查询词典 orbit

In deep-space exploration, the probe starts from the parking orbit near earth and flights toward the target object.

但对于深空探测器的运动而言，当它从地球停泊轨道上飞抵目标天体附近时，在未变轨前，相对目标天体的运动通常是双曲线轨道。

As each carrying fuel of space robot is limited, it is very important to improve the efficiency of space robot and extension of its in-orbit life. This paper analyzed multi space station path planning problem.

空间机器人每次携带的燃料有限，提高空间机器人的工作效率以及延长其在轨寿命研究具有重要意义，分析了空间机器人多空间站访问问题。

Perigee 近地点 The point in an orbit around the Earth that is closest to it.

在环绕地球的轨道里距离地球最近的一点。

The point in an orbit at which the satellite is closest to the Earth is known as the perigee.

轨道上离地球最近的点称为近地点。

Mistakenly believe that doing elliptical motion of the satellite perigee and apogee of the orbit radius of curvature different.

错误地认为做椭圆运动的卫星在近地点和远地点的轨道曲率半径不同。

The probe was transferred to an orbit with a perigee of about 600 km, up from the former 200-km perigee, according to the Beijing Aerospace Control Center.

探针转移了到一条轨道以大约600公里近地点，从前200公里近地点起，根据北京航空航天控制中心。

The satellite then describes a transfer orbit, which causes it to pass in turn through the perigee and the apogee.

然后，卫星勾画出一个转移轨道，使之能够依次经过近地点和远地点。

The natural satellite of Earth, visible by reflection of sunlight and having a slightly elliptical orbit, approximately 356,000 kilometers (221,600 miles) distant at perigee and 406,997 kilometers (252,950 miles) at apogee.

月亮，月球：地球的天然卫星，通过反射太阳光而发光，并有一个略呈椭圆形的轨道，在近地点时，距离约有356，000公里221，600英里），在远地点距离约有406，997公里(252，950英里）。

In fact, tonight's Moon reaches its full phase at 1637 UT, within only a few hours of perigee, the closest point in its elliptical orbit.

事实上，今晚的月亮将在世界时间16点37分达到满月相位，仅仅是月球在到达近地点数个小时之后，月球位于近地点时，其椭圆轨道距离地球最近。

The natural satellite of Earth, visible by reflection of sunlight and havin满月 g a slightly elliptical orbit, approximately 356,000 kilometers (221,600 miles) distant at perigee and 406,997 kilometers (252,950 miles) at apogee.

月亮，月球：地球的天然卫星，通过反射太阳光而发光，并有一个略呈椭圆形的轨道，在近地点时，距离约有356，000公里221，600英里），在远地点距离约有406，997公里(252，950英里）。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。