单词：production rule system
单词：production rule system 相关文章
Former Sudanese 'Lost Boy' Helps Other Refugees A cup of coffee is a good way for many people to start their day. But, it can also do much greater good. Manyang Kher is a former Sudanese child refugee. When he was three years old, his village was att
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Visionary Ideas Could Transform Future NASA Missions NASA, the U.S. space agency, has awarded $3 million in grants for 30 proposals which explore new ideas for Americas next generation space program. The proposals reflect wide-ranging visions of new
VOA标准英语2011年(八月)
This is Scientific American's 60-Second Science. I am Karen Hopkin. This'll just take a minute. As you probably know, viruses can jump from animals to people, we've gotten flu from birds and pigs, and HIV, the virus that causes AIDS, is thought to ha
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By Caty Weaver IN THE NEWS -April 13, 2002: International Criminal Court This is Steve Ember with the VOA Special English program In The News. The world’s first permanent International Criminal Cour
教育与新闻
The European Union says manipulating a benchmark interest rate in London should be a criminal offense. The EU called Wednesday for its 27 member states to set criminal penalties for rigging interest rates to affect the LIBOR [London Interbank Offered
英语新闻
It will be the first mock submarine rescue drill in the history of the RIMPAC, a biennial war game which has been held since 1971. China's newest submarine rescue ship, the Changdao, is making its debut at this year's exercises, which will last until
2016CRI中国国际广播电台