单纯同调

simplicial homology的用法和样例：

例句

The simplicial homology technique is a valuable and acceptable method to compute the polyhedron closed by spatial joint faces through engineering application.具体工程应用表明，在进行有限大小节理面所切割成的多面块体判别与预测时，单纯同调理论是一种有效而实用的方法。

VOA慢速英语2011--A Social Network Aims to Speed Up Progre

Education Report - A Social Network Aims to Speed Up Progress in Science This is the VOA Special English Education Report. A few years ago, a university researcher was having problems with an experiment that involved medical imaging. His adviser and

发表于:2018-12-07 / 阅读(51) / 评论(0)

2011年VOA慢速英语(四)月

名人演讲 Eulogy for Robert Francis Kennedy

Your Eminences, Your Excellencies, Mr. President: On behalf of Mrs. Kennedy, her children, the parents and sisters of Robert Kennedy, I want to express what we feel to those who mourn with us today in this Cathedral and around the world. We loved hi

发表于:2018-12-30 / 阅读(62) / 评论(0)

名人演讲

Social Mobility

NB: This is not a word for word transcript Rob: Hello, I'm Rob, and Yvonne has joined me for today's 6 Minute English. Hello, Yvonne! Yvonne: Hello, Rob. Rob: Today, we're talking about social mobility in the UK and a plan by the government to try an

发表于:2019-01-07 / 阅读(58) / 评论(0)

六分钟英语

VOA慢速英语2012 Technology Report - Event Aims to Build Interest in Science, Engineering

Technology Report - Event Aims to Build Interest in Science, Engineering This is the VOA Special English Technology Report. Last week we reported on Microsoft Corporations Imagine Cup finals in the United States. Team FlashFood from Arizona State Uni

发表于:2019-01-12 / 阅读(49) / 评论(0)

2012年VOA慢速英语(六)月

经济学人325:人类的进化寻根问祖

Science and technology 科学技术 Human evolution 人类的进化 Ask the family 寻根问祖 Human ancestry has just got more complicated 人类祖先之谜变得愈加复杂了 ONE of the oddest things about Homo sapiens is that he is alone. 有关

发表于:2019-02-24 / 阅读(86) / 评论(0)

经济学人科技系列

Navigating the Etiquette of Social Media

Navigating the Etiquette of Social Media Blogging, social networking and a veritable host of methods of stay in contact with people are all very new. There is no real handbook of online etiquette that we can turn to with questions of how many comment

发表于:2019-03-02 / 阅读(159) / 评论(0)

阅读空间

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

bivalent hydroearbon radical