orbit perturbation of spacecraft
航天器轨道摄动
orbit perturbation of spacecraft
航天器轨道摄动
the spacecraft's ablative heat shield.
太空的防烧蚀隔热。
The spacecraft lifted off at noon.
航天机中午发射
The spacecraft was in its recovery mode.
这个宇宙正处于回收阶段
The spacecraft touched down on schedule.
太空按计划着陆
a successful spacecraft mission to Venus
前往金星的成功航天行
The spacecraft made a successful reentry into the earth’s atmosphere.
宇宙成功地重返大气层。
The avionics on this spacecraft represent a new generation of sophistication.
这架航天机上的电子设备新一的复杂水平
debug a spacecraft before launch; debug a computer program.
发射前排除航天机故障;排除程序中的错误
After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".
在完成对探测器变轨后,A将在地球的前方绕行太阳,而B则在"后方"绕行。
a manned spacecraft; several manned lunar landings.
载人宇宙;几个人类策划的登月计划
crewed for my sister on a sloop; a spacecraft that was crewed by a team of eight people.
在我姐姐的单桅帆上充当员;一艘包括八个行人员的
The LM was the lander portion of the Apollo spacecraft built for the Apollo program by Grumman to achieve the transit from cislunar orbit to the surface and back.
登月舱是由格鲁曼制造的阿波罗宇宙登陆舱的一部分,用于从日月间轨道的面行到背面。
Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.
摘要: 月球捕获控制第一次制动必须在卫星向月球的第一近月点完成。
NASA将发射2个完全相同的航天器到天空中的拉格朗日点,去寻找那个神秘行星的遗迹(拉格朗日点是那个神秘行星残余最可能的藏身处)。
Two identical NASA spacecraft are preparing to enter areas in space known as the Lagrangian points where remains of this mystery protoplanet may be hiding.
New Horizons' trailblazing journey to the solar system's outermost frontier took it past the orbit of Mars today at 6 a.m. EDT , 78 days after the spacecraft launched.
新地平线打响探索太阳系边疆的第一炮,而在今天美国东部时间早上6点,在发射78天后它成功跨越火星轨道。
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