Because they're so small and light, it costs much less to get a Cube Sat into Earth's orbit than a traditional communications or GPS satellite.
由于立方体卫星如此小而轻，与传统通讯或GPS卫星相比，将它送入地球轨道的成本要低得多。
Because they're so small and light, it costs much less to get a CubeSat into Earth's orbit than a traditional communications or GPS satellite.
由于立方体卫星体积小、重量轻，将它们送入地球轨道的成本比传统通信或GPS卫星要低得多。
The satellite bounces laser light off the ground, allowing researchers to measure the terrain with extraordinary precision.
这颗卫星利用地面对激光的反射，让研究人员以极高的精度测量地形。
Whether you have a very light object or a very heavy satellite, they have the same velocity in orbit if they are at the same distance, and they have the same orbital period.
不论你有个很轻的,物体还是很重的卫星,如果它们距离相同且,在轨道运动时间,相同，则速度一样。
The length of time the lidar’s light pulse takes to return to the satellite provides information about where the clouds or particles are in the atmosphere.
激光雷达的光脉冲返回卫星所消耗的时间提供了大气中云或者粒子的位置信息。
The controversial theory could be settled by a new microwave background mapper, the Planck satellite, which released its first map of the universe's earliest light in July.
普朗克卫星7月刚发布了宇宙最早光的第一张映射图，只有通过这样一个新的微波背景映射器，才可以解决这一备受争议的理论。
Hot areas glow orange in infrared light, revealing the active fire front on the south and west sides of the burned area. (the orange horizontal stripes are satellite sensor artifacts.)
红外线领域为橙色，主要活跃在燃烧区域的南面和西面(橙色横纹为人造的卫星传感器)。
The Soyuz rocket, launched to carry a military communications satellite into orbit, created a spectacular light show as it passed over Ekaterinburg, the biggest city in Russia's Ural Mountains.
Soyus火箭携带了一颗将被送入地球同步轨道的军用通讯卫星升空。当它掠过俄罗斯乌拉尔群山中最大的城市叶卡捷琳堡时，制造了这场盛大的表演。
Since the speed of light is well known, any delay in receiving the satellite`s signal can be converted into a distance.
由于光速广为人知，接受卫星信号时的任何时间迟缓都能折算出距离的远近。
Some of the light bounces off clouds and particles in the atmosphere and returns to the satellite.
部分激光经大气中的云和粒子反射，回到卫星。
They are even collaborating with a group in China that will launch a satellite in 2016 which should be able to bounce light waves from a sender on one part of the Earth to distant receiver elsewhere.
他们甚至与中国的一个团队合作，于2016年发射一个卫星，从在地球某一部分的发射器向另外一处远距离的接收装置反射光线。
The European satellite HIPPARCOS used this approach to measure the distance to more than 100,000 stars that lie several hundred light years from the Sun.
欧洲的天文卫星HIPPARCOS曾用这样的方法测出了超过10万个离太阳数百光年的恒星。
The European satellite HIPPARCOS used this approach to measure the distance to more than 100, 000 stars that lie several hundred light years from the Sun.
欧洲的天文卫星HIPPARCOS曾用这样的方法测出了超过10万个离太阳数百光年的恒星。
According to Gerard Kuiper, of the University of Chicago, the escape of gases from the moon's magma may have given the satellite a light, porous consistency, like that of a pumice stone.
芝加哥大学的Gerard Kuiper则提出，可能是月亮上岩浆气体的逃逸赋予了这颗星球轻飘多孔的硬度，就好象浮石那样。
Its event horizon--theboundary at which nothing, not even light, can escape the monster’s gravitationalpull--is four times as large as the orbit of Neptune,our sun’s outermost planetary satellite.
在它的事件视界，即其边界，没有任何东西可以逃脱这头巨兽的引力，甚至连光也不行。 其引力相当于位于我们太阳系最外层行星轨道的海王星的四倍。
Satellite image, one of the products from remote sensing techniques, reflects light radiance of any object at numerous ranges of electromagnetic spectrum.
人造卫星图片是遥感技术下其中一个产物，它主要是用作反映物件在不同电磁光谱范围的光线放射情况。
Time transfer by laser pulses is based on the propagation of light pulses between satellite and ground clocks or between remote clocks on THC Earth.
激光时间传递是通过激光脉冲在空间的传播来实现地面与卫星时钟或地球上远距离两地时钟的同步。
The high performance video camera has a great application prospect in the fields such as medical imaging, ultrared weak light imaging and satellite imaging.
高性能摄像机在医疗成像、红外弱光成像及卫星成像领域具有广泛的应用前景。
Researchers hope to use the satellite to beam communications from space to earth with quantum technology, which employs photons, or particles of light.
研究人员希望，通过量子技术，用这颗卫星将信息从太空传输到地球。量子技术会用到光子，也就是光的微粒。
The heliotropic, great-circle and Hipparcos telescope reference frames are explicitly defined in the light of the scanning law of Hipparcos satellite.
本文从依巴谷卫星扫描观测原理出发，给出对日参考架、扫描大圆参考架和望远镜参考架的明确定义；
I wish you would keep one thought in mind through all the noise and confusion: we can fire a satellite into orbit 60 days from the moment you give us the green light.
我希望你能够在所有的噪声和困惑中记住一件事：如果你允许我们可以在60天之内将卫星送入轨道。
Data transmission: The electronic transfer of information between two or more locations, transmission may be by means of wires, light beam, satellite, etc.
数据传输：信息在两个或多个地点间的电子传送。电线、光束或卫星等都可用作传送。
This paper presents a satellite solar array structure which is mostly made of carbon fibre composite material and is a large advanced satellite component with light weight and high rigidity.
本文介绍一个卫星的太阳阵结构。它大量采用了碳纤维复合材料，因而成为一个重量轻、刚度高的先进的大型卫星构件。
Calm, smooth waters reflect more light directly back to the satellite, resulting in a bright, pale stripe along the length of the internal wave.
平静光滑的水体直接反射了更多的光到卫星，沿着内波形成了亮白的带条。谷底汹涌的水体将光散射到各个方向，形成了一条暗线。
As of 1995, only 17 percent of the world's land area remained truly wild? With no human populations, crops, road access or night-time light detectable by satellite, the authors reported.
作者指出，至1995年，全世界只有百分之十七的土地杳无人烟—无人居住、没有农作物、道路以及能被卫星侦测的夜间照明。
The moon, which doesn't give out light itself, is only a satellite of the earth.
月球本身不发光，它只是地球的一个卫星。
Thee moon, which doesn't give out light itself, is only a satellite of the earth.
月球本身不发光，它只是地球的一个卫星。
Thee moon, which doesn't give out light itself, is only a satellite of the earth.
月球本身不发光，它只是地球的一个卫星。
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