回环轨道及支架 Loop sections with supports
掠环轨道 Ring-Grazing Orbits
轴承外环轨道损坏频率 Ball Pass Frequency Outer Race
轴承内环轨道损坏频率 Ball Pass Frequency Inner Race
精确的循环轨道 Exactly Recurring Orbit
环形轨道 [航] circular orbit ; circular railway
循环轨道 Inside track loop
环月轨道 [航] lunar orbit ; circumlunar orbit
相位环轨道 Phasing loops orbit
环地轨道 [航] earth orbit ; circum-earth orbit
模拟结果表明,尘埃环在海王星的轨道边上形成了一个空洞。
The results showed that a hole in the dust follows Neptune around in its orbit.
从那时起,不同的星球已经移到天然气开采计划的最前列,因为它缺乏木星的强烈引力,土星的巨大轨道碎片环并且比遥远的海王星更近。
Since then a different planet has moved to the forefront of gas-mining plans because it lacks Jupiter's intense gravity, Saturn's gigantic rings of orbital debris and is closer than distant Neptune.
欧洲的“智能1号”2003年就进入了环月轨道,并且欧洲空间局拟定了新的计划。
Europe's SMART-1 entered lunar orbit in 2003, and the ESA wants to go back.
And orbiting around this is a lone electron out at some distance r.
有一个单电子,在环原子核的轨道上运行。
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