A method for low orbit being maintained in the satellite orbit plane is given in this gaper.
本文给出了近地卫星平面内轨道维持的一种方法。
The orbit variation in one day under the nonspherical perturbation is shown and the motion of the orbit plane is computed.
计算给出了一日内的卫星轨道，反映了在地球非球形摄动下轨道的变化情况，且对轨道面的进动进行了计算。
For two cases of the receiver in and out of the orbit plane, the path gain of TE and TM wave is discussed in the procedure of simulation, respectively.
在仿真过程中，假设了接收机在卫星轨道面内和轨道面外两种情况，分别对TE波和TM波的路径增益进行了讨论。
All the planets orbit the Sun in roughly the same plane, around its equator.
所有行星基本在同一个平面上围绕太阳赤道运转。
Earth is the only one of the inner planets with a large satellite, the orbit of which is neither in the equatorial plane of Earth nor in the plane in which the other planets lie.
地球是内行星中唯一一个有大卫星的，它的轨道既不在地球的赤道平面上，也不在其他行星所在的平面上。
And out of this information you get the radius, the velocity and the period, assuming that you are on Earth in the plane of the orbit of the stars.
除了这个，还能得到半径的大小，速度以及周期，假设你在地球上，和这些恒星环绕的，轨道同处一个平面。
The telescope can be used to search for dwarf planets like Pluto that orbit the Sun off the solar system's ecliptic plane.
望远镜能搜寻类似于冥神星那样以偏离太阳系的椭圆轨道平面绕太阳运行的矮星。
Imagine that you as an observer are somewhere in the plane of this orbit, and you are here.
假设有一个观察者，坐在这个轨道上的，一架飞机中，你在这里。
The Earth's axis of rotation is tilted in relation to the ecliptic plane, an imaginary surface through Earth's orbit around the sun.
地球的自转轴与黄道面呈一定角度。黄道面是地球公转轨道所在的一个假想平面。
Such a planet would rotate in a different plane in orientation to our current planet orbits, and probably formed in a wide-binary orbit.
这样一颗行星旋转的平面与我们的不同，并且有可能形成远距双星的轨道。
The idea was to take pictures of the night sky along what’s known as the ecliptic plane, the band in the sky where most of the other planets orbit, and see if anything moved.
这个想法是沿着所谓的黄道面拍摄夜空，这个地带是空中的这个范围中大部分其他的行星轨道，观察是否有东西移动。
The eight planets of our solar system orbit in the same direction along what's called the ecliptic, a flat plane that's nearly aligned with the sun's equator.
太阳系中的八大行星都沿着同一方向在被叫作黄道面(这一平面与太阳赤道面形成微小的夹角)运行。
The US Air Force's X-37B space plane is circling Earth and, although it is on a classified mission with an officially unpublished orbit, sky watchers have spotted it.
美国空军的X-37B太空船当时正在环绕地球，在某个官方未公开的轨道执行秘密任务。天空观察者发现了它。
TK7 is probably not the rock of choice, simply because it travels too far above and below the plane of Earth's orbit, which would require a lot of fuel to reach it.
但2010TK 7可能不会被选为目标星体，因为它的行进偏离地球轨道平面的距离过大，使得抵达它需要耗费大量燃料。
Rocket Men: Saturn V, which carried the Apollo 11 Moon mission, climbs toward orbit after lift-off in a photograph taken from a plane monitoring the launch.
执行阿波罗11号登月任务的土星5号正在飞向自己运行的轨道，此照片由负责监测发射的飞机拍摄。
The ecliptic plane is defined as the imaginary plane containing the Earth's orbit around the sun.
黄道平面是一个假想的平面，理论上它包含了地球环绕太阳运行的轨道。
This is a massive astronomical object, possibly a brown dwarf6, which is on a long elliptical orbit around our own sun on an inclined plane to the rest of the planets.
这是一个巨大的天体，可能是褐矮星[6]，在一个与其他行星平面成一定角度的很长的椭圆形轨道上。
Most planets orbit in a plane that corresponds to their parent star's equator.
大多数行星都是在与母星赤道一致的平面上公转。
First, we know that the planets all orbit close to the earth's orbital plane, the ecliptic.
首先，我们知道所有行星的轨道都很靠近地球的轨道平面——黄道面。
And on the day of the equinox, the plane of Earth's equator is intersecting the ecliptic – or plane of Earth's orbit around the sun.
在秋分那天，地球赤道面正与黄道（或者说绕太阳运行的地球轨道面）水平相遇。
The 29-foot-long space plane, much smaller than the space shuttles, can stay in orbit for up to nine months.
这位29英尺长的空天飞机，比航天飞机更小，可以留在轨道上长达9个月。
It's rare because the moon is usually either above or below the plane of Earth's orbit.
这是很少见的，因为月亮常常不是在地球轨道平面的上方就是在下方。
Another key purpose that our moon serves is that its gravitational force stabilizes earths axis with respect to earths plane of orbit around the sun.
月球也有另一个主要功用：它的引力使地球的轴心跟地球绕太阳运行的轨道平面保持一定的倾斜度。
Purpose To analyse the characteristics of mandibular incisor point chewing movement on frontal plane orbit in youth of normal occlusion.
目的分析正常(牙合)青少年下颌切点额状面咀嚼运动轨迹的特征。
Makemake, however, has an orbit much more tilted to the ecliptic plane of the planets than Pluto.
然而，鸟神星的轨道面与黄道面的倾角却比冥王星要大得多。
This paper presents some equations of adjoint motion for spacecrafts moving in elliptic orbit of different plane.
本文给出在非共面椭圆轨道上运行的航天器的伴随运动方程。
The minor planet moves around the Sun in the ecliptic plane, never coming inside the orbit of the Earth.
小某行星在黄道平面内绕着太阳运行，从不进入地球轨道以内。
In order to guarantee the characteristics of frozen orbit, in-plane orbit control needs to adjust the semi-major axis, eccentricity, argument of perigee simultaneously.
为了保证冻结轨道的冻结特性，平面内轨道控制需要对半长轴、偏心率和近地点幅角都控制。
In order to guarantee the characteristics of frozen orbit, in-plane orbit control needs to adjust the semi-major axis, eccentricity, argument of perigee simultaneously.
为了保证冻结轨道的冻结特性，平面内轨道控制需要对半长轴、偏心率和近地点幅角都控制。
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