二次项,平方项

quadratic term的用法和样例：

例句

We propose adding a term that is related to the fourth power of offset into the traveltime equation, and expressed it by a fraction expansion.为此，在时距关系中增加含炮检距的四次项，并采用分式展开法表示该四次项，同时引入远偏移距收敛因子。
In order to eliminate buffeting caused by exponentially reaching law, an idempotence term is introduced to make the control law smooth.引入幂次项进行平滑设计，以减少指数趋近律引起的抖振。

双语有声阅读:Short-term Memory 短时记忆

Short-term Memory There are two kinds of memory: short-term and long-term. Information in long-term memory can be recalled at a later time when it is needed. The information may be kept for days or weeks. Sometimes information in the long-term memory

发表于:2018-12-07 / 阅读(129) / 评论(0)

双语有声阅读

VOA标准英语2013--Teacher Uses Music to Make Math Fun, Cool

Teacher Uses Music to Make Math Fun, Cool Making math fun The voice heard in the video belongs to mathematics teacher Jake Scott. Most of the performers are his students. Watching videos is not part of their daily routine but it is one of the essenti

发表于:2018-12-08 / 阅读(149) / 评论(0)

VOA标准英语2013年(一月)

Short-term Memory

Unit 4 Text B Short-term Memory There are two kinds of memory : short-term and long-term .Information in long-term memory can be recalled at a later time (when it is needed) . The information may be k

发表于:2018-12-30 / 阅读(205) / 评论(0)

自考英语（一）78讲

Adherence to Long-term Therapies Report

By Nancy Steinbach Broadcast: August 20, 2003 This is Bill White with the VOA Special English Health Report. The World Health Organization says medical progress against disease will have no effect if

发表于:2019-01-02 / 阅读(223) / 评论(0)

VOA2003（下）-环境与健康

IN THE NEWS - Bush Describes Second-Term Goals

IN THE NEWS - Bush Describes Second-Term Goals By Cynthia Kirk Broadcast: Saturday, November 06, 2004 Mister Bush said American forces are making progress in training Iraqi troops. He said one hundred

发表于:2019-01-02 / 阅读(148) / 评论(0)

教育与新闻

Bush Outlines Foreign and Domestic Policies for Second Term

By Paula Wolfson President Bush says he will push hard for his domestic and foreign priorities in his second term in office. Mr. Bush is offering to work with his political opponents but at the same t

发表于:2019-01-04 / 阅读(188) / 评论(0)

VOA2004（下）--新闻盘点

IN THE NEWS - Bush Second Term

IN THE NEWS - Bush Second Term By Jerilyn Watson Broadcast: Saturday, January 22, 2005 I'm Steve Ember with In the News in VOA Special English. President George W. Bush says the survival of liberty in

发表于:2019-01-04 / 阅读(159) / 评论(0)

教育与新闻

voa标准英语2008年-Russian Presidential Term Extension Sailing Thr

President Dmitri Medvedev's proposal to extend the presidential term of office in Russia from four years to six is sailing through the constitutional amendment process with virtually no input or discussion about this issue by the public. VOA Moscow

发表于:2019-01-13 / 阅读(193) / 评论(0)

VOA标准英语2008年(十一月)

VOA双语新闻 US Supports Term Limit for IAEA Chief

The Bush administration says it continues to believe there should be term limits for top U.N. officials. Among those nearing the end of his second term is the head of the International Atomic Energy Agency, Mohamed ElBaradei. 布什政府仍然认为应

发表于:2019-01-19 / 阅读(183) / 评论(0)

VOA双语新闻 Bilingual News

事实：南瓜是一种爱称-Pumpkin is a Term of Endearment

Pre-Listening Vocabulary term of endearment / pet name: a cute name for a person that you adore customary: common adoration: heartfelt love (not necessarily romantic) address: to speak or write to someone specific alarmed: surprised and worried Pumpk

发表于:2019-01-19 / 阅读(192) / 评论(0)

Facts-事实

US Supports Term Limit for IAEA Chief

By Paula Wolfson The Bush administration says it continues to believe there should be term limits for top U.N. officials. Among those nearing the end of his second term is the head of the Internationa

发表于:2019-01-30 / 阅读(149) / 评论(0)

VOA2004（下）--新闻盘点

每日一词【480】short-term：短期的

今天我们要学的词是short-term。 Short-term, 短期的。 Short-term loans, 短期贷款。联合国粮农组织最近在罗马开会。 The summit tried to solve the short-term emergency of the increased hunger caused by soaring prices, 这次

发表于:2019-02-03 / 阅读(144) / 评论(0)

英语每日一词

Turkey's Ruling Party Wins 3rd Term

The Turkey's ruling Justice and Development Party has been reelected for an unprecedented third consecutive term. The party increased its votes securing just over 50% of the ballots cast. But the prime minister fell well short of his goal of a two-th

发表于:2019-02-04 / 阅读(148) / 评论(0)

英语新闻

VOA标准英语2008年-Term Limit Ensures White House Turnover

By Jeffrey Young Washington, D.C. 04 January 2008 The U.S. Constitution requires presidents to leave office after a certain period of time, preventing endless control of the executive branch by one person and their party. In this segment of the How A

发表于:2019-02-06 / 阅读(183) / 评论(0)

VOA标准英语2008年（一月）

学个词Learn a Word 第480期 Short-term

发表于:2019-02-06 / 阅读(153) / 评论(0)

英语单词荟萃

Fitch confirms Russia's long-term ratings at BBB level

MOSCOW, Sept. 2 (Xinhua) -- The Fitch international rating agency confirmed long-term ratings of Russia in national and foreign currency at the BBB level, the agency said Friday. Fitch's forecast remained positive due to a strong government's bookkee

发表于:2019-02-07 / 阅读(161) / 评论(0)

英语新闻

Short-term memory loss may predict Alzheimer's

BEIJING, Sept. 6 (Xinhuanet) -- A short-term memory loss may suggest the Alzheimer's disease, according to a new study made by Spanish researchers. The finding was published on Monday, in Archives of General Psychiatry, an American Medical Associatio

发表于:2019-02-07 / 阅读(171) / 评论(0)

英语新闻

U.S. Congress passes short-term payroll tax deal

WASHINGTON, Dec. 23 (Xinhua) -- The two chambers of U.S. Congress on Friday passed a short-term payroll tax and jobless benefits bill, which is now on its way to President Barack Obama's desk to be signed into law. The bipartisan deal was approved by

发表于:2019-02-08 / 阅读(149) / 评论(0)

英语新闻

Obama decries spending cuts, offers no long-term plan

WASHINGTON, Feb. 19 (Xinhua) -- Back from his weekend Florida golf getaway, U.S. President Barack Obama on Tuesday sounded an alarm on harms to be caused by the looming government spending cuts, but offered no concrete and long-term plan to put U.S.

发表于:2019-02-08 / 阅读(200) / 评论(0)

英语新闻

FIVB president not seeking for another term

LONDON, July 31 (Xinhua) -- Wei Jizhong, President of the International Volleyball Federation (FIVB), has reaffirmed his determination not to seek re-election when his term ends in September. I made it clear that I would work for only one term when I

发表于:2019-02-18 / 阅读(126) / 评论(0)

英语新闻

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

anticyclonic rotation

antiscarlatinal serum

apparent precession

approach march

audio communication

azimuth at present position