An even smaller type of interplanetary debris is the meteoroid.
有一种更小的星际碎片，是流星体。
Soon everyone will be dreaming of interplanetary travel again, he predicts.
他预测，很快每个人都会再次梦想星际旅行。
Could those experiments provide insights profound enough to justify the expense of sending people across interplanetary space?
这些实验能提供足够深刻的见解，从而将把人送到星际空间的花费合理化吗？
Cerf has been working with NASA's Pasadena Jet Propulsion Laboratory—the people behind the recent Mars expedition—to design what he calls an "interplanetary Internet protocol."
瑟夫一直在与美国宇航局的帕萨迪纳喷气推进实验室（最近火星探测的幕后人员）合作，设计他所说的“星际互联网协议”。
The remnant nebular gas pervades the interplanetary space.
星云的残余气体充斥星际空间。
It was the first time an interplanetary probe was launched from a space shuttle.
这是人类第一次尝试从航天飞机上发射行星探测器。
The gegenschein is sunlight back-scattered off small interplanetary dust particles.
对日照是日光经由尘埃粒子的反向散射所造成的。
This could compromise our ability to distinguish between interstellar dust and interplanetary dust.
这有可能危及我们区分星际尘埃和太阳系内尘埃的能力。
The air density in the exosphere is so low that atoms and molecules can escape from it into interplanetary space.
外逸层中空气的密度非常小，以致原子和分子都能逃逸到星际空间。
If all goes well Dr Cerf says that by September there should be three nodes on the interplanetary network-including Earth.
如果进展顺利，到9月星际间的网络节点将达到3个，其中之一就在地球，瑟夫博士如是说。
First, the optimization model of interplanetary low-thrust trajectory was established using modified equinoctial elements.
首先，基于归一化的改进春分点根数建立了星际小推力转移轨道的优化模型；
The facility simulated confinement, stress and fatigue of interplanetary travel - the only thing not simulated was weightlessness.
该设备模拟诸如禁闭，压力和星际旅行带来的疲劳等状态——唯一没有模拟失重状态。
Wide-scale exploration of space had begun: Luna, Venera, Mars, Zond and other automatic interplanetary stations were launched;
更广阔的空间探索就此开始：“月球号”、“金星号”、“火星号”、“探测器号”以及其他行星际无人探测站被相继发射；
Immediately after the impact of the interplanetary shock, Earth's magnetic field lines began wobbling at ultra low frequencies.
行星际激波撞击之后，紧接着地球的磁力线开始以特低频摆动。
Whatever stage we may regard as the beginning of the ear of interplanetary communication we shall never be able to reach its end.
无论把哪个阶段认为是星际交通时代的开始，我们都将永远达不到它的尽头。
Computing: a modified version of the Internet's communications protocol, devised for interplanetary use, is being tested by spacecraft.
计算机工程：一个修改版的互联网通讯协议正在太空船上进行测试，此协议专门用于行星间通讯。
The field that space environment contain is high - layer atmosphere, ionosphere, magnetic layer, interplanetary space and even sun.
涵盖的区域包括地球高层大气、电离层、磁层、行星际空间直至太阳。
Researchers plan to evaluate the likelihood of panspermia by studying whether microorganisms can survive an interplanetary journey.
研究人员打算研究：微生物是否可以在星际旅行中存活，并据以评估胚种说存在的可能性。
The interplanetary (IP) space is a key node of the cause-effect chain for the space weather, as a pivot linking the Sun and the Earth.
作为联接太阳和地球的纽带，行星际空间是空间天气的链锁反应的一个关键环节。
By using a six-layer model, the stabilities of MD type spiral sector transition region in the interplanetary magnetic field are discussed.
本文采用六层模式，讨论了MD型行星际磁场螺旋扇形过渡区的稳定性。
By using a four-layer model, the stabilities of ME type spiral sector transition region in the interplanetary magnetic field are discussed.
本文利用四层模式，讨论了ME型行星际磁场螺旋扇形过渡区的稳定性。
These interplanetary experts are also kind enough to provide you with several image sizes to download so you can find the one that fits your desktop.
这些星际科学家们非常贴心地为下载提供了不同图片大小——你可以找到一个适合你桌面的大小。
A novel rapid method to design optimal-fuel interplanetary trajectory for low-thrust propulsion is presented based on normal trajectory approach.
针对星际探测任务中燃料最省小推力转移轨道问题，提出一种基于标称轨道的快速设计方法。
Missions for study of the Moon and interplanetary flight required re-equipping the launch vehicle with a third stage to increase its power-mass characteristics.
根据月球研究和行星际飞行任务的需要，为了提高火箭的推重比，要为运载火箭新安装一个第三子级。
The results of recent 30 years study of solar wind using the method of radio wave scattering are reviewed, with emphasis on the interplanetary scintillation(IPS).
本文以行星际闪烁为主，综述了通过电波传播的观测来研究太阳风的方法及近30年的观测结果。
The results of recent 30 years study of solar wind using the method of radio wave scattering are reviewed, with emphasis on the interplanetary scintillation(IPS).
本文以行星际闪烁为主，综述了通过电波传播的观测来研究太阳风的方法及近30年的观测结果。
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