表1.4对若干有永久偶极的烷基醚和没有永久偶极的烷烃的沸点作了比较。
Table 1.4 compares the boiling points of several alkyl ether that have permanent dipoles with those of hydrocarbons, which have no permanent dipoles.
综述了手性配体金属络合物催化剂催化1,3 -偶极环加成反应的研究进展。
The research advances of the chiral ligands metal complexes catalysts used in asymmetric 1, 3-dipolar cycloaddition reactions were reviewed in this paper.
FASPB作为一种阿秒超快调制过程,从理论上说它可以扩展到任何两偶极禁戒跃迁激发态的能级和系统。
As an attosecond ultrafast modulation process, FASPB can be intrinsically extended to any level-summation systems of two dipolar forbidden excited states.
研究结果表明,1,3-偶极环加成反应是以协同反应机理进行的。
The studies indicate that 1,3-dipolar cycloaddition reactions are concerted reactions.
模式中引入了代表热带低频偶极型对流的异常强迫。
Anomalous forcing is introduced into the model, representing the tropical low-frequency dipole convective pattern.
对坑道内赤道偶极装置电阻率测深的可行性进行研究。
Feasibility of dipole equatorial resistivity sounding in tunnel was discussed.
本文利用连分式方法计算了偶极场中导电导磁球体的电磁响应函数,并给出了计算数据及图表。
The EM response function from a conducting (both electric and magnetic) sphere in a dipole field is calculated by using the continued fraction technique, and the resultant data and diagram are given.
本文采用并矢格林函数和场量变换方法,给出了圆形波导中偶极天线辐射的普遍公式。
The general formulas of radiation from dipole antenna in a circular waveguide are given by means of dyadic Green's function and field transformation.
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。
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.
偶极谐振子和可以用积分后的光子吸收截面来表示。
The dipole oscillator sum can be expressed in terms of the integrated photo absorption cross section.
研究了三能级原子与单模辐射真空场相互作用中原子的偶极平方压缩效应。
This paper studied the atomic dipole amplitude squared squeezing in the system of a three level atom interacting with a single mode radiation vacuum field.
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。
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.
有关体系的无辐射能量转移和偶极弛豫机制将进一步探讨。
The mechanisms for non-radiative energy transfer and the dipolar relaxation will be further studied in detail.
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。
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.
在磁偶极相互作用区域内,我们研究了一个矩型磁性线中的静磁波导模式,解析的色散关系被求出。
In the region of dipole-dipole interaction, we investigate magnetostatic guided modes in a rectangular magnetic wire. The analytical dispersion relation is obtained.
禁戒跃迁指的是选择定则所不容许的偶极辐射跃迁。
Forbidden transitions are those for which dipole radiative transitions are not allowed by the selection rules.
利用偶极横波测井计算地应力方向的公式法。
And the terrestrial stress direction also can be calculated by dipole wave data.
在此公开了具有天线电路的接收机(30),所述天线电路包括线圈(31)、以及连接到线圈(31)的单极(35)或偶极。
A receiver (30) with an antenna circuit is disclosed, which antenna circuit comprises a coil (31) and either a monopole (35) or a dipole connected to the coil (31).
根据张庚骥先生的向量势理论,自然电位不是由偶极层产生,而是由旋度源产生,旋度源在偶极层的边缘。
According to Mr Zhang's vector potential theory, SP doesn't generated or originated from dipole layers but curl sources in the borders of dipole layers.
文中推导出单轴各向异性媒质半空间上方垂直磁偶极源电磁场的精确解析表达式。
We derive an accurate and analytical expression for electromagnetic fields of a vertical magnetic dipole over an anisotropic uniaxial medium half-space.
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。
We have studied experimentally the dipole orientation and reorientation dynamics of single dye molecules at room temperature.
介绍了一种由折叠臂偶极天线和并联介质块组成的小型化超宽带天线。
A kind of ultra wideband (UWB) antenna, which consists of an arm-folded dipole antenna and a dielectric block, is proposed.
本文给出求解有限导电媒质平面上方垂直磁偶极源赫兹位函数的解析方法。
In this paper, an analytical approach is described for the evaluation of the Hertz potential of a vertical magnetic dipole over the finitely conducting medium plane.
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 frequency modulation effects of positive dipole (unipole) forcing source on LFO is stronger than negative dipole (unipole), and the wave oscillation quicken evidently.
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。
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.
研究了两个二能级原子与真空辐射场相互作用中原子的偶极平方压缩效应。
In this paper dipole amplitude-squared squeezing of two two-level atoms with vacuum filed is studied.
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。
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。
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.
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