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2017年职称英语试题《理工A》完形填空专项练习(3)

Source: 恒星英语学习网    2016-08-08  我要投稿   论坛   Favorite  

  2017年职称英语试题《理工A》完形填空专项练习题

  China to Help Europe Develop GPS (全球定位系统) 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 development. "China will help Galileo to __________(3) the major world infrastructure (基础设施) 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(降级) 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 (卫星群集) will__________ (9) 27 operational and three reserve satellites orbiting the Earth at an altitude of 23,600 kin. 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 European 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 (编码) , wide-band signal__________(11)the Public Regulated Service (PRS). This second signal is designed to withstand localized jamming( 干扰 ) 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__________ (13) will be synchronized (使同步) through 20 ground sensors stations, two command centers and 15 uplink( 向上传输) stations, Receiverson

  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.

  1.A. offer

  B. offered

  C. will offer

  D. has offered

  2.A. funding

  B. providing

  C. paying

  D. charging

  3.A. build

  B. use

  C. Become

  D. do

  4.A. in

  B. at

  C. on

  D. by

  5.A. before

  B. ago

  C. after

  D. later

  6.A. found

  B. produced

  C. positioned

  D. located

  7.A. with

  B. for

  C. aboutD. above

  8.A. results in

  B. gives rise to

  C. is due to

  D. causes

  9.A. be made from

  B. consist of

  C. consist in

  D. be consisted of

  10. A. spend

  B. gain

  C. give

  D. cost

  11. A. offered

  B. called

  C. used

  D. turned

  12. A. officials

  B. countries

  C. organization

  D. agreement

  13. A. /

  B. the satellite

  C. the satellites

  D. satellites

  14. A. speed

  B. direction

  C. distance

  D. location

  15. A. send

  B. let

  C. allow

  D. transmit


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