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 will _____ a more accurate civilian alternative to the Global Positioning System , operated by the US military. China will provide 230m Euros in funding and will _____ with technical, manufacturing and market development.
A new center that will coordinate co-operation will be set _____ at Beijing University. China has a substantial satellite launch industry and could potentially help _____ the Galileo satellites.
The US has claimed that Galileo could interfere with the US with _____ to downgrade the GPS service during military conflicts. European officials say this is unfounded and counter that US opposition is caused by the commercial challenge Galileo would present to GPS. Galileo will be _____ to within a meter, while the civilian GPS service is accurate to around 10 meters.
The Galileo satellite constellation will consist of 27 operational and three reserve satellites _____ the Earth at an altitude of 23,600 kin. The satellites will be strung along three medium-Earth orbits at 56 degrees inclination _____ the equator and will provide global coverage. The system should be _____ by 2008 and the entire project is expected to cost around 3.2 billion Euros
The European Commission has said Galileo will _____ be used for transportation technology, scientific research, land management and disaster monitoring.
Galileo will provide two _____; a standard civilian one and an encrypted , wide-band signal called the Public Regulated Service . This second signal is _____ to endure localized jamming and will be used by police and military services in Europe.
The first Galileo satellite is _____ to launch late in 2004. Clocks on board the satellites 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 _____. A =search and rescue function will also let distress signals be _____ through the constellation of satellites.
1 A set B represent C offer D indicate
2 A cooperate B install C prevent D protect
3 A off B with C in D up
4 A broadcast B launch C put D use
5 A ability B service C system D channel
6 A open B likely C different D precise
7 A getting B considering C orbiting D improving
8 A to B in C along D beside
9 A operational B complex C advanced D cheap
10 A correctly B ironically C strangely D primarily
11 A channels B signals C directions D functions
12 A brought B taken C designed D protected
13 A told B scheduled C considered D allowed
14 A quality B colour C weight D location
15 A set B responded C transmitted D converted
【参考答案】
1. C 2. A 3. D 4. B 5. A 6. D 7. C 8. A 9. A 10. D
11. B 12. C 13. B 14. D 15. C
上海牛津版一年级英语Unit3 This is my mum教案
一年级英语下册Unit2 Small animals第三课时教案
上海牛津版一年级英语下册教案Unit9 Revision(3)
牛津版一年级英语上册Unit 2 Good morning 教案
沪教牛津版小学英语一年级上册 Unit3 period2教案
沪教牛津版小学英语一年级上册 Unit 8 教案
新起点小学一年级英语教案Unit7 Fruit
牛津版一年级英语上册unit5 Fruit教案(1)
一年级英语Module1 unit6 Mid-Autumn Festival教案
苏教版牛津小学一年级英语教案Unit1 What`s your name
上海牛津版一年级英语下册Unit2 Small animals第五课时教案
一年级英语教案Module1 unit6 Mid-Autumn Festival
牛津小学一年级英语Unit5 Fruit教案(五个课时)
一年级英语下册Unit2 Small animals教案2
牛津版一年级英语上册unit5 Fruit教案(2)
外研版一年级英语上册教案Unit1 Hello
沪教版小学英语一年级下册教案unit1课时6
沪教版小学英语一年级下册教案unit1课时4
苏教版小学一年级英语下册Unit5 On the road教案
上海牛津版一年级英语Unit2 Small animals第四课时教案