弹性剪切形变

The Obama administration is promising a review of the airport security procedures after the Christmas day attempt to blow up a Northwest Airlines flight. A Nigerian man suspected of trying to detonate explosives on the plane bound for Detroit has bee

发表于:2018-12-02 / 阅读(95) / 评论(0) 分类 2009年NPR美国国家公共电台12月

Computer Simulations Might Predict Future Earthquakes 电脑模拟能够预测未来地震 Geologists say they knew a large earthquake was coming in South Asia, but they did not know when. The Himalay

发表于:2018-12-08 / 阅读(93) / 评论(0) 分类 VOA2005(下)--环境科学探索

Leading the news this morning It seems Labor's woes aren't only confined to Queensland.The latest news poll shows the gap between the two parties preferred vote has widened to 14,with coalition sitting on 57%.The ALP's primary vote has slipped three

发表于:2018-12-11 / 阅读(58) / 评论(0) 分类 澳洲ABC新闻快递2012年

[00:04.62]Section 2 [00:07.50]You will hear an announcer giving information about the site of a circus. [00:15.18]Look at questions 10 to 14 and the map. [00:21.39]As you listen,write the appropriate letter from the map [00:27.98]next to the faciliti

发表于:2018-12-11 / 阅读(161) / 评论(0) 分类 最新版雅思听力指南

I'm John Berman, sitting in for *, welcome to the 360 podcast. Convicted of trying to kill three people but not actually killing a fourth. Michael Doug raise a justice. Let's get started. It was a shocking crime. It started as a disagreement over lou

发表于:2018-12-19 / 阅读(68) / 评论(0) 分类 CNN2014年(二)月

Every two weeks, on the full and new moons, the sun, moon and Earth fall along a nearly straight line. The combination of gravitational forces in this arrangement creates large swings in the tides. But the celestial alignment affects more than the oc

发表于:2018-12-24 / 阅读(50) / 评论(0) 分类 2016年Scientific American(九)月

...Africa. The African plate has been drifting north over millions of years. And when it pushes against the European plate, huge fold s of rock have been forced up and over one another into great moun

发表于:2019-01-02 / 阅读(165) / 评论(0) 分类 欧洲自然写真

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Bats see with their ears, which are highly attuned to pick up minute variations in the reflection of the sound pulses they use to echolocate. Here are so

发表于:2019-01-08 / 阅读(115) / 评论(0) 分类 Scientific American(十二)月

The deputy head of Ingushetia's Supreme Court has been shot dead in the latest incident of violence to hit Russia's troubled Caucasus region. The assassination of Justice Aza Gazgireeva follows a recent high profile killing in neighboring Dagestan,

发表于:2019-01-13 / 阅读(56) / 评论(0) 分类 VOA标准英语2009年(六月)

A cluster of villages in China's Guizhou province has been plagued by an outbreak of disease that damages teeth and bones. Now, a new study by Chinese and American researchers puts the blame on polluted coal burned in home fireplaces. In small quanti

发表于:2019-01-14 / 阅读(95) / 评论(0) 分类 VOA标准英语2010年(十)月

This is Scientific Americans 60-Second Science. I am Christopher itagliata. Got a minute? How heavy is the Milky Way in comparison to its neighbor galaxy, Andromeda? Well, depends how you calculate it. In 2006 one group of astronomers figured the Mil

发表于:2019-01-20 / 阅读(80) / 评论(0) 分类 2014年Scientific American(八)月

How heavy is the Milky Way in comparison to its neighbor galaxy, Andromeda? Well, depends how you calculate it. In 2006 one group of astronomers figured the Milky Way was twice as massive as Andromeda. A 2009 estimate evened the score, calculating th

发表于:2019-01-20 / 阅读(68) / 评论(0) 分类 2014年Scientific American(八)月

How heavy is the Milky Way in comparison to its neighbor galaxy, Andromeda? Well, depends how you calculate it. In 2006 one group of astronomers figured the Milky Way was twice as massive as Andromeda. A 2009 estimate evened the score, calculating th

发表于:2019-01-20 / 阅读(79) / 评论(0) 分类 2014年Scientific American(八)月

15At the end of every seven years you must cancel debts. 2This is how it is to be done: Every creditor shall cancel the loan he has made to his fellow Israelite. He shall not require payment from his fellow Israelite or brother, because the Lord 's t

发表于:2019-01-26 / 阅读(114) / 评论(0) 分类 申命记

1. Russians 1、俄罗斯人 Scientists still cannot agree on their origins and answer the question when Russians became Russian. The ancestry of Russians were sought among Normans, Scythians, and Sarmatians, and even the South Siberian Usuns. 俄罗斯

发表于:2019-02-01 / 阅读(70) / 评论(0) 分类 阅读空间

By Paul Sisco Washington, DC 15 February 2008 Scientists have started analyzing data and images acquired when the Messenger space probe passed within 200 kilometers of the planet Mercury last month. It was the first flyby of the solar system's inner-

发表于:2019-02-06 / 阅读(134) / 评论(0) 分类 VOA常速英语2008年(二月)

The Zika virus outbreak in Latin America could be a bigger threat to global health than the Ebola epidemic that killed more than 11,000 people in Africa. That's according to several public health experts who spoke with the Guardian and Examiner newsp

发表于:2019-02-08 / 阅读(98) / 评论(0) 分类 英语新闻

质量合格证书 certification of fitness 原材料 raw material 底板 bottom plate 垫层 cushion 侧壁 sidewall 中心线center line 条形基础 strip footing 附件 accessories 型钢 profile steel 钢板 steel plate 熔渣 slag 飞溅 weldin

发表于:2019-02-15 / 阅读(133) / 评论(0) 分类 实用英语

本期内容: The World Health Organisation warned that Zika, a mosquito-borne virus linked to brain deformation in human fetuses, is likely to spread to every country in the Americas except Canada and Chile. Brazil has reported 3,893 cases of micr

发表于:2019-02-20 / 阅读(86) / 评论(0) 分类 夏说英语新闻晨读

英语单词快速记忆法丛书(2)

发表于:2019-02-26 / 阅读(420) / 评论(0) 分类 英文语法词汇
学英语单词
adherer
alkalizations
allelic interaction
angle of tilt
antherophore
beer on tap
bifunctor
billygoat
bimetallic saw blade for hack sawing machine
booster power plan
Brazilian capital
capacitive coded disk
catalog-protection technique
cellophane of quarter wave plate
change control procedure
chemoherm complexes
cocycle basis mapping
compound sill
contact modulation
cross that bridge when one comes to it
Crusnes
cycles per instruction
damage and shortage report
Dao Heng Bank Limited
delayed gate
double exposure
double run feed
drawbar horsepower
element of length
extra-approach
family combretaceaes
fixed component
flambuginous
fling off
h.v.
halieutical
hand finish
hexacoordinate
high duty steel
high-density tape recorder
holding over
i want to love
incovertible
information-technology
inlet louver
kissing bug
laid off
lake paludification
laryngeal respiration
Maithripala
markhor
material properties
minimum mean square error
misrum
more recent
N.C.
network virtual terminal protocols
niranium
noisy mode
normal beam technique
not-sufficient-funds check
Oicomonadaceae
operational flight trainer (oft)
perennial vegetable crop
Phenodianisy
pochos
preadapts
prevention of fatigue
processing charges
prosopoagus
put someone through a catechism
reddin
release value
resistance-stable
savanna
scapular vein
sector magnetic field
seeketh
selective diversity combining
Shiokawa
space-borne radar
steam-assisted
straight angles
subreplacement
subsequent crop
sulfur(vi) oxytetrafluoride
swacky
swathing device
tetrahexa-hedron
Thalassiophyta
throttle primary barrel
thunder machine
timas
time-ships
tippy tea
tossing back
ullages
under the knife
vitality
wagon deck
Web site hosting
whirling thermometre