会转换极性――南极和北极倒转，这个过程似乎需要几千年的时间。
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9. The atomic dipole amplitude squared squeezing in the interaction system of the two identical two level atoms with single mode vacuum field is studied.
研究了两个全同的二能级原子与单模真空辐射场相互作用系统中原子的偶极振幅平方压缩效应。
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10. It is difficult to inverse spontaneous potential(SP) logging data because the borders of dipole layers are fixed but the shapes are uncertain.
在自然电位测井中，偶极层边缘是确定的，它的形状实际上是不确定的，这给反演带来了很大的困难。
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11. This requires omni-directional or dipole loudspeakers that are free standing in the room.
这需要全向或者偶极扬声器自由的放置在房间中。
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12. According to traditional theory that faraday rotation angle was mainly due to the electric-dipole transition.
按照传统的理论，法拉第旋转角主要是由于电偶极跃迁所形成的。
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13. In this paper, we discussed the transition selection rule of electrical dipole radiation in atom physics by the parity theory and angular momentum theory in quantum.
本文利用量子力学的宇称理论和角动量理论，对原子物理学中所熟知的电偶极辐射的跃迁选择定则进行了理论探讨。
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14. Then the radiation characteristics of a point dipole antenna on the axis of the chiral cylinder and cylindrical chirodome are analysed.
由此分析了位于手征介质圆柱和手征介质圆柱罩中心轴线上点偶极天线的辐射特性。
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15. 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。
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16. Introduced are principle and method of applying Stoneley wave and the anisotropy of shear wave picked from the dipole shear wave image logging to evaluate the fracture effectivity of igneous rock.
介绍了利用从偶极声波成像测井资料中提取的斯通利波和横波各向异性，对火成岩裂缝的有效性进行评价的原理和方法。
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17. The results show that the dispersive wave excited by these two acoustic sources have strong contrast, which are Stoneley wave for monopole and flexural wave for dipole in the lowest mode.
结果表明，这两种声源激发的频散波具有很强的可对比性，它们的最低模式在单极声源激发时是斯通利波，在偶极声源激发时是弯曲波；
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18. The isoscalar giant surface resonance and giant dipole resonance in highly excited nuclei are discussed.
本文讨论了高激发核中的同位旋标量表面巨共振和偶极巨共振。
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19. The essential theory and major methods for analyzing log-periodic dipole antennas and wire antennas are summarized.
对对数周期偶极天线和导线天线的基本理论和分析方法进行了概述。
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20. Third: The forward problem of the nerve activities by the dipole of the abnormal oscillation.
第三：以异常神经振荡为偶极子源的脑神经电活动正问题研究。
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21. 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。
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22. We have studied experimentally the dipole orientation and reorientation dynamics of single dye molecules at room temperature.
对室温下染料单分子进行了偶极取向和偶极再取向动力学的实验研究。
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23. Considering the initial atomic coherence and the detuning, dipole squeezing of a two-level atom interacting with squeezed vacuum field is studied by means of the time-evolution operator method.
文中采用时间演化算符，考虑到初始原子相干性及失谐量，研究了单个二能级原子与压缩真空态辐射场相互作用中原子的偶极压缩。
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24. When exploring with TEM in the wild, several common devices are used which are Coincident loop, Central loop, Dipole device and Large-fixed loop combination.
瞬变电磁法有几种常用的工作装置，实用中最常用的是重叠回线、中心回线、偶极装置和大定源回线组合。
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25. The effective transition dipole moments and effective input pulse area were introduced and their expressions were also given.
引入了该系统的等效跃迁偶极矩和等效脉冲面积，并给出了其关系表达式。
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26. But if the goal is to reproduce sounds accurately, then a speaker must be either an acoustic point source (monopole, omni-directional) or an acoustically small bi-directional source (dipole).
但是，如果目标是精确的重放声音的话，一个扬声器必须是声学上的点声源（单极点，全向响应），或者是一个声学上小的双向源（偶极）。
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27. The characteristics of a fan-shaped array of log-periodic dipole antennas in the free space are analyzed and calculated in detail.
对自由空间对数周期偶极天线扇形阵的辐射特性进行了详细的理论分析和数值计算。
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28. The characteristics of a fan-shaped array of log-periodic dipole antennas in the free space are analyzed and calculated in detail.
对自由空间对数周期偶极天线扇形阵的辐射特性进行了详细的理论分析和数值计算。
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29. 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。
-- 来源 -- 英汉 - 辞典例句
30. 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。
-- 来源 -- 英汉 - 辞典例句
31. 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。
-- 来源 -- 英汉 - 辞典例句
32. 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。
-- 来源 -- 英汉 - 辞典例句
33. Only magnetic dipole and higher multipole configuratons occur in nature.
自然界中只能出现磁偶极子以及磁多极子的形式。
-- 来源 -- 英汉 - 辞典例句
34. The nitroalkanes have high dipole moments in the range of 3. 5-4. OD.
硝基烷在3．5-4．OD范围内具有较大的偶极矩。
-- 来源 -- 英汉 - 辞典例句
35. 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。
-- 来源 -- 英汉 - 辞典例句
36. Forbidden transitions are those for which dipole radiative transitions are not allowed by the selection rules.
禁戒跃迁指的是选择定则所不容许的偶极辐射跃迁。
-- 来源 -- 英汉 - 辞典例句
37. The molecule has a zero time-average dipole moment.
分子按时间平均的偶极矩为零。
-- 来源 -- 英汉 - 辞典例句
38. Infra-red absorption takes place only when there is a change of dipole moment.
红外吸收峰仅在有偶极矩变化时才能实现。
-- 来源 -- 英汉 - 辞典例句
dipole
