单词：jet action valve
单词：jet action valve 相关文章
Bouquinistes is the French word to call sellers of old books along the Seine River in Paris. The tradition has existed for over 400 years. However, modern technology like electronic book readers and sellers of books online are now hurting their profi
2018年VOA慢速英语(八)月
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英文魔法师字源大挪移
IN THE NEWS - John Kerry Chooses John Edwards for Vice President By Cynthia Kirk Broadcast: Saturday, July 10, 2004 This is Bob Doughty with In the News, in VOA Special English. The Democratic Nationa
教育与新闻
Passengers at Nanjing South Railway Station in Jiangsu Province can use facial recognition to have their tickets checked. A total of 1,000 facial recognition checkpoints are in use across China during this year's Spring Festival travel rush to stream
2018CRI中国国际广播电台
You've heard of finger printing, passport photos and eye recognition - but the latest airport security measures could see your EARS being scanned to prove your identity. Researchers have discovered that every person has uniquely-shaped ears and have
阅读空间
Shoppers at a supermarket in Beijing can now pay for their food using nothing but their face. 7FRESH, a supermarket in Beijing operated by Chinese e-commerce giant JD.com, is testing automated checkouts which use facial recognition. CRI's Yu Yang has
2018CRI中国国际广播电台