Lagranges method is employed to derive the equations of motion for the system when the satellite is restricted to an orbit plane ( such as the equatorial plane) and moves at a uniform angular velocity. 利用拉格朗日方法导出母星被限制在赤道面上以均匀角速度运动时系统的动力学方程。
Material along the rotation axis falls vertically toward the equatorial plane much faster. 沿著转轴两侧分布的物质则快速笔直地落入赤道面。
The working projection plane is taken at the equatorial plane corresponding to the ground surface. 航空投影多倍测图仪工作投影面为赤道平面―相当于地平面。
The angle between the plane of the ecliptic and the equatorial plane is the obliquity of the ecliptic. 黄道面与赤道面的夹角是黄道的倾角。
The magnetic helmet could be stretched and its loop-like magnetic field ( Perpendicular to the solar equatorial plane) could be carried into the interplanetary space; 激波将磁盔拉长并把盔顶的环形(垂直赤道面)磁场带到行星际空间,成为行星际磁场南向分量的来源之一;
In this paper the auther puts forward the stereographic projection in which the projection plane is the equatorial plane of projection-sphere, recommends the rules about perspective mapping of plane field in projective geometry and reveals two corollaries in stereographic projection. 本文提出了以投影圆球之赤道平面为投影平面的一种球极投影,首次引入了射影几何理论中关于平面场透视变换的双旋法则,并得到了两个关于球极投影的推论。
Using the equatorial β-plane Boussinesq approximate equations for the tropical atmosphere, study is performed of the stability of Kelvin wave and zonal symmetric disturbances in zonal shear flow. 本文使用赤道β平面下的热带大气Boussinesq近似方程组,分析了纬向切变基流中的赤道Kelvin波以及纬向对称扰动的稳定性。
The Newtonian potential in reference [ 3], which simulates the Kerr metric only on the equatorial plane, is generalized to be able to describe very accurately the motion of particles and fluids away from the equatorial plane in an axially symmetric strong gravitational field. 本文对只局限于赤道面的模拟Kerr度规的牛顿型引力势加以推广,使之能用来相当精确地描述轴对称强引力场中赤道面以外粒子和流体的运动。
Each metal ion in 1 and 2 is six-coordinated with four macrocyclic nitrogen atoms in the equatorial plane and two chloride anions in axial positions. 晶体结构显示:配合物1和2的金属离子与大环配体的4个氮原子及大环平面轴向的2个氯离子以八面体配位方式配位;
The potential has a reflection symmetry about an equatorial plane and the motion, which restricts to the equatorial plane, is integral. 在牛顿极限下,引力场的势函数关于赤道平面是对称的,而且在赤道平面上试验粒子的运动是可积的。
Orbital Radius of the Test Particles in the Equatorial Plane of the CM Field 试验粒子在CM场赤道平面的轨道半径
When the geostationary satellite orbit deviates from equatorial plane, the day-drift trace of it's sub-satellite point ( or apparent place) is a "8"-shape pattern symmetrical about the stationary position. 轨道偏离赤道平面的同步卫星,其星下点(或视位置)的口漂移轨迹址对称于静止位置的8字形。
Chaotic motion of magnetic rigid satellite in orbit near equatorial plane of the earth 近地球赤道面轨道上磁性刚体卫星的混沌运动
A time-dependent linear model on the equatorial beta plane is developed in this papar. Its vertical structure consists of two active layers above the thermo-cline with equal density and temperature and a quasi-quiescent with constant density layer below the thermocline. 本文提出了一个赤道β平面非定常线性模式,其垂直结构在斜温层以上是具有相同密度的两个活动层,斜温层以下是密度较大的均质静止流体。
In this paper the orbital radius of the test particles in the equatorial plane of the CM field is calculated and the pressure exerted on the test particles by the charges and magnetic moment is also obtained. 本文计算了粒子在CM场赤道平面的圆轨道半径,得出了电荷和磁矩会对粒子产生压力。
On the western side of the central normal of the disturbance source in the heliospheric equatorial plane, the double shock pair structure is more evident, and the longitudinal span is wider than those on the eastern side. 双重激波对在子午面内相对扰动源中心法线基本对称,而在赤道面内则不对称:扰动源中心法线西侧双重激波对结构更为明显,所跨经度范围宽于东侧。
Using an ideal two-dimensional MHD model, this paper investigates the evolution of a pure flow velocity enhancement disturbance in the solar wind in the heliospheric equatorial plane ( 2-D, 2-component model) and the heliospheric meridional plane ( 2-D, 3-component model). 采用二维理想MHD模型,分别在日球赤道面(二维二分量模型)和日球子午面(二维三分量模型)内研究太阳风中纯速度增幅扰动的演化。
As examples, results of wave power deposit profiles for on-axis heating are reported for both cases of the magnetic axis locate on and depart from the equatorial plane. 对比研究了磁轴偏离赤道面和位于赤道面情况下的波功率沉积剖面。但是对赤道海区的模拟结果欠佳。
When solar wind conditions are changing, the shape of the magnetopause in the meridian plane changes larger than the shape of the magnetopause in the equatorial plane. 太阳风条件变化,子午面磁层顶形状的变化大于赤道面磁层顶形状的变化。
This paper, applying the theory of stratification, devotes to two kinds of approximate equations: the Boussinesq approximate type equations and the equatorial β? plane approximate type equations, which are very important in the atmospheric science. 本论文应用分层理论所提供的方法,研究了大气科学中两种非常重要的近似:Boussinesq近似与赤道β?平面近似类的方程组。