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2015年职称英语考试理工类练习题之完形填空(1)

发布时间:2016-03-01  编辑:查字典英语网小编

  Biological Identification Technologies

  When a person walks,the movement of his head,trunk,and limbsare all reflected in changes in his body.A computer stores these into a database.Later,the computer can accurately him according to these changes.This is a new biological identification and it can quickly identify an examinee without disturbing him.

  Everybodys voice is .When a persons voice is recorded by an instrument,his voice frequency spectrumis called sound print. a fingerprint.everybodys sound print is different.How can a computer his sound? First, his voice is recorded, allows the computer to become familiar with his voice.It will then turn his sound characteristics into a series of digits.These are the on which the computer can distinguish his voice from anothers.

  We often bring ID cards,work cards, or driving licenses with us to our identity.If all these cards are forgotten or lost.How can we prove whom we are? In ,its not difficult to prove whom you are, your body itself has identifying markers.Some are physiologicalfeatures, such as fingerprints,sounds,facial types and eye color. The computer can to identify you.Suppose your features have already been in the database.To identify you, we have to take your picture with a camera and send it to a computer for . First, the computer needs to reposition this picture according to the position of your eyes, and then starts to read the of your physiological features such as the ratio of your pupil to the whites of your eyes and the shape of your nose.Next, it seeks matching records from the database.Finally,it makes a decision.

  51 A parts B changes C positions D directions

  52 A identify B inform C affect D bother

  53 A number B card C level D method

  54 A soft B loud C unique D clear

  55 A With B Like C For D As

  56 A distinguish B make C gather D develop

  57 A who B where C that D which

  58 A reasons B causes C basis D origin

  59 A prove B create C hide D protect

  60 A all B fact C summary D case

  61 A unless B though C so D because

  62 A stop B help C mean D continue

  63 A stored B borrowed C searched D linked

  64 A printing B researching C processing D filing

  65 A point B picture C size D message

  答案:51. B 52. A 53. D 54. C 55. B

  56. A 57. D 58. C 59. A 60. B

  61. D 62. B 63. A 64. C 65. D

  

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