保温混凝土

Researchers: Recycled Concrete's Time Has Come SOUTH BEND, INDIANA Recycling in the construction industry has become big business. It's easy to find new life for everything from old windows to wood beams. But until now, concrete the most widely used

发表于:2018-12-08 / 阅读(89) / 评论(0) 分类 VOA标准英语2016年(八月)

Concrete is one of the most widely used materials on the planet. And this consumption comes with a heavy ecological price. Rouzbeh Shahsavari, a materials scientist at Rice University. Around 5 to 10 percent of total CO2 emissions comes from concrete

发表于:2018-12-18 / 阅读(75) / 评论(0) 分类 2017年Scientific American(一)月

Grammar Girl here. Todays topic is cement versus concrete. Guest writer Sal Glynn writes: Accuracy is important. You might think concrete and cement are interchangeable, but you'll quickly find that you're mistaken when some guy at Home Depot rolls h

发表于:2019-01-02 / 阅读(166) / 评论(0) 分类 英语语法 Grammar Girl

China builds first tower-type solar-thermal power station BEIJING, Nov. 12 (Xinhua) -- The first tower-type solar-thermal power station in Asia has been built in northwest Beijing, chief of the program said on Monday. Wang Zhifeng, a researcher at th

发表于:2019-01-07 / 阅读(125) / 评论(0) 分类 英语新闻

1. President Bush meets Pope Benedict XVI defending his humanitarian record after the Pope expresses concerns about what he calls the worrisome situation in Iraq. On the streets of Rome, thousands of anti-American protestors denounced Bush. 2. It's a

发表于:2019-01-08 / 阅读(117) / 评论(0) 分类 美联社新闻一分钟2007

1.His proposal is very _______. We do not need any explanation. A. concrete B.loyal C.grey D.draft 2.This is a _______ computer, which we just bought for our research. A. detective B.luggage C.digital D.grave 3.The two pictures are _______. We dont k

发表于:2019-01-08 / 阅读(68) / 评论(0) 分类 大学四六级阅读

This is the VOA Special English Development Report. Today we bring you a new take on an old tale. It's the story of the three little pigs and the big bad wolf that blew down a house made of straw and one made of sticks. The only house left standing

发表于:2019-01-11 / 阅读(78) / 评论(0) 分类 VOA慢速英语2009年(十)月

Volunteers Help Revive LA's Concrete River Thousands of volunteers turned out on a recent weekend to remove the trash that has been deposited by winter rain storms. The Los Angeles River was lined with concrete in the late 1930s and 1940s, after year

发表于:2019-01-14 / 阅读(93) / 评论(0) 分类 VOA标准英语2013年(五月)

今天我们要学的词是concrete。 Concrete具体的,实质性的。美中战略与经济对话星期二结束。美联社报道说,The United States and China ended two days of high-level talks with few concrete results, 美中结束了为期两

发表于:2019-01-16 / 阅读(55) / 评论(0) 分类 英语单词荟萃

DEVELOPMENT REPORT - Long-Life Concrete Bridges By Jill Moss Broadcast: Monday, June 07, 2004 This is Robert Cohen with the VOA Special English Development Report. Each year, road accidents kill a mil

发表于:2019-01-16 / 阅读(115) / 评论(0) 分类 农业与发展

今天我们要学的词是concrete。 Concrete具体的,实质性的。美中战略与经济对话星期二结束。美联社报道说,The United States and China ended two days of high-level talks with few concrete results, 美中结束了为期两

发表于:2019-01-16 / 阅读(96) / 评论(0) 分类 英语每日一词

As a greater proportion of Britons live alone, the demand for one bedroom, space efficient solutions is increasing. The UK Ideal Home Exhibition has the latest ideas to maximize space in smaller homes and energy saving ideas. Our reporter Wang Xiao h

发表于:2019-01-19 / 阅读(64) / 评论(0) 分类 英闻天下

The bar owner was upset. His best customer was in the hospital. He had a head injury. What happened? the owners wife asked. He said, He drank too much. When he went outside, he fell down. His head hit the sidewalk. Now he's in the hospital. This isn'

发表于:2019-01-22 / 阅读(101) / 评论(0) 分类 英文短篇故事(纽约)

讲解文本: concrete 具体的,混凝土的 We still don't have a concrete timeline for the plan. 关于这个计划,我们还没有具体的时间表。 I can't tell you anything concrete. 我也不能跟你说得太具体。 疯狂练习吧!

发表于:2019-01-22 / 阅读(74) / 评论(0) 分类 愉悦口语

Today a new geo-thermal power station was opened in Kawerau, in the eastern Bay of Plenty. Geo means earth and therm means heat. The power station uses hot steam from the earth. Like the geo-thermal power station at Wairakei, which opened in the 1950

发表于:2019-01-27 / 阅读(109) / 评论(0) 分类 新西兰英语

By Brian Wagner Miami 22 October 2007 NASA officials say possible rains and low clouds may force the delay of Tuesday's scheduled launch of the space shuttle Discovery. In Miami, VOA's Brian Wagner reports the shuttle is set to deliver a new module t

发表于:2019-01-31 / 阅读(76) / 评论(0) 分类 2007年VOA常速英语(十月)

The Satsop nuclear plant in western Washington State never generated a kilowatt of electricity. The cavernous and windowless nuclear reactor building has gone begging for commercial tenants for years. And it finally has one. 位于华盛顿州西部的

发表于:2019-02-14 / 阅读(97) / 评论(0) 分类 VOA双语新闻 2011年1月

Many houses in New Zealand are cold. Our traditional wooden house had no insulation. If you live in a house like that, you are paying for heat to escape from the ceiling, walls and under the floor. Insulation is made from material like wool or fibreg

发表于:2019-02-18 / 阅读(104) / 评论(0) 分类 新西兰英语

每一个孩子都是可爱的小天使,但不是每一个天使都能够幸福地飞翔。寂静的墓地里,小小的石碑上,冰冷的石头塑成一副没有表情的石像。那是被剥夺生命权利的小小精灵,永远地长眠于地

发表于:2019-02-18 / 阅读(58) / 评论(0) 分类 美国乡村音乐

Reentry Heat [Why does a space shuttle get hotter on reentry than on liftoff?] 能想象航天飞机穿越大气层时受到摩擦产生的热量有多惊人吗?来一起听听吧。 M:Dolle,we now know that the space shuttle Columbia burned up whe

发表于:2019-02-24 / 阅读(71) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
accelerating chain
acceleration of wind
Adelsdorf
after injection
agrarian structure
aheat
airspace coordination area
API reference
bedwarfed
Birbeck
black-flagging
Blatne
breaker depth
bromine radioactive
Bullenbaai
capture release sampling
centring wedge
codifferentiation
colorblock
communicating the system
CR production
crown circle
defibrated wood
degree fahrenheits
Depofemin
displacement recorder
double-acting compression
Down syndrome
ear of rice
El Bendito
electron-optic
eventriqueness
explicit debt
feed worm
foomart
get straight
Gimouille
go out to
heat seal paper
high precision multimeter
instrument runway
integrated emission
integration between limits
irene curie
Kelly's tests
krase
Lepiota clypeolaria
leukocyle migration theory
lithocyte
lowcut
madeleys
magne-see
Mandy 2,mandy
miniature electromagnetic clutch
mintmark
mixed coal
mooring wire rope
naphthenic oil
neuromodulating
nitropyromucic acid
noncable
o'herlihy
of all stripes
on a merry pin
opera-hood
Pikwe
prunellidaes
purkinje's corpuscles
quadruple table
ratio electromagnet
reapportioning
receding star
rockburst
roller apron system
roman fleuves
rotary moving blade vacuum pump
royal commission on labour
Samburus
Saxifraga omphalodifolia
set associative buffer storage
siltladen river
Skepptuna
softbot
soulboys
steam and water separation
stricture of common bile duct
systolic ejection
tank gas freeing by steam
thewissen
tomislavgrads
tooth rake
touchdown attitude
traffic handling capacity
transgenderisms
transmitted spectrum
trumpet log
tunica stricta (bge)fisch.et mey
uninspiringly
upper wind chart
urethral caliber
wasting syndrome
yorke peninsula