首页
登录
职称英语
Sputnik I was the first artificial satellite. It can be described as an alum
Sputnik I was the first artificial satellite. It can be described as an alum
游客
2023-11-09
42
管理
问题
Sputnik I was the first artificial satellite. It can be described as an aluminum(1)______ with a diameter of 58 centimeters and weighing 83.6 kilograms,(2)______ with instruments to measure the temperature and the (3)______ of the atmosphere. Sputnik I was launched into(4)______ around the Earth by the former Soviet Union on 4 October 1957. Since then, hundreds of artificial satellites have been launched,(5)______ with a different function.
Some artificial satellites are used for telecommunication, which(6)______ us to make telephone calls to any part of the world, to see(7)______ television transmissions and to communicate via the Internet. Other artificial satellites are used for navigation,(8)______ people on Earth can know(9)______ any moment the position of an object, within a few meters.(10)______ are weather or meteorological satellites, launched to (11)______ the state of the atmosphere and to follow the(12)______ of the clouds as they gather. There are also military satellites, for the purpose of(13)______ information on the armaments and the troops in countries which may be(14)______ and also to indicate the launch of a missile.
Each satellite has its own orbit which is(15)______ according to its purpose. Communications satellites, for example, have a geostationary orbit. That is an orbit which turns at the same speed as the(16)______ of the Earth. Satellites used for weather forecasting pass over the two poles of the Earth.(17)______ so doing, a different part of the Earth surface is viewed on each(18)______ orbit. All artificial satellites get the energy they need by huge solar panels which (19)______ like wings. These are (20)______ controlled in such a way that they are always turned toward the Sun. [br] (1)
选项
A、scope
B、sphere
C、realm
D、planet
答案
B
解析
词汇线索题。根据常识,一般只有球体(sphere)才有直径(diameter),故B项sphere正确。scope“(活动)范围,机会,余地”;realm“领域”,不符语义。planet“行星”虽也可有直径。但和前文“史普尼克1号是第一颗人造卫星”相矛盾。
转载请注明原文地址:https://tihaiku.com/zcyy/3172144.html
相关试题推荐
______snobbishpeople______youdescribedaretobefoundeverywhere.A、Such,l
Howlonghasthemansufferedfromthesymptomshedescribed?[br][originaltex
Howlonghasthemansufferedfromthesymptomshedescribed?[br][originaltex
Howlonghasthemansufferedfromthesymptomshedescribed?[originaltext]M:G
Angyaldescribedthecaseofamanwithadomineeringfatherwhoshowedextr
Angyaldescribedthecaseofamanwithadomineeringfatherwhoshowedextr
SputnikIwasthefirstartificialsatellite.Itcanbedescribedasanalum
SputnikIwasthefirstartificialsatellite.Itcanbedescribedasanalum
SputnikIwasthefirstartificialsatellite.Itcanbedescribedasanalum
SputnikIwasthefirstartificialsatellite.Itcanbedescribedasanalum
随机试题
Ifwomenaremercilesslyexploitedyearafteryear,theyhaveonlythemselve
Whilesomeinternationalcouriersareshowingsignsofexhaustion,EMS(Expr
[originaltext]M:Goodmorning,DrHealy.Welcometo"TheyearstoCome".W:Tha
应用调查研究计算旅客时间价值的方法是()。A.工资法 B.显示偏好法 C
北宋张择端的一幅反映当时社会生活的风俗画,有很高的艺术价值和史料价值的作品是(
下列属于质性评价的方法有A.统计 B.操作评语 C.叙事性评价 D.测验
3月1日,国内某交易者发现美元兑人民币的现货价格为6.1130,而6月份的美元兑
道路货物运输基本运价有()。A:整批货物基本运价 B:快件货物基本运价 C:
某机电安装公司承担了某钢厂冷轧薄板连续退火炉工程中机电部分的安装施工任务,工程内
绘制现金流量图时,需要把握的要素有( )。A.现金流量的大小 B.绘制比例
最新回复
(
0
)