The arc curving of several typical half wave dipole wire antennas were investigated.
分析比较了几种典型的半波振子标签线天线弧形弯曲的情况。
In contrast, the basic half-wave dipole - the basis for many antenna designs - is a differential component.
与此相反，基本半波偶极子-的基础许多天线设计-是一个差分分量。
The results indicate that a half-wave dipole array has good performance when array element space is also half-wave.
结果表明，对于半波长的偶极子阵列，当阵元间距为半波长时性能达到最佳。
A method, covering the antenna with an antenna radome, is proposed in the paper to realize the broadband impedance matching of the half-wave dipole antenna.
该文提出了一种加天线罩来实现半波振子天线宽频带阻抗匹配的方法。
The energy pattern, total radiation energy, radiation efficiency and radiation resistance of standing-wave dipole excited by rectangular pulse are discussed.
本文讨论了矩形脉冲激励的对称驻波天线的能量方向图、总辐射能量、辐射效率和辐射电阻等问题。
The frequency modulation effects of positive dipole (unipole) forcing source on LFO is stronger than negative dipole (unipole), and the wave oscillation quicken evidently.
正偶(单)极强迫源对大气低频振荡的调制作用强于负偶(单)极，波动振荡明显加快。
The formula of dipole radiation the electromagnetic wave field is deduced by using the dimensional analysis, combined with the pictures of the electric field lines and magnetic field lines.
运用量纲分析的方法，结合电场线和磁感线图象，推导了偶极振子在波场区的辐射公式。
Since P-Wave can not be suppressed in dipole shear wave log in slow formation, there are some difficulties in picking the first S-Wave arrival.
在慢速地层中偶极横波测井不能很好地压制纵波，致使横波首波的检测存在一定的难度。
The results show that the method can skip over the P-Wave and exactly pick the first S-Wave arrival in dipole shear wave log in slow formation.
实际资料处理结果表明，该方法可以跳过慢速地层中偶极横波测井的纵波而检测横波初至。
And the terrestrial stress direction also can be calculated by dipole wave data.
利用偶极横波测井计算地应力方向的公式法。
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。
The distribution characteristic of the magnetic dipole field is analyzed based on the propagation equations of underwater electromagnet ic wave.
基于电磁波在海水中的传播方程，分析了海水中磁偶极子辐射场的分布特性。
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；
The permanent electric dipole moment (PEDM) of hydrogen atom is calculated in classical mechanics and double-wave mechanics.
用经典力学和双波量子力学计算了氢原子的固有电偶极矩。
According to the similarity between the propagation of magnetic dipole source TEM field and reflected-seismic wave, it is proposed to explain TEM data with the pseudo-seismic interpretation.
根据磁偶源瞬变电磁场与反射地震波的传播规律的相似性，提出了TEM资料拟地震快速成像解释的思路。
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。
A new method for estimating formation S-wave anisotropy parameters from 4-component (4-c) data in cross-dipole array acoustic logging is proposed.
提出一种从四分量正交偶极子声波阵列波形数据中提取地层剪切波方位各向异性参数的有效方法。
The dipole forces steady solution of a ladder-type three-level atom of nearly equispaced energy level driven by a standing wave is derived from the atomic master equation.
从三能级原子的主方程出发，给出了能级近似等间距梯型三能级原子在单色驻波场中所受偶极力的稳态解，并进行了数值计算作图分析了偶极力，能级布居率随失谐量，光场幅度和空间的变化。
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。
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。
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