单词:4-tert-butyl pyrocatechol
单词:4-tert-butyl pyrocatechol 相关文章
This is Scientific American's 60-Second Science. I am Adam Hamterture, got a minute? What's sixteen feet tall and 9,550 years old? Its the world's oldest tree. The worn and weathered spruce grows in Sweden's windswept tundra. But, until recently, wel
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By Phuong Tran Dakar 14 January 2007 Miners handle stones on a hilltop of Mbola mines in Democratic Republic of Congo (File photo) The collapse of a diamond pit mine in the Democratic Republic of Congo earlier this month, in which 15 people were repo
1. 9/11 attack ringleader Mohamed Atta is all smiles with another hijacker on a new video reportedly Atta's last will. The Associated Press secured exclusive rights to the video from the London Sunday
1. Two more Amish schoolgirls died overnight following a deadly shooting in their one-room schoolhouse in Pennsylvania Monday. That brings the total number of girls fatally injured in the incident to
一个挪威的喜剧演员二人组,他们主持的脱口秀电视节目在挪威本地有不少忠实观众,而《狐狸叫》原本是他们为了宣传新一季节目开播而制作的宣传歌曲。这首歌犹如童谣的歌词注定了它的
一个挪威的喜剧演员二人组,他们主持的脱口秀电视节目在挪威本地有不少忠实观众,而《狐狸叫》原本是他们为了宣传新一季节目开播而制作的宣传歌曲。这首歌犹如童谣的歌词注定了它的
By Dan Robinson Washington 03 October 2006 The controversy over a former Republican congressman who resigned amid revelations he sent sexually suggestive messages to male pages continues to reverberate in Washington and across the United States. Pre
STEVE EMBER: Im Steve Ember. BARBARA KLEIN: And Im Barbara Klein with EXPLORATIONS in VOA Special English. Today we talk about a method that helps provide low-income people with the financial services they need to improve their lives. Organizations a
By William Ide Washington 10 April 2007 The U.S. Holocaust Museum has launched a joint project with Google's satellite imagery Web site Google Earth to promote awareness of the crisis in Darfur and give the public a new perspective on the death, disp
By Poupeh Missaghi and Jim Bertel Washington, DC 20 September 2006 watch Holocaust Museum report One of the most visited museums in Washington, D.C. is dedicated to the Holocaust, the state-led systematic persecution and murder of approximately six
By Peter Heinlein United Nations 29 January 2007 The United Nations has held observances to mark the International Day of Commemoration of Victims of the Holocaust. VOA's correspondent at the U.N. Peter Heinlein reports. The U.N. General Assembly Ha
More than 100 former U.S. soldiers who liberated Nazi death camps during World War II were honored this week in Washington, D.C. The veterans recalled the horrors they witnessed 65 years ago when they encountered the victims of the Holocaust. The fla
By Dan Robinson Capitol Hill 13 October 2006 Several issues are expected to be key in influencing how people vote in next month's U.S. congressional elections, from public perceptions about President Bush's handling of the war in Iraq, [and] the sta
By Dan Robinson Capitol Hill 15 November 2007 The longest-serving Republican speaker of the House of Representatives gave his formal farewell to Congress on Thursday. Dennis Hastert presided over the House for nearly a decade, a period that included
By Dan Robinson Washington 10 December 2006 Democrats and Republicans in the House of Representatives have combined conciliatory rhetoric with criticism over legislative goals as Congress moves toward adjournment. VOA's Dan Robinson reports from Cap
By Dan Robinson Capitol Hill 04 October 2006 An ethics committee in the House of Representatives meets Thursday amid the continuing scandal involving a former U.S. congressman, Mark Foley, and sexually explicit e-mails he allegedly sent to congressi
1) G2G = got to go = 我得走了 2) TTYL = talk to you later = 一会儿再聊 3) XOXO 亲亲抱抱
Shooting at US Holocaust museum 美国浩劫纪念品博物馆枪击事件 US Park Police Sergeant David Schlosser describes the shootingA gunman armed with a rifle has shot and killed a guard inside Washington DC's Holocaust museum before being wounded in turn,
RIO DE JANEIRO, Jan. 25 (Xinhua) -- Former Brazil international goalkeeper Dida will miss Gremio's Copa Libertadores qualifying decider against Ecuador's Liga de Quito next Wednesday with a shoulder injury. Dida hurt his right shoulder during last We