首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
When early explorers sailed round the world, they use the stars to show【M1】________ them their position.Now drivers can use sate
When early explorers sailed round the world, they use the stars to show【M1】________ them their position.Now drivers can use sate
admin
2021-03-09
35
问题
When early explorers sailed round the world, they use the stars to show【M1】________
them their position.Now drivers can use satellite navigation systems,【M2】________
satnavs for short, to tell them their route in exact the same way.The【M3】________
only difference is that satnavs use artificial stars-satellites.
There are more then 20 satellites in the Global Positioning System【M4】________
(GPS) .The GPS satellites are about 20, 000 kilometers on the Earth.【M5】________
They have atomic clocks which tell the time to an accurate of one second【M6】________
in 300,000 years.
The satnav compares the positions three or four satellites and works【M7】________
out exactly where it is.It does this several times by a second and is usually【M8】________
accurate to 20 meters anywhere in the world.But the satnav user need to【M9】________
give it accurate informations.Drivers sometimes get lost and end up in the【M10】________
wrong street, the wrong town, or even the wrong country.
【M7】
选项
答案
positions后加of
解析
转载请注明原文地址:https://kaotiyun.com/show/p9AK777K
本试题收录于:
C类竞赛(非英语专业本科)题库大学生英语竞赛(NECCS)分类
0
C类竞赛(非英语专业本科)
大学生英语竞赛(NECCS)
相关试题推荐
AgainstabackgroundofgiantcolumnswithimagesofpyramidshungdozensofChineseredlanterns.ChineseandEgyptianperf
AgainstabackgroundofgiantcolumnswithimagesofpyramidshungdozensofChineseredlanterns.ChineseandEgyptianperf
Ihada【16】d______timelastyearwithmyhealth.ForseveralmonthsI【17】su______fromperiodicheadachesandalmostconstantn
【T1】故宫,旧称“紫禁城”,总面积达72万多平方米。(knownas)故宫是明清时期的皇宫,也是中国现存最大、最完整的古建筑群。故宫始建于公元1406年,1420年基本竣工。在它500多年的历史长河中,曾有24位皇帝在此居住过。【T2】虽经明清时期的多
Whatisfriendshiporhowshouldwedefineit?Itisasimplebutdifficultquestion.Peoplehavedifferentopinionsconcerning
Livinginaforeigncountryisfun,butitisn’talwayseasy.Therearemanydifferencesbetweenculturesandalthoughsomeof
ThefollowingitemshavebeendestroyedEXCEPT______.
Manypeoplecomplainthattheirmemoryisbad,particularlyastheygetolder.Phonenumbers,names,factswestudiedonlyafew
Sheis________rudeandmean.Ireallycan’tunderstandwhyyou’refriendswithher.
Thepolicehaveofferedalarge______forinformationleadingtotherobber’sarrest.
随机试题
高原地区适应性试验通常选择在海拔高度2800m以上的地区进行。()
缺铁性贫血的治疗原则是()
“盲人摸象”的故事告诉我们()。
下列()属于增能观点的基本假设。
小王和小刘手工制作一种工艺品,每件工艺品由一个甲部件和一个乙部件组成,小王每天可以制作150个甲部件,或者制作75个乙部件;小刘每天可以制作60个甲部件,或者制作24个乙部件。现两人一起制作工艺品,10天时间最多可以制作该工艺品()件。
A、 B、 C、 D、 A中间的阴影图形转换成最外层图形且去除阴影,最里层的小图形转换成中层图形且有阴影.最外层图形转换成最内层且有加重的阴影。
我国刑法规定的法定刑基本属于()
浏览http://localhost/web/index.htm页面,并将当前网页以“test1.htm”保存在考生文件夹下。
Herculeswasthetallestmanintheworld.Herculeswasgivenmanydifficulttasksbecausethekingwantedtogetridofhim.
Howmanyofuswouldtempforthreeyearswhilewewaitedfortheperfectjob?Notmanyofus,perhaps.ButWentworthMiller,th
最新回复
(
0
)