Under the background of computer net technology, the author places his emphasis on the necessity for TVU teachers to change their educational view and teaching skills.

强调在计算机网络技术的背景下，基层电大教师教育观念和教学技能更新的必要性。

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This week saw the official unveiling of the National Hi-Tech Crime Unit (NHTCU) which, as its name suggests, will specialise in the investigation of crimes that involve net and computer technology.

BBC: Tackling computer crime

Its reaction with the odour molecules changes a detector's electrical resistance, and this signal is fed into a neural net (the closest that computer technology has got to imitating the pattern-recognising abilities of networks of nerve cells) to work out what is being smelt.

ECONOMIST: Wine-tasting will never be the same again