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
China to Help Europe Develop GPS Rival China is to contribute to a new global satellite navigation system being developed by
China to Help Europe Develop GPS Rival China is to contribute to a new global satellite navigation system being developed by
admin
2009-06-15
25
问题
China to Help Europe Develop GPS Rival China is to contribute to a new global satellite navigation system being developed by European nations. The Galileo satellite system(1)a more accurate civilian alternative to the Global Positioning System (GPS), operated by the US military. China will provide 230m Euros (USD 259m) in(2)and will cooperate with technical, manufacturing and market evelopment. "China will help Galileo to(3)the major world infrastructure for the growing market for location services," said Loyola de Palacio, EU transport commissioner. A new center that will coordinate co-operation was also announced(4)the European Commission, the European Space Agency (ESA) and the Chinese Ministry of Science and Technology not long(5). The China-Europe Global Navigation Satellite System Technical Training and Cooperation Center will be(6)at Beijing University. China has a substantial satellite launch industry and could potentially help launch the Galileo satellites. The US has claimed that Galileo could interfere(7)the US ability to downgrade the GPS service during military conflicts. European officials say this is unfounded and counter that US opposition(8)the commercial challenge Galileo would present to GPS. Galileo will be precise to within a meter, while the civilian GPS service is accurate to around 10 meters. The Galileo satellite constellation will(9)27 operational and three reserve satellites orbiting the Earth at all altitude of 23,600 km. The satellites will be strung along three medium-Earth orbits at 56 degrees inclination to the equator and will provide global coverage. The System should be operational by 2008 and the entire project is expected to(10)around 3.2 billion Euros (USD 3.6 billion). The Europearl Commission has said Galileo will primarily be used for transportation technology, scientific research, land management and disaster monitoring. Galileo will provide two signals; a standard civilian one and an encrypted, wide-band signal(11)the Public Regulated Service (PRS). This second signal is designed to withstand localized jamming and will be used by police and military services in Europe. European Commission(12)have said China will not be given access to the PRS. The first Galileo satellite is scheduled to launch late in 2004. Clocks on board the(13)will be synchronized through 20 ground sensors stations, two command centers and 15 uplink stations. Receivers on the ground will use time signals from the satellites to precisely calculate their(14). A "search and rescue" function will also(15)distress signals be relayed through the constellation of satellites.
infrastructure n. 基础结构,基础设施 encrypt v. 把……编码 jam v. (信号)干扰 unfounded adj.无事实根据的 sensorn. 传感器;敏感元件 constellation n.(卫星)群集 inclination n. 倾斜 uplink n. (从地球到通讯卫星的)上行线路,向上传输
选项
A、offered
B、called
C、used
D、turned
答案
B
解析
wide-band signal called the Public Regulated Service(PRS)叫做公共调控服务系统的宽带信号。called在此是过去分词作后置定语修饰wide-band signal。
转载请注明原文地址:https://kaotiyun.com/show/L2Ld777K
本试题收录于:
职称英语理工类A级题库职称英语分类
0
职称英语理工类A级
职称英语
相关试题推荐
Accordingtothepassage,theriskofachilddevelopinginsulin-dependentdiabetesislinkedtoallthefollowingfactorsEXCEP
ScientistsDevelopWaysofDetectingHeartAttackGermanresearchershave(1)anewgenerationofdefibrillatorsandearlywarn
ScientistsDevelopWaysofDetectingHeartAttackGermanresearchershave(1)anewgenerationofdefibrillatorsandearlywarn
MiddleAge:ALowPointforMostPeoplearoundtheglobehittheheightoftheirmiseryanddepressioninmiddle【51】______,
MiddleAge:ALowPointforMostPeoplearoundtheglobehittheheightoftheirmiseryanddepressioninmiddle【51】______,
MiddleAge:ALowPointforMostPeoplearoundtheglobehittheheightoftheirmiseryanddepressioninmiddle【51】______,
MiddleAge:ALowPointforMostPeoplearoundtheglobehittheheightoftheirmiseryanddepressioninmiddle【51】______,
MiddleAge:ALowPointforMostPeoplearoundtheglobehittheheightoftheirmiseryanddepressioninmiddle【51】______,
Dogsaresocialanimalsandwithoutpropertraining,theywillbehavelikewildanimals.Theywillspoilyourhouse,destroyyou
随机试题
某造纸企业在制定市场营销策略时,在考虑消费者需要和企业利润的同时,还兼顾到社会利益,该企业所奉行的营销观念属于()
下列与阿托品阻断M受体无关的作用是:
急性脑血管病脑疝形成,最急需要的措施是()
A、急性中毒B、慢性中毒C、致癌作用D、致畸作用E、致突变作用放射线照射
女,66岁,农民。2年前无明显诱因出现双腕、双手关节和双膝、踝、足、跖趾关节肿痛,伴晨僵,时间约30分钟,疼痛以夜间明显,影响行动。实验室检查:红细胞沉降率55mm/h,RF(+);关节X射线检查:双手骨质疏松,腕部关节间隙变窄。最可能的诊断是
颅内压过低引起头痛的机制是
大气环境质量现状调查资料的来源途径主要是()。
一种哲学的重大发展不在于或者说主要不在于它对已有的问题给出新的解释、新的说明,而在于面对时代的要求,它改变了自己提出哲学问题的方式。它面对时代的新发展提出了新问题,凝结出新的范畴和新的理论。这段话的主要意思是()。
长期以来,“准确定位”被认为是制定城市发展战略的头等大事,也被视为提升城市竞争力的关键环节。这种定位思维偏重城市作为空间的存在和物理形态的延续,却忽视了城市的功能和价值的体现,忽视了对“人”这个城市主体的观照,最终造成城市建设“摊大饼”、千城一面。如果说资
clear
最新回复
(
0
)