[建] 混凝土化学

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(129) / 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(127) / 评论(0) 分类 2017年Scientific American(一)月

发表于:2018-12-25 / 阅读(140) / 评论(0) 分类 洋话连篇

Michael通过破坏空调系统使牢区发生骚乱,掩人耳目。趁此机会,他和Sucre来到混凝土墙壁跟前准备凿洞。 [00:07.44]Listen and Share [00:41.42]Michae [00:48.10]Sucre [00:54.39]Let the bulls worry about the noise. [00:56.05]You worry about [00:56.53]how you'r

发表于:2019-01-01 / 阅读(264) / 评论(0) 分类 越狱第一季

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(226) / 评论(0) 分类 英语语法 Grammar Girl

As It Is - Remember Your Chemistry Classes? An international team of researchers recently reported creation of a new element that is 40 percent heavier than lead. The researchers successfully developed what they are calling Element Number 117 at a la

发表于:2019-01-03 / 阅读(156) / 评论(0) 分类 2014年VOA慢速英语(八)月

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(112) / 评论(0) 分类 大学四六级阅读

[00:10.40]Now youre talking! [00:13.84]So,have you had any more thoughts about what youre going to do next year,them? [00:19.70]Mm.I dont know,really. [00:24.14]I mean.I was thinking that it might be a good idea to do that art course I was telling yo

发表于:2019-01-10 / 阅读(245) / 评论(0) 分类 创新英语教程第三册

Having the opportunity to take on a diverse range of classes such as economics and chemistry along with her music studies is the perfect combination for Diane. Marsha James | Washington DC 10 August 2010 Oberlin Conservatory of Music Student Diane Ly

发表于:2019-01-13 / 阅读(143) / 评论(0) 分类 VOA标准英语2010年(八)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(146) / 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(104) / 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(165) / 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(136) / 评论(0) 分类 英语每日一词

This years Nobel Prize in Chemistry is about the worlds smallest machines. G?ran Hansson, secretary general of the Royal Swedish Academy of Sciences, earlier this morning. The Royal Swedish Academy of Sciences has decided to award the 2016 Nobel Priz

发表于:2019-01-17 / 阅读(169) / 评论(0) 分类 2016年Scientific American(十)月

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(156) / 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(120) / 评论(0) 分类 愉悦口语

By Tom Rivers London 07 October 2009 Ada Yonath (file photo) Two Americans and one Israeli share this year's Nobel Prize in Chemistry for their work showing how the DNA code is translated into life itself. Americans Venkatraman Ramakrishnan and Thom

发表于:2019-02-03 / 阅读(134) / 评论(0) 分类 VOA标准英语2009年(十月)

By Kevin Billinghurst Stockholm 10 October 2007 The 2007 Nobel Prize for Chemistry has been awarded to Gerhard Ertl of the Max Planck Society in Berlin. Kevin Billinghurst has the story from Stockholm. The Royal Swedish Academy of Sciences honors Pr

发表于:2019-02-04 / 阅读(148) / 评论(0) 分类 2007年VOA常速英语(十月)

A Japanese and a pair of American scientists captured this year's Nobel chemistry prize for discovering a glowing green protein in jellyfish that can be used to spot the beginning of diseases like cancer. Lisa Bryant has more on the prestigious awar

发表于:2019-02-06 / 阅读(123) / 评论(0) 分类 VOA标准英语2008年(十月)

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(96) / 评论(0) 分类 美国乡村音乐
学英语单词
abkaris
acid flux
allulose
appertisation
assessments contingency
backstreet
balance the book
betadine
borato
brachialis
centre margin
ceteri
co-accnsed
Coley's fluid
colitose
commutator controller
CORNWELL
data entry error
dead weight cargo
dipped article
dry basis pencentage
dubuffets
egyptian-israeli
electronic clearing
emulged
equal to cash
exchange acid
explosion forming
extractum hamamelidis liquidum
filament ground
fire-control quadrant
fish protein fibre
foreweighs
full height tooth
Garajonay National Park
Gentiana pubigera
goodin
guide pin bushing
high quantum number
homeplug
icing rate meter
indeliberate
Indeogwon
infantile landform
insurance expired
jet-induced circulation
Konishi Yukinaga
Koranga
legal debt margin
Matehuala
mazzinis
metrology
mishpat
Moberly Lake
mortgage-backed
murine mammary cancer
neighbouring group
non-called code display working
non-steroidal anti-inflammatory drugs
nonrecurrent revenue
nonstructural
nooseless
overachieving
paleologus
para-relations
pelrimage
permanent asset
photostimulator
pinching-out
polynomial-time algorithm
primordial follicles
purine deamidase
rancorless
reed receiver
rescuin'
rhamnicoside
rudimentss
salty flavo(u)r
scodgy
series-connected
sodium chloraurate
solvent refining agent
spirotron
ST_arriving-and-departing_evicting-and-forcing-to-leave
Stephens, C.
stump extractor
swaybacked
take proceedings against someone
the second technical revolution
tilled land
tined provisions
tirelessness
tomaszs
Tongli
Triclinofoshagite
vacuum-controlled advance
VDT (visual display terminal)
vermifugum
vessavana
viscous vortex
voltage selection relay
wild barley