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  Free Advertising Forums | Free Advertising Board | Post Free Ads Forum | Free Advertising Forums Directory | Best Free Advertising Methods | Advertising Forums > Other Methods of FREE Advertising > Manual Traffic Exchanges

Manual Traffic Exchanges This is a list of Manual traffic exchanges that you can use to get your site viewed by thousands of people a week. Manual traffic exchanges are better known for quality over the quantity you find with auto surfs. But both are great for generating traffic.

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Old 07-31-2011, 12:46 PM   #1
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Default 无线上网不影响人体健康

英国卫生防护局发布新闻公报说,该机构的研究显示,笔记本电脑无线上网的辐射功率处于安全范围内,与调频收 音机所收的电波频率差不多,不会影响人体健康。
  公报说,盟特,由于有人担心学校中的无线网络会对儿童健康造成影响,卫生防护局从2007年开始进行相关研 究,盟特新产品。该局辐射、化学和环境危害研究中心对英国学校中最常见的15种笔记本电脑及相关无线网络进行了检测,结果 显示电脑无线上网时的辐射功率范围为17毫瓦到57毫瓦,光波炉和电磁炉的区别,在欧盟规定的100毫瓦安全标准之内。
  研究人员说,这还是在笔记本电脑持续工作和传输信号时测得的偏大值,盟特新产品,通常情况下电脑无线上网时的辐射功率更低。此外,电脑无线上网的辐射低于手机的辐射。
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