在太阳同步轨道卫星上应用的辐射制冷器都采用两级抛物面w型的结构形式。
The radiant cooler used in the sun synchronous orbit is always designed two stages with a W-shaped parabolic reflector.
讨论地球扁率对人造地球卫星轨道平面的影响,介绍卫星的太阳同步轨道设计原理。
The effect of the flat rate of the earth on the orbit planes of satellites is discussed and the design principle of sun-synchronous orbit of satellites is introduced.
根据区域性探测卫星系统的特点,提出了利用太阳同步轨道间歇性区域性覆盖特定区域的轨道设计方案。
According to characteristic of regional exploring satellite system, an intermittent regional covering orbit design scheme is proposed using circular sun synchronization orbit.
墨子号质量在600千克以上,进入距地面高度500公里的太阳同步轨道后,每90分钟环绕地球一圈。
The 600-plus-kilogram satellite will circle the Earth once every 90 minutes after it enters a sun-synchronous orbit at an altitude of 500 kilometers.
采用历元状态滤波建立了星上自主中长期轨道预报方法,并以太阳同步轨道卫星为例对算法进行了仿真验证。
The on-board autonomous term orbit prediction is built according to epoch state filter. And sun-synchronous orbit satellites are taken as examples for the simulation.
2010年10月7日,当一轮新月从太空飞船(与地球同步轨道)和太阳之间直接经过时,美国国家航空航天局太阳动力学观测台观测到了圆月的运转。
On Oct. 7, 2010, NASA's Solar Dynamics Observatory, or SDO, observed its first lunar transit when the new moon passed directly between the spacecraft (in its geosynchronous orbit) and the sun.
阐述了临界倾角太阳同步回归轨道这种特殊椭圆轨道的设计方法,总结了其轨道要素的计算步骤。
The method of designing special elliptic orbit which was critical inclined, sun synchronous and repeating ground trace was expounded, and the calculation process of this method was summarized.
对地观测卫星轨道具有全球目标覆盖和太阳同步两种特性,通过设计轨道周期和轨道倾角可以获得这些特性。
Global coverage and sun synchronization are the essential properties of the earth observation satellites, which are assumed by designing the orbit period and inclination.
太阳同步回归轨道既可以满足光照条件的要求,又可以满足时间分辨力的要求,是对地观测航天器首选轨道之一。
Repeat sun-synchronous orbit is one of the most important orbits for earth observation missions, because the orbit can satisfy the requirements of illumination and temporal resolution.
太阳同步回归轨道既可以满足光照条件的要求,又可以满足时间分辨力的要求,是对地观测航天器首选轨道之一。
Repeat sun-synchronous orbit is one of the most important orbits for earth observation missions, because the orbit can satisfy the requirements of illumination and temporal resolution.
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