单词：impact excitation
impact excitation的用法和样例：
例句
- The impact of piping to supports can excite higher eigenmode and results in an energy transfer from dominant lower modes into higher modes of vibration.管道与支座的碰撞激发出系统的高阶振型，导致系统能量由低阶模态向高阶模态转移。
单词：impact excitation 相关文章
This is the first in a two-part Business English Pod series about adding impact to your presentations. Weve all sat through boring presentations before. And weve all worried during our own presentations that others might be feeling that way. So what
商务英语演讲课
This is the second in a two-part usiness English Pod series about adding impact to your presentations. Nobody likes a long and boring presentation. In fact, a long and boring presentation can do a lot of damage. People might actually feel less convin
商务英语演讲课
Though she was discovered on Britain's Got Talent, Susan Boyle is reportedly launching a professional music career here in the US. According to London's Daily Mirror, Susan Boyle would not only release her first album in the United States, but she wi
访谈录2009
歌曲 ： Impacto (Remix) 艺人 ： Daddy Yankee Feat. Fergie 音乐星级 ： ★★★★ 所属专辑 ： El Cartel: The Big Boss 发行年代 ： 2007 风格 ： Reggae 相关介绍： Daddy Yankee原名Raymond Ayala，1977年2月3日出生在波多黎各，2000年与大牌DJ Playero合作出版首
饶舌音乐
Fiscal Cliff Could Have Greatest Impact on Poor, Unemployed At a Los Angeles center, Catholic Charities provides food and other assistance to the poor, unemployed, and homeless. A homeless man, John Wood, is sitting with his belongs in a grocery cart
VOA标准英语2013年(一月)
Chinese authorities are suggesting the environmental impact from the sinking of an Iranian oil tanker off China's east coast this week is likely to be minimal, despite the massive blaze which engulfed the Sanchi for over a week before it went down. T
2018CRI中国国际广播电台
Hi, I am Jewel, and together we can make an impact for clean water, I was homeless for a year when I was 18 years old, and I had bad kidneys and I had to drink a gallon of clean water a day and I couldn't afford it. And I thought if were in America,
CNN2010年(六)月
By Nina Maria Potts Athens 05 September 2007 spared by the recent wildfires. But as the government takes stock of the human and economic cost of the wildfires that ravaged large parts of the country, the question of how many archaeological sites hav
2007年VOA标准英语（九月）
By VOA News Bulawayo, Zimbabwe 18 October 2007 We bring you a rare look inside the troubled southern African nation of Zimbabwe. Today, this nation of between 10 million and 12 million is teetering on the edge of what a member of its own parliament i
2007年VOA常速英语（十月）
By Peter Fedynsky Tbilisi 11 November 2007 Independent media were taken off the air in Georgia when President Mikhail Saakashvili declared a state of emergency in response to mass anti-government demonstrations in Tbilisi. VOA Correspondent Peter Fed
VOA常速英语2007年（十一月）
By Jim Malone Washington 24 March 2008 Democratic presidential contender Barack Obama's recent speech on race has drawn both praise and criticism. But even Obama's critics acknowledge that he made a serious attempt to discuss a difficult and divisive
VOA标准英语2008年（三月）
Several leading economic experts say the turmoil on Wall Street is caused by a crisis of confidence and that it is likely to have a significant impact on the overall economy and ordinary people across the world. VOA Correspondent Cindy Saine reports
VOA标准英语2008年（九月）
Human Impact Muffles Mother Nature's Voice Whether it's the driving rain in a tropical storm, the scream of a mountain gorilla or the jolt of a snow mobile engine against the winter silence, Krause has recorded it all. In his new book, The Great Anim
VOA标准英语2012年(八月)
今天我们要学的词儿是impact。 Impact是影响、作用的意思。美国总统布什宣布对苏丹政府实施新的制裁。美国官员说，The sanctions will have a serious impact. 意思是制裁会产生重大影响。发展旅游业的
英语每日一词
By Lisa Bryant Paris 20 November 2007 A national transportation strike marked its seventh day in France, Tuesday - even as civil servants took to the streets for a separate one-day strike. Lisa Bryant has more on the demonstrations from Paris. Teache
VOA常速英语2007年（十一月）
By Nico Colombant Dakar 04 March 2008 Former warring sides in divided Ivory Coast are talking about more delays, one year after the latest power-sharing peace deal was signed in Burkina Faso. Repeatedly delayed elections have been scheduled for June,
VOA标准英语2008年（三月）
By Cathy Majtenyi Kisumu, Kenya 04 March 2008 In Kenya, post-election violence has killed more than 1,000 people and displaced 600,000 others. The mayhem has had a major impact on the country's economy which has been one of Africa's strongest. Busine
VOA标准英语2008年（三月）
饶舌:Daddy Yankee - Impacto (Remix) 相关介绍 ： Daddy Yankee原名Raymond Ayala，1977年2月3日出生在波多黎各，2000年与大牌DJ Playero合作出版首张个人专辑El Cartel de Yankee（cartel是西班牙语海报的意思），成为
节奏布鲁斯
今天我们要学的词儿是impact。 Impact是影响、作用的意思。美国总统布什宣布对苏丹政府实施新的制裁。美国官员说，The sanctions will have a serious impact. 意思是制裁会产生重大影响。发展旅游业的
英语单词荟萃
PARIS, Aug. 19 (Xinhua) -- Marine scientists and representatives from the private sector and military establishments would meet at UNESCO at the end of this month to measure noise's impact on marine life, the Paris-based UN scientific branch UNESCO s
英语新闻