Several schools in China have introduced uniforms with tracking chips to monitor students whereabouts and stop them playing truant .中国的几所学校引进了映射了跟踪芯片的...
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Volkswagens chief executive, Martin Winterkorn, has gone and shareholders are slightly more optimistic today after a bruising start to the week. fastF...
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For some, it may only seem like yesterday that pagers, cassette tapes and floppy disks were everyday items.对有些人来说,寻呼机,磁带,软盘这些常用之物好像还是昨天的事情。...
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一、无铅、有铅混用所带给的工艺问题有铅、无铅元器件和钎料、焊膏材料的混用,除要顾及有铅的传统焊工艺问题外,还要解决问题无铅钎料合金所特有的熔点低、润湿性劣等问题。...
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Baidu, China’s largest search group, has launched an attempt to become the Android of the automotive world by sharing its self-driving technology.中国仅次...
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