单词:antifriction device
单词:antifriction device 相关文章
Broadcast: Jan 15, 2003 By Jerilyn Watson This is the VOA Special English Health Report. Many millions of people around the world suffer from problems of the small intestine. Bleeding from abnormal gr
Scientists know all about the therapeutics qualities of blue and red light. But until know, sufferers of acne have to go to hospital to benefit from it. But Lumie, the manufactures of this new LED device hope it would see light therapy moving to the
Funeral of murdered white supremacist Eugene Terre'Blanche in Ventersdorp, South Africa, 09 Apr 2010 In South Africa, racial tensions have been heightened in some sectors of society following the murder of white supremacist leader Eugene Terre'Blanch
Device Keeps Internet On When Power Goes Off Erik Hersman and his team in Nairobi have created what they say is the first router made especially for Africa. It's battery powered and rugged. And it's gaining attention in Europe and the United States.
印度政府日前推出了一款世界上最便宜的笔记本电脑,售价仅为35美元。据印度人力资源开发部长介绍,这款低成本的触摸屏电脑的主要针对用户为学生,计算机的主板、芯片、处理器、内存和
The market for smartphones and tablet computers has boomed over the last few years, with over a quarter of adults and nearly half of teenagers owning one in the UK. But as our appetite for technology increases, so does the risk of our devices being s