单词：intranuclear force
单词：intranuclear force 相关文章
The Markets dropped again today. The Dow Jones Industrials fell 3. 5%. The NASDAQ and SP were also down more than 3% today. NPR's Yuki Noguchi has more. A few months ago, a 300-point-drop in the Dow would have been a very bad day, but given the setu
2008年NPR美国国家公共电台十月
Defense Secretary Chuck Hagel has ordered 2 reviews of the state of the US nuclear forces. The NPR' s Tom Bowman explains Hagel' s order comes on a hill of air force drug and cheating scandals involving nuclear missile bomb officers. Hagel has confir
2014年NPR美国国家公共电台1月
The Senate is in the midst of its first impeachment trial in more than half a decade. Senators are hearing arguments in the case of Nevada Judge Harry Claiborne, a convicted tax evader, who has refused to give up his seat on the Federal bench. Linda
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10 December 2009 U.S. President Barack Obama delivers a speech after receiving the Nobel Peace Prize during a ceremony at the Oslo City Hall in Oslo, 10 Dec 2009 Your Majesties, Your Royal Highnesses, Distinguished Members of the Norwegian Nobel Comm
VOA标准英语2009年(十二月)
To explain what kept atoms together, other forces were needed, and in the 1930s two were discovered: the strong nuclear force and weak nuclear force. The strong force binds atoms together; its what allows protons to bed down together in the nucleus.
万物简史
US Senate Passes Resolution Against Iran's Nuclear Program The U.S. Senate has overwhelmingly approved a resolution that reaffirms U.S. efforts to stop Iran from developing a nuclear weapon. The senators on Saturday voted 90-to-1 in favor of the non-
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