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
28
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] (13)
选项
A、assembling
B、generating
C、accumulating
D、gathering
答案
D
解析
词义辨析题。gather意为“收集”资料等,与information搭配,表示军事卫星的目的在于“收集”军事情报.故答案为D。assemble强调有组织地“集合”;generate表示“生成,产生,导致”;accumulate表示“一点一点积累起来”。
转载请注明原文地址:https://tihaiku.com/zcyy/3172156.html
相关试题推荐
______snobbishpeople______youdescribedaretobefoundeverywhere.A、Such,l
Howlonghasthemansufferedfromthesymptomshedescribed?[br][originaltex
Howlonghasthemansufferedfromthesymptomshedescribed?[br][originaltex
Accordingtothespeaker,yogashouldNOTbedescribedas______[br][original
Angyaldescribedthecaseofamanwithadomineeringfatherwhoshowedextr
Angyaldescribedthecaseofamanwithadomineeringfatherwhoshowedextr
SputnikIwasthefirstartificialsatellite.Itcanbedescribedasanalum
SputnikIwasthefirstartificialsatellite.Itcanbedescribedasanalum
SputnikIwasthefirstartificialsatellite.Itcanbedescribedasanalum
SputnikIwasthefirstartificialsatellite.Itcanbedescribedasanalum
随机试题
Husband:Youaren’tgoingoutdressedlikethat,areyou?Wife:______Ithought
Democracyisnotanewconception.TheancientAthenians【M1】______hadademocr
Researchersknowtherearemanydrugsthatcanalterourbodilyprocessesin
下列关于千枚岩描述正确的有( )。A.介于板岩与片岩之间 B.多由黏土质岩石变
下列与建设项目内部审计的要求不相符的是()。A:内部审计应独立、客观地审查和评
房地产经纪人知识结构的核心是()。A.房地产经纪专业知识 B.房地产相关知识
2020年,我国粮食种植面积11677万公顷,比上年增加70万公顷。其中,稻谷种
向原电池的负极中加入NaCl,则原电池电动势的变化是:A.变大 B.变小 C
(2018年真题)近年来国内洗涤品生产企业面临日益沉重的竞争压力;国外著名洗涤品
在计算施工预拱度时,应考虑的因素有()。A.模板支架承受施工荷载引起的弹性变形
最新回复
(
0
)