脂混凝土

By Gary Garriott Broadcast: September 8, 2003 This is Robert Covent with the VOA Special English Development Report. Bridges are an important part of transportation systems. They make it possible to t

发表于:2018-12-01 / 阅读(184) / 评论(0) 分类 VOA2003(下)-发展与科学

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(81) / 评论(0) 分类 英语语法 Grammar Girl

By Ben Gilbert Baghdad 11 January 2006 An Iraqi mason works on a wall surrounding a new school on the outskirts of Basra (file picture) Iraq has been hit with a construction boom - in no small part du

发表于:2019-01-07 / 阅读(141) / 评论(0) 分类 2006年VOA标准英语(一月)

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(87) / 评论(0) 分类 农业与发展

VOA's Weekly Science and Technology Magazine Art Chimes 05 January 2010 MUSIC: Our World theme This week on a special edition of Our World, some of our favorite stories of the past year ... including a high-tech wrinkle to that humblest of building m

发表于:2019-01-23 / 阅读(45) / 评论(0) 分类 VOA标准英语2010年(一月)

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(87) / 评论(0) 分类 VOA标准英语2010年(一月)
学英语单词
acer wilsonii rehd.
acylglycerol
adaptability to changing
adiaphoracy
affrayitly
AID (aerosol ionization detector)
alertoi
alloxuric
alternaria atrans
anepigraphous
annual programme of work
apex of cone
assault echelon
at six
b-m
barometric pressures
bestialist
Bhangaha
bisulphid
Bohemian-Moravian Highlands
buryingplaces
chew the food
Chilobolbinidae
cold bed
control program generator
cosmetic technology
deep-sea lead
dermatology of traditional Chinese medicine
Detroit Res.
development of power
dna-binding
dustpan dredger
electric hand shaper
excess demand function
exert oneself
ficano
forecast quantity
gamma ray source
gap of key
good neighbour policy
heat plant
hold-back sprocket
hydrophile-lyophile balance
indirect production
insertor
international radio science union (ursi)
IVRT
jlc
Kirchheim in Schwaben
Konsyl-Fiber
Lapas
Leontopodium stoechas
linches
lithium molybdate
lobophytum pauciflorum
local lane
Mabaalstad
massacring
median longitudinal carinae
miner oil
model period vibration
moniliforme
multiple factor experiment
neutron interference
non-reversing mill
Nyctanassa
Nyun'karakutari
oceanlike
optical scattering coefficient
osmoregulation
performance number
photoionization transition
Pimpinella silvatica
plastic jacksted gasket
plastic working mold
po-9s
poppin' fresh
posterior uveitis
procera
processing control
prolactin inhibitory factor
restructuring of investment
salomonica
Serpulinaceae
shopping-lists
sink or swim
speed ratio controller
staebler
standby arrangement
T-28
tantulocarid
taraxacum pseudo-albidum kitag.var lutescens kitag
thief sand
Thymus altaicus
tricarballylates
trigger triode
undersea nuclear power plant
voddy
wallow in the mire
whirling stand
World badminton championships
z-directions