precession

In this paper, we studied the precession and gravitation acceleration effects of a test particle in gravitational fields. They are progressive failure, set out slide, and acceleration effects.

本文对试验粒子在引力场中的轨道进动效应和引力加速效应进行了研究。

An example is periodic motion, such as the precession of a particle with intrinsic spin and magnetic moment in a constant magnetic field.

一个例子是周期运动，如一个带有自旋和磁矩的粒子在恒定磁场中的进动。

So this only holds in situations where the spin angular momentum is way, way larger than the angular momentum that you get due to the precession.

所以成立的情况是，旋转的角动量，比旋进的角动量要，大很多很多才行。

By participating, visitors can experience the basic traits of gyro-precession.

让观众通过参与体验陀螺的基本特性 - 进动性.

The tilting of the gyro continues until the erection torque balances the torque producing the precession.

陀螺继续倾斜直至修正力矩与产生进动的力矩平衡.

For example, methane concentrations fluctuate mainly at the 22,000-year tempo of an orbital cycle called precession.

举例来说, 甲烷浓度波动的周期为2万2000年,与称为[岁差]的轨道周期相同.

The Runge-Lenz Vector and the Perihelion Precession of Mercury Orbit

Runge-Lenz矢量与水星近日点进动

The result obtained states clearly that intermediate-range force, in the case of linear approximation, effects only radial acceleration of test particle rather than effects Lense-Thirring precession angular velocity of it.

所得的结果表明，在一级近似下，中程力只影响试验粒子的径向加速度，而不影响Lense&Thirring进动角速度。

He then accounts for the precession of the equinoxes.

然后他解释分点岁差.

Theoretical deduction shows that precession-nutation moment induced by odd order tidal generating potential causes out of phases of longitude and obliquity nutation ( namely, there are cos term in longitude nutation, but sin term in obliquity nutation).

通过推导发现，奇数阶引潮力位产生的岁差章动力矩使得黄经章动和交角章动出现了异向项（即：黄经章动出现了cos项，交角章动出现了sin项）。

Precession is of utmost importance since it causes relatively rapid changes in coordinates d and б.

岁差之所以特别重要是因为它引起坐标d和б比较迅速的变化.

The one-soliton solution indicates obviously the spin precession around the magnetic field and periodic shape variation induced by the time-varying field as well.

从单孤子解的表达式可以明显看出自旋绕着外磁场进动，且孤子的形状随外磁场的作用周期性变化。

Oscillations passage , and the frequency of vortex type Oscillatory flowmeter: vortex flowmeter and vortex precession flowmeter.

基于旋涡流体振荡原理的流量计主要有两种: 涡街流量计和旋进旋涡流量计.

Like precession, mountains produce some quadrupole asymmetry, so they will radiate.

山脉也可以像进动那样产生四极不对称, 因此它们也将辐射引力波.

The reason of physical mechanism of residual precession for planet and ratio equation of precessional angle of Earth and Mercury are presented, finally the calculating result shows the existence of DM.

文中给出了行星剩余进动的原因，水星和地球进动角比值的计算公式，而且计算结果在某种程度上说明了DM存在的真实性。

This paper is very importance to more studying theory of the inner core Earth's nutation, in view of influence of higher order moment of precession-nutation to the Earth rotation.

本文的理论对进一步研究在高阶岁差章动力矩作用下的内核地球章动是非常有意义的。

Then, the impact of black hole masses on disk-driven precession model is discussed.

接着, 讨论了黑洞质量对盘致进动模型的影响.

Finally, physics about precession sorted by precession mechanism are presented curtly.

最后, 试介绍进动物理方面的基本知识,以进动机制分类对进动做了总结.

A Study on Precession Period Extraction Method of Ballistic Targets

弹道类目标进动周期特征提取方法研究

Spin rectification effect, which transforms dynamical spin precession into direct electrical signal, has been a research hotspot due to its advantages in detecting of spin dynamics and microwaves.

利用自旋进动将动态微波信号转化为直流电信号的现象，即自旋整流效应。由于其在自旋动力学与微波探测方面研究的优势，自旋整流效应已经成为自旋电子学研究中的一个热点。

The threshold current for switching to out-of plane precession state is the lowest when the magnetization directions of two pinned layers are antiparallel and perpendicular to the film plane.

当两钉扎层磁矩方向反平行排列并且都垂直膜面的时候，实现磁矩进动态所需的电流最小。

The so-called precession is caused by the inequality of the moments of inertia of the earth.

所谓日月岁差,是由于地球转动惯量的不相等造成的.

Consisting of or causing a climax. Deduction from Moment of Precession and Nutation Considering High Step Tidal Generating Potential of Solar and Luner

形成高潮或者引起高潮。顾及日月高阶引潮力位的岁差章动力矩的推导

This gyroscopic motion is called precession.

此陀螺运动叫做进动.

Then, a simple discussion on solitary precession cone semi-angle follows.

并对进动锥角是否有独立性做了一点讨论.

It is well known that, Newton's gravitational theory has some intrinsic difficulties, such as the non-Lorentz covariant of the gravitational field, the orbital precession of Mercury etc..

众所周知，Newton引力理论有一些无法解决的疑难，例如万有引力定律方程式的非洛伦兹协变性、水星近日点的附加进动等。

In the third chapter, precession cone semi-angle is discussed.

第三章主要讨论进动锥角的问题.

Developments and Applications of Proton Precession Magnetometers in China ( An Overview )

质子旋进式磁力仪在我国的发展及应用 ( 综述 )

Black body temperature, orbital elements, the Milankovitch precession index, and the Seversmith psychroterms.

黑体温度 、 轨道要素 、 米兰科维奇进动指数及Seversmith精神分析项.

Anti-jamming Technique for the Observation System of FHD-Component Nuclear Precession Magnetometer

FHD分量核旋仪观测系统的抗干扰技术