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Ground - Connecting the Earth to electrical equipment with a conductor. This is done so current overloads (perhaps due to a lightning strike) can be safely diverted to the Earth. Ground Fault Circuit
电信英语
By Paula Wolfson Washington 02 July 2007 Russian President Vladimir Putin (l) and President Bush during a joint press conference at the Bush family compound in northeastern U.S. state of Maine, 02 Jul 2007 U.S. President George W. Bush and Russian Pr
2007年VOA标准英语（七月）
Equipment Figure it out for yourself, my lad. You have got all that the great have had: two arms, two legs, two hands, two eyes, and a brain to use if you'd be wise. With this equipment they all began, so start for the top and say I can. Look them o
白领英语晨读
BEIJING, March 12 (Xinhua) -- China's Ministry of Finance (MOF) has revised a list of major items of technical equipment enjoying import-tax exemption, according to a circular issued by the body on Monday. Chinese manufacturers of items of large tech
英语新闻
MOSCOW, Oct. 12 (Xinhua) -- An unnamed source from the Russian Foreign Ministry expressed regret and bewilderment（困惑） over the latest reported missile launches by the Democratic People's Republic of Korea (DPRK) on Monday. The source was quoted b
英语新闻
WASHINGTON, March 15 (Xinhua) -- U.S. Defense Secretary Chuck Hagel on Friday announced that he has ordered the military to beef up the missile defense system by deploying 14 additional ground- based interceptors. At a Pentagon press briefing, Hagel
英语新闻