轨道器

佐治亚理工学院（GeorgiaInstituteofTechnology）研究生鲁基恩德拉·欧加（LujendraOjha）换用了轨道器上的另一种仪器，根据分子吸收什么颜色的光来分辨分子的类型。

Lujendra Ojha , a graduate student at the Georgia Institute of Technology , turned to another instrument on the orbiter that identifies types of molecules by which colors of light they absorb .

这么做会避免出现1999年那样的错误。当时，公制单位和英制单位混淆导致NASA的火星气候轨道器（MarsClimateOrbiter）稍稍偏离航向。

That avoids mistakes like the one in 1999 when a mix-up between metric and imperial units pushed NASA 's Mars Climate Orbiter slightly off course .

两国将协同实施中国的“嫦娥七号”月球极地探测任务和俄罗斯“月球—资源-1”轨道器任务合作。

The two nations will work together to carry out China 's Chang'e 7 lunar landing mission and Russia 's Luna-Resurs-Orbiter mission .

应用CFD方法研究了两级重复使用运载器上升段和轨道器再入段的气动性能。

The aerodynamic performance of a tandem two-stage-to-orbit ( TSTO ) reusable launch vehicle ( RLV ) and its reentry orbiter are studied through employing computational fluid dynamic ( CFD ) method .

介绍在CARDCFL23，FL－24，FL31以及水洞中典型的航天飞机轨道器模型流态观察的试验结果，并对结果作了初步分析。

This paper presents the test result of orbiter in CARDC FL-23 , FL-24 , FL - 31 and water tunnel . The preliminary analysis of test results also are given .

基于一个7组元6反应动力学模型，采用NND差分格式求解化学反应Navier-Stokes方程，数值研究高超声速轨道器的绕流特性。

Based on a seven-species and six-reaction chemical kinetic model , flow characteristics for a hypersonic orbiter are investigated numerically through using an NND ( Non-oscillatory and No-free-parameters Dissipation ) finite difference scheme to solve Navier-Stokes equations with chemical source terms .

月球物理天平动对环月轨道器运动的影响

The Effects of Physical Libration of Moon on Lunar Satellites

轨道器、登陆器和探测器都是用于火星探索的。

Orbiters , landers and rovers have all been used to explore Mars .

航天飞机轨道器通信和跟踪系统

Communication and track system for space shuttle orbiter

当轨道器从外太空返回地球时，它在肯尼迪航天中心着陆。

When the orbiter returns from space , it lands at Kennedy Space Center .

而轨道器在分离点发动机点火，继续爬升入轨，完成在轨任务后返回，水平着陆。

After finishing the task , the orbiter also glides back and lands horizontally .

航天飞机轨道器着陆阻力伞

Space shuttle orbiter drag parachute system

八点过4秒时他们看到一大块物体从航天飞机轨道器上脱离并坠落。

Four seconds after eight they saw a large piece leave the orbiter and fall away .

轨道器的流态观察试验

The flow visualization of orbiter

库水与坝体的耦合振动；月球物理天平动对环月轨道器运动的影响

The coupling libration of water and dam ; The Effects of Physical Libration of Moon on Lunar Satellites

查看水手谷，利用美国宇航局的海盗号轨道器和火星轨道器照相机广角图像。

View of Valles Marineris , using wide-angle imagery from NASA 's Viking orbiters and the Mars Orbiter Camera .

目前，携带月球样品的嫦娥五号轨道器和返回器组合体各系统状态良好。

The CNSA said all systems on the orbiter-returner combination that carries lunar samples are currently in good condition .

火星气候轨道器在即将进入红色星球轨道时发生了燃烧。

The Mars Climate Orbiter apparently burned up as it was about to go into orbit around the Red Planet .

轨道器和返回器将绕月运行，而上升器和着陆器则将登陆月球。

The orbiter and return vehicle will orbit the moon , while the lander and ascender will land on the moon .

火星侦察轨道器发现的最好的证据，液态水在火星上流动在地球的温暖的季节。

The Mars Reconnaissance Orbiter has found the best evidence yet that liquid water flows on Mars during the planet 's warm season .

伴随着轨道器一起，美国国家航空航天局的月球环形山观测侦测卫星会向月球南极释放两颗冲击器。

Accompanying the orbiter , NASA 's Lunar Crater Observation and Sensing Satellite will drop two impactors into the south pole of the moon .

2011年，麦克尤恩和同事在轨道器发回的图片中发现，在撞击坑、峡谷和山峦上有沿斜坡而下的暗色条纹。

In 2011 , Dr. McEwen and colleagues discovered in photographs from the orbiter dark streaks descending along slopes of craters , canyons and mountains .

月球轨道器将从轨道上以非常高的清晰度绘制月球表面的地图，甚至捕捉到月球车留下的痕迹。

The lunar orbiter will map the moon 's surface from orbit in unsurpassed resolution , capturing even the tracks that lunar rovers left behind .

这个重达八吨多的月球探测器由四个部分组成：分别是轨道器、返回器、上升器和着陆器。

The lunar probe , which weighs over eight tons , four parts : an orbiter , a returner , an ascender and a lander .

航天飞机轨道器设置阻力伞的目的在于增加其着陆的安全性。

The desire to increase landing safety margins for the Space Shuttle Orbiter led to decision to implement a Drag Parachute System into the Orbiter Vehicle .

月球侦察轨道器相机提供高永久阴暗区域高分辨率图像，而光照条件的月球南极的变化月球进入夏季。

The Lunar Reconnaissance Orbiter Camera is providing high-resolution images of permanently shadowed regions while lighting conditions change as the moon 's south pole enters lunar summer .

来自国家航天局的消息，11月30日4时40分，嫦娥五号探测器着陆器和上升器组合体与轨道器和返回器组合体顺利分离。

The lander-ascender combination of the spacecraft separated from its orbiter-returner combination at 4:40 am Monday , according to the China National Space Administration ( CNSA ) .

结果表明：轨道器升阻性能、纵向静稳定性能、横向静稳定性能及亚、跨声速段航向静稳定性能均满足气动总体设计基本要求，其它性能有待改进；

The result shows that : the orbiter 's property about lift-drag and longitudinal-lateral-directional stability can satisfy the basic requirement , and other aerodynamic properties should be improved ;

空气的离解和电离导致轨道器的阻力系数比完全气体计算值低，压心位置前移。

Dissociation and ionization of air bring on lower drag coefficients of the orbiter than that obtained from perfect gas model , while the location of pressure center moves forward .

本文对可重复使用运载器的自适应逆姿态控制进行了研究，以航天飞机轨道器为模型，建立了自适应逆姿态控制的数学模型，设计了自适应逆姿态控制方案。

In this paper , adaptive inverse attitude control of RLV ( reusable launch vehicle ) is studied . The mathematical model of the orbiter is built and adaptive inverse attitude controller is designed .