单词：conditions for constrained extremum
单词：conditions for constrained extremum 相关文章
Obituary; Lord Bingham;Tom Bingham (Baron Bingham of Cornhill), defender of liberty, died on September 11th, aged 76; 讣告；宾翰勋爵；自由捍卫者汤姆宾翰（康希尔的宾翰男爵）于9月11日逝世，享年76岁； By general agre
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The Federal Reserve says it will keep interest rates at their historically low levels for an extended period of time. It also confirmed it will end the program to buy mortgage securities by the end of the month. NPR's Jim Zarroli reports. In a statem
2010年NPR美国国家公共电台3月
A Greek to Remember 一位值得纪念的希腊人 Diogenes was a famous Greek philosopher of the fourth century B.C.,who established the philosophy of cynicism.He often walked about in the daytime holding a lighted lantern,peering around as if he we
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WASHINGTON, Feb. 21 (Xinhua) -- Global trade growth is constrained by a number of factors, and policy uncertainty is one of them, the result of a World Bank policy paper showed on Tuesday. The global merchandise trade grew by a little more than one p
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This is Scientific Americans 60-Second Science.I'm Cynthia Graber . This will just take a minute. (Chirping sound.) That may not sound likemuchbut its the loudest animal in the world. For its size, that is. Theinsect called the water boatman is two m
Scientific American(七)月
A Greek to Remember Diogenes was a famous Greek philosopher of the fourth century B.C.,who established the philosophy of cynicism.He often walked about in the daytime holding a lighted lantern,peering around as if he were looking for something.When a
英语阅读理解
Chinese living in the US are questioning the latest college admission reform initiated by Harvard. 近日，针对哈佛大学提出的最新高校招生改革，在美华人提出了质疑。 Affected by policies such as affirmative action and Senat
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Remarks by President Barack Obama at Campaign EventAuraria Events CenterUniversity of DenverDenver, ColoradoAugust 08, 2012奥巴马在丹佛大学的2012总统竞选演讲(节选)2012年8月8日Four years ago as I had the privilege to travel all acr
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By Andre de Nesnera Washington 21 June 2006 Leaders of the group of eight industrialized nations, known as the G-8, will meet next month in St. Petersburg, Russia. In this report from Washington, VOA Senior Correspondent Andr de Nesnera looks at whe
2006年VOA标准英语（六月）
By Nico Colombant Kano, Nigeria 18 April 2007 A police official in northern Nigeria says security forces have chased away foreign religious radicals outside the main city of Kano, restoring order ahead of Saturday's presidential election. The clashes
2007年VOA标准英语（四月）
奥巴马英语演讲稿：我们已走的太远 4月4日，美国总统奥巴马正式宣布参加2012年竞选连任总统，从而成为美国首个正式宣布参加2012年总统大选的人。奥巴马2008年在新罕布什尔州初选后也做了
英语演讲
The thing you have to understand about that crash, Ratwatte said, is that New York air traffic controllers are famous for being rude, aggressive and bullying. 怀特瓦特继续说：关于飞机失事的原因，有一点你必须了解，那就是纽
异类:不一样的成功启示录
He hain't been a sittin' so all day, has he? said the landlady. 你这么坐了一天了？ 老板娘问。 But all we said, not a word could we drag out of him; I almost felt like pushing him over, so as to change his position, 魁魁格不回答任何
白鲸记
DURBAN, March 27 (Xinhua) -- The 5th BRICS summit ended Wednesday with leaders agreeing to establish a development bank, while several agreements were signed to strengthen cooperation within the grouping and enhance engagement with other emerging and
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The US is on the verge of meeting most of the economic conditions the Federal Reserve has set to increase interest rates next month, according to a member of the rate-setting Federal Open Market Committee. 负责制定利率的联邦公开市场委员会
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The Prime Ministers of Hungary and Slovakia have agreed to tackle extremism as part of efforts to overcome their countries' worst diplomatic crisis in years. They made the announcement following a meeting at the Hungarian-Slovak border Thursday. Bot
VOA标准英语2009年(九月)
What is to be done? 那应该怎么办呢？ Just as American politics did not sour overnight, so the route forward is by many small steps, beginning with next week's elections. 正如美国政治不会在一夜之间恶化，前进的道路也需要很
经济学人综合
奥巴马提名新联邦调查局局长 WASHINGTON, June 20 (Xinhua) -- U.S. President Barack Obama plans to officially nominate former Deputy Attorney General James Comey to replace Robert Mueller as next director of the FBI, U.S. media quoted White
英语新闻
1959: The Year That Changed Everything A crowd gathers in New York's Times Square to usher in the New Year, 1959. The importance of what future met them that year is still being debated. How Significant Will 2009 Appear in the Lens of History? Jeff G
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In the small village of Lasanayah, Mamadou Kalissa looks out over his ancestral home. 在Lasanayah的一个小村庄里，马马杜卡利萨朝着自己的老家看去。 Last year it was farmland but now bauxite mining has turned it into a Martian l
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