查询词典 external field

In the space filled with dielectric, Coulomb's law should be: F = kQ1Q2r2.V in the electric field generated dielectric polarization bound charge and bound charge generated within the medium electric field, and external electric field in the opposite direction, so to diminish the external electric field.

在充满电介质的空间里，库仑定律应为：F＝kQ1Q2r2.V在电场作用下电介质极化产生束缚电荷，束缚电荷在介质内部产生电场，与外电场方向相反，所以使外电场减弱。

The research indicates that the interior scattering sound field can be expressed as the summation of the interior scattering sound field of the closed shell and the external scattering sound field of these scatterers.

研究结果表明，该内部散射声场可表示为封闭薄壳的内部散射声场和这些内部散射体的外部散射声场之和的形式。

By extending the VBG external cavity length, and inserting a convex cylindrical lens between external cavity and LDA for transmiting. Phase-locked of external cavity is achieved by tilting of Bragg Grating external cavity. Experiment studied the stability of the in-phase mode far-field output at 35A. Wavelength is locked at 802 nm. The Full-Width Half-Maximum of locked specrum narrowed to 0.2 nm and the corresponding far-field divergence angle is 1.8 mrad.

通过拉长VBG外腔腔长，在VBG外腔和LDA中间插入平凸柱面透镜，采用偏转体布拉格光栅外腔进行外腔锁相研究，在注入电流35A时，获得稳定的同相单瓣模远场输出，波长锁定在802nm，中心主瓣峰值半宽压窄到0.2nm，对应的远场发散角为1.8mrad。

The direct causes of education field of education field are the external structuresand the actors\' habitus in the field,in which the interspatial and tiered school systemis its static education structure cause,and the mechanism of the competitive capitalobtaining with the eleven-plus system as its technical selection is its dynamiceducation structure cause.The habitus of the State,the habitus of the educationadministration service,the habitus of the school,and the habitus of teachers are thecauses of the habitus of the problem of elite-role-training of school education.

其中层级化等级化的学校系统是学校教育角色化问题的静态教育结构根源，而考试制度与技术选择的竞争性资本获取机制则是学校教育角色化的动态教育结构根源；而教育场域中国家、教育行政部门、学校和教师对资本搏取与利益追求的欲求是导致学校教育角色化问题的生存心态根源。

And show effect of external magnetic field on flow field of blood considering coupling of magnetic field and flow.

在磁场和流场耦合状态下研究引入纳米磁性药物后磁场对血液流场的影响。

The influences of the external magnetic field on the properties of the excited state of the polaron in a parabolic quantum dot are studied by using the linear combination operator and the unitary transformation method, the relation of the first internal excited state energy E1, excited energy △E and the resonance frequency ω of both the strong-and weak-coupling polaron with the effective confinement length l0 of the quantum dot, the electron-phonon coupling strength α and external magnetic field B are derived.

采用线性组合算符和幺正变换方法研究了外场对抛物量子点中极化子的激发态性质的影响，导出了强、弱耦合情况下极化子的第一内部激发态能量E1、激发能量△E、共振频率ω与量子点的有效受限长度l0、电子－声子耦合强度α以及外场B的关系。

According to the practical experience of some field work after earthquakes, this paper discusses some issues about organization and management from 13 aspects, namely, the division of stage in the field work after earthquake, scale of organizing group, organization of headquarters, working deployment, seismic surveilance and analysis, macroseismic survey, social and economic effect, external propagation, connections with local government, documents and communication, guarantee of political thought and rear-service and summarization of the field work.

作者根据多次现场地震工作的实践经验，从现场地震工作的阶段划分、组队规模、指挥部组成、工作总部署、震情监测分析、宏观考察、社会经济影响、对外宣传、与地方政府的联系、文书通信、政治思想保证、后勤保证和现场工作总结等13个方面对现场地震工作的组织、管理进行了讨论。

The method of finite element discrete and optimal parameter back analysis is adopted.(3) Concentrated on the question of high external water pressure of the deep-lying tunnel, the basic theory and method calculating external water pressure are systematically studied.(4) Based on Jinping cascade 2 hydropower station, numerical simulation rain infiltration of seepage field under different drainage pattern and grouting pattern are studied, also, the high external water pressure is analyzed and studied and some seepage control measures are put forward.

2采用有限元离散—优化法进行参数的反演分析；(3)针对深埋隧洞的高外水压力问题，进一步分析和研究了衬砌水荷载及外水压力的作用机理和计算方法；(4)以锦屏二级水电站深埋长引水隧洞作为本文的主要研究对象，采用考虑降雨入渗渗流场分析的方法对排水方案和灌浆封堵方案不同情况下的渗流场的水头分布进行了数值模拟，并对其外水压力进行了分析和研究，提出了渗流控制的具体措施。

The distribution uniformity of external magnetic field is weakened by the cylindrical coil with some thickness ferric-core. The model of fluid flow and heat transfer of spot GTAW pool in longitude magnetic field controlling is developed for the first time, which incorporates the free surface, surface tension gradient, additional fluid drive forces owing to the external longitude magnetic, heat transfer between weld pool and medium, latent heat of solid/liquid phase and heat physical properties of materials.

综合考虑了焊接熔池表面张力温度系数的变化、熔池自由表面变形、外加纵向磁场对熔池流体的附加作用力、熔池与周围介质的换热、固/液两相区的熔化潜热、焊接材料的热物理性能等问题，将熔池自由表面变形、外加纵向磁场与熔池流场的计算过程相耦合同时进行分析，模拟了不同焊接材料、不同外加磁场以及不同焊接条件下外加纵向磁场GTAW定点焊接熔池流体流动与传热过程。

Screening solitons result from thenonuniform screening of the external field,while photovoltaic solitonsresult from the photovoltaic effect.

它起源于对外电场的非均匀空间屏蔽和光伏效应，这不同于稳态的屏蔽孤子和稳态的光伏孤子。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。