[网络] 准数学

by Jason Marshall Weve now talked about three methods for calculating average values: the mean, median, and mode (affectionately known as the three Ms). So, are we done? Is that everything we could ever want to know about interpreting average values?

发表于:2018-12-07 / 阅读(204) / 评论(0) 分类 数学英语

The Mathematical Bridge 没有铆钉的数学轿 The Mathematical Bridge was built in 1749 by James Essex the Younger to the design of William Etheridge. It had subsequently been rebuilt to the same design in 1866 and 1905. 数学桥是1749年詹姆斯

发表于:2018-12-18 / 阅读(153) / 评论(0) 分类 走进剑桥大学

Pi Day is on March 14. This is the day when mathematicians and geometry enthusiasts around the world get together and celebrate the mathematical constant of Pi. There are two good reasons to hold Pi Day on March 14. The first is that in the American

发表于:2018-12-29 / 阅读(127) / 评论(0) 分类 世界节假日博览

By Jerilyn Watson Broadcast: November 20, 2003 This is Steve Ember with the VOA Special English Education Report. Educational gardens called

发表于:2019-01-02 / 阅读(152) / 评论(0) 分类 VOA2003(下)-教育与新闻

Broadcast: May 16, 2003 By George Grow This is the VOA Special English Environment Report. Scientists in the United States have developed a computer program that they say could provide an early warnin

发表于:2019-01-02 / 阅读(166) / 评论(0) 分类 VOA2003(上)-科技导航

76 华盛顿国际数学奥林匹克竞赛 DATE=7-27-2001 TITLE=AMERICAN MOSAIC #828-International Math Olympiad BYLINE=Nancy Steinbach HOST: (Start at 0'54

发表于:2019-01-06 / 阅读(204) / 评论(0) 分类 文化聚焦

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the TechnionIsrael Institute of Technology in Haifa. Schechtman discovered what are called quasicrystals.

发表于:2019-01-08 / 阅读(295) / 评论(0) 分类 Scientific American(十)月

[00:00.00]5 We all have genius within us [00:04.35]For years,scientists have speculated [00:06.66]that the talents possessed by [00:08.13]so-calledidiots savants- [00:10.46]as depicted by Dustin Hoffman in the film [00:12.97]Rain Man-may be accessibl

发表于:2019-01-10 / 阅读(370) / 评论(0) 分类 北师大版高中英语模块10(选修)

This is the VOA Special English Health Report. Governments, businesses and other groups have promised to add three billion dollars to the fight against malaria. The promises came last week at a meeting at the United Nations in New York. The money wi

发表于:2019-01-11 / 阅读(195) / 评论(0) 分类 VOA慢速英语2008(十)月

听力题目: 7. (A). Alex did fine in calculus. (B). Calculus was hard for Alex. (C). Alex had trouble getting to math class. (D). It used to be difficult for Alex to find us. 8. (A). Why is California so popular? (B). California is my favorite st

发表于:2019-01-18 / 阅读(222) / 评论(0) 分类 托福听力单句训练

1. What college are you attending? 2. What are you majoring in? /What's your major? 3. What grade /class〖年级和班级〗are you in? 4. What school did you go to? /Where do you go to school? 5. How many courses are you taking this semester? 6. I'

发表于:2019-01-21 / 阅读(381) / 评论(0) 分类 天天商务口语

[00:00.00]Listening Comprehension (20 minutes) [00:-1.00]Section A [00:-2.00]Directions:In this section,you will hear 10 short conversations.At the end of each conversation,a question will be asked about what was said.Both the conversation and the qu

发表于:2019-01-25 / 阅读(234) / 评论(0) 分类 英语六级听力练习集锦

The Medical Sciences Division is the largest academic division in the University of Oxford, and also an internationally renowned centre for biomedical and clinical teaching and research. 医学部是牛津大学最大的学部,也是一个国际知名

发表于:2019-01-29 / 阅读(175) / 评论(0) 分类 走进牛津大学

EDUCATION REPORT - Intel Science Talent Search Winners AnnouncedBy Nancy Steinbach Broadcast: Thursday, March 23, 2006 I'm Steve Ember with the VOA Special English Education Report. An eighteen-year-o

发表于:2019-01-30 / 阅读(185) / 评论(0) 分类 2006年慢速英语(三)月

EDUCATION REPORT - Teen Taught by Mom Wins Top Science Competition By Nancy Steinbach Broadcast: Thursday, December 15, 2005 I'm Faith Lapidus with the VOA Special English Education Report. A sixteen-

发表于:2019-01-30 / 阅读(298) / 评论(0) 分类 教育与新闻

You might not think that mathematicians have anything particularly relevant to say about your love life. But you'd be wrong--if we're talking about James Murray, a mathematician at the University of Washington in Seattle who teamed up with Psychologi

发表于:2019-01-31 / 阅读(193) / 评论(0) 分类 英语杂谈

结石怎么说 如果说,calculus(微积分)还有一层含义,即表示日常最令人痛之欲绝的结石,您会不会很很惊异?calculus(微积分)和calculus(结石)之间从词源上讲有无联系呢?今天的词海拾贝

发表于:2019-02-07 / 阅读(195) / 评论(0) 分类 英语口语

Gabrielle: Hi, Annili! How are you today? Anili: Oh, I'm fine. Gabrielle: Good! Hey, I love your scarf! Anili: Oh, my scarf! Gabrielle: Yeah, where did you get it? Anili: Oh, I bought this scarf in Sydney. Gabrielle: Oh, OK. So, Sidney is your hometo

发表于:2019-02-13 / 阅读(122) / 评论(0) 分类 英语趣味课堂

HARI SREENIVASAN: Returning now to the death of Nobel Prize-winning mathematician John Nash. I'm joined by Nash's colleague and friend Robbert Dijkgraaf, director of the Institute for Advanced Study in Princeton, New Jersey. So, first off, my condole

发表于:2019-02-17 / 阅读(177) / 评论(0) 分类 PBS访谈社会系列

In todays podcast, I am going to talk about the English word mind, and about some expressions which contain the word mind. Your mind means the things which happen inside your head, or inside your brain your thinking, in other words. We can say, for e

发表于:2019-02-19 / 阅读(200) / 评论(0) 分类 听播客学英语
学英语单词
aicon
air-to-surface
analyzer kit
antiequivalent
antiseize lubricant
as black as my hat
automated verification system
azran
ballizing
Bell interpretive system
Benbrook Dam
Bocas del Toro, Prov.
boiling coefficient
caramoussal
carl lewiss
changingly
co 2 gas shielded arc welding
coimmunoprecipitations
conductive plastic
cross action forceps
cross lubrication
declines lead
deep frozen food
degree of purification
dilutest
direction selectivity
dishoard
djins
double-voiced
drop weight rammer
droving
dulmatin
economic order quantity model
electrolytic beryllium
epitrimerus turgidus
equipment cooling
frequency multiplier klystron
genitalis arteria
genus Sanguinaria
heure
Hoxnian
hygrophila lancea miq.
implied repeal
intervening obstacles
isovaleric aldehyde
Jean Paul
kahnweiler
kgdc
kjoules
lands tribunal
leadtight
LHV (low heat value)
lifebench
macrodefined symbol type
magnaflux examination
main journal
mathematical approximation
milk-yields
mite
monobranched
mutual-perpendicular axes
Myriangiales
Naunglon
neezy
nut-gall
nuttier
off standard product
Olpidium
particulate pollution
pencases
peripheral input output control
petroleum-based
pituitary stalk
pituophiss
polar subnormal
position aspect
practical naval architecture
protocolizations
prto
pseudo-moraine
pseudocercospora pini-densiflorae
reader head
recurrent motion
reduction gear ratio
relevation
robert grays
Shirokiy, Kanal
silent auction
skylight polarization
small pole forest
squeeze sth out of sb
start-stop oscillator
stilbazium iodide
straight-ahead method
struthers
the death agony
themiss
Tongchon-ni
trusteeship
underground resources
Xenopus test
zero defect soldering