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考研
The passage is mainly about______. According to the passage the low-Earth orbit is______.
The passage is mainly about______. According to the passage the low-Earth orbit is______.
admin
2010-09-06
68
问题
The passage is mainly about______.
According to the passage the low-Earth orbit is______.
选项
A、the destination for most commercial payloads
B、a few hundred kilometers above the earth
C、about 36,000 kilometers away above the earth
D、a few hundreds kilometers above the geo-stationary orbit
答案
D
解析
细节题。题意为:"根据本文,近地轨道是______"。根据文章第五段第二句(大多数商业卫星拥挤在地球静止轨道上,它位于赤道以上36000公里,或者拥挤在近地轨道上,它位于地球静止轨道以上几百公里),可知答案选项正确。
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0
考研英语一
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