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
爱吃嫩草的“美洲狮”
推不掉的“人质午餐”
足不出户“神游”全球
“宠物保姆”来了
中国成语故事传说:楚人学齐语
中国成语故事传说:白马非马
追求完美也会“疲劳”?
带来宁静的“叠手机游戏”
只有出游才见面的“度假恋人”
中国成语故事传说:乱政图名
中国成语故事传说:许由避位
日本社会普遍存在的“单身寄生族”
政府工作报告中的8个“新词”
“塑形内衣”的悲喜
中国民间故事传说:楚王好细腰
煎熬的“短信期待”
中国成语故事传说:子罕拒玉
掩盖真相的“形婚”
中国民间故事传说:殴骥与殴羊
中国成语故事传说:心存侥幸
中国成语故事传说:轮扁斫轮
中国成语故事传说:三人成虎
中国成语故事传说:自胜为强
只闻其名不见其人的“加拿大女友”
中国民间故事传说:奇怪的名字
中国成语故事传说:郄雍视盗
什么是5/2节食法?
中国成语故事传说:子产受骗
刚刚迈入成人门槛的thresholder
中国成语故事传说:争先恐后
| 不限 |
| 英语教案 |
| 英语课件 |
| 英语试题 |
| 不限 |
| 不限 |
| 上册 |
| 下册 |
| 不限 |