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题目：小行星探测器自主导航与联合定姿算法研究
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【单选题】Unless we spend money to spot and pr asteroids (小行星) now, one might crash into Earth and destroy life as we know it, say some scientists. Asteroids are bigger versions of the meteoroids (流星) that...
A.
Optimistic.
B.
Critical.
C.
Objective.
D.
Arbitrary.
【单选题】Unless we spend money to spot and pr asteroids (小行星) now, one might crash into Earth and destroy life as we know it, say some scientists. Asteroids are bigger versions of the meteoroids (流星) that...
A.
It is very unlikely, but the er exists.,
B.
Such a collision might occur once every 25 years.
C.
Collisions of smaller asteroids with Earth occur more often than expected.
D.
It’s still too early to say whether such a collision might occur.
【单选题】CT探测器的作用是
A.
探测患者位置是否准确
B.
接收X线并将其转换为电信号
C.
探测扫描时有无散射线
D.
将模拟信号转变为数字信号
E.
接收X线并检测有无散射线
【单选题】Unless we spend money to spot and pr asteroids (小行星) now, one might crash into Earth and destroy life as we know it, say some scientists. Asteroids are bigger versions of the meteoroids (流星) that...
A.
It is very unlikely, but the er exists.,
B.
Such a collision might occur once every 25 years.
C.
Collisions of smaller asteroids with Earth occur more often than expected.
D.
It’s still too early to say whether such a collision might occur.
【简答题】下列小行星描述正确的是( )
A.
小行星带的质量都集中少数较大的球状小行星上
B.
小行星的直径越大,颗数越少
C.
小行星都集中在土星和木星轨道之间
D.
现代小行星的探测多采用天体照相术
【单选题】2011年7月，天文学家发现了一颗直径300米的小行星，它与地球有着相同的公转轨道，并始终在地球前方“打转”。这一发现再次印证了( ) ①自然界是物质的 ②人的意识是物质世界的产物 ③人类社会是物质的 ④世界真正的统一性在于它的物质性
A.
①②
B.
③④
C.
②③
D.
①④
【单选题】飞行控制系统实时接收遥控指令，并根据指令要求调用自主导航模块、指令导航模块和人工导航模块后，飞行控制与管理软件开始运作。在整个飞行控制系统运行的过程中，对各个任务进行调度的是（）。
A.
遥控遥测模块
B.
导航模块
C.
控制率模块
【单选题】Unless we spend money to spot and pr asteroids (小行星) now, one might crash into Earth and destroy life as we know it, say some scientists. Asteroids are bigger versions of the meteoroids (流星) that...
A.
They are heavenly bodies different in composition.
B.
They are heavenly bodies similar in nature.
C.
There are more asteroids than meteoroids.
D.
Asteroids are more mysterious than meteoroids.
相关题目：
【单选题】Unless we spend money to spot and pr asteroids (小行星) now, one might crash into Earth and destroy life as we know it, say some scientists. Asteroids are bigger versions of the meteoroids (流星) that...
A.
Optimistic.
B.
Critical.
C.
Objective.
D.
Arbitrary.
【单选题】Unless we spend money to spot and pr asteroids (小行星) now, one might crash into Earth and destroy life as we know it, say some scientists. Asteroids are bigger versions of the meteoroids (流星) that...
A.
It is very unlikely, but the er exists.,
B.
Such a collision might occur once every 25 years.
C.
Collisions of smaller asteroids with Earth occur more often than expected.
D.
It’s still too early to say whether such a collision might occur.
【单选题】CT探测器的作用是
A.
探测患者位置是否准确
B.
接收X线并将其转换为电信号
C.
探测扫描时有无散射线
D.
将模拟信号转变为数字信号
E.
接收X线并检测有无散射线
【单选题】Unless we spend money to spot and pr asteroids (小行星) now, one might crash into Earth and destroy life as we know it, say some scientists. Asteroids are bigger versions of the meteoroids (流星) that...
A.
It is very unlikely, but the er exists.,
B.
Such a collision might occur once every 25 years.
C.
Collisions of smaller asteroids with Earth occur more often than expected.
D.
It’s still too early to say whether such a collision might occur.
【简答题】下列小行星描述正确的是( )
A.
小行星带的质量都集中少数较大的球状小行星上
B.
小行星的直径越大,颗数越少
C.
小行星都集中在土星和木星轨道之间
D.
现代小行星的探测多采用天体照相术
【单选题】2011年7月，天文学家发现了一颗直径300米的小行星，它与地球有着相同的公转轨道，并始终在地球前方“打转”。这一发现再次印证了( ) ①自然界是物质的 ②人的意识是物质世界的产物 ③人类社会是物质的 ④世界真正的统一性在于它的物质性
A.
①②
B.
③④
C.
②③
D.
①④
【单选题】飞行控制系统实时接收遥控指令，并根据指令要求调用自主导航模块、指令导航模块和人工导航模块后，飞行控制与管理软件开始运作。在整个飞行控制系统运行的过程中，对各个任务进行调度的是（）。
A.
遥控遥测模块
B.
导航模块
C.
控制率模块
【单选题】Unless we spend money to spot and pr asteroids (小行星) now, one might crash into Earth and destroy life as we know it, say some scientists. Asteroids are bigger versions of the meteoroids (流星) that...
A.
They are heavenly bodies different in composition.
B.
They are heavenly bodies similar in nature.
C.
There are more asteroids than meteoroids.
D.
Asteroids are more mysterious than meteoroids.
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