轮转胶印机

SCIENCE IN THE NEWS - Fight to End Polio a Story of Unexpected Problems, but Also Progress Over the years, polio experts have had to learn to deal with surprises. Transcript of radio broadcast: 03 March 2008 VOICE ONE: This is SCIENCE IN THE NEWS in

发表于:2019-01-11 / 阅读(54) / 评论(0) 分类 VOA慢速英语2008年(三)月

This is the VOA Special English Development Report. Sometimes it takes an engineer to help a village. In poor communities, that help may come from volunteers with a group called Engineers Without Borders. A civil engineering professor in the United

发表于:2019-01-11 / 阅读(41) / 评论(0) 分类 VOA慢速英语2008年(一)月

It Can't Happen Here by Sinclair Lewis Chapter 10 While I hate befogging my pages with scientific technicalities and even neologies, I feel constrained to say here that the most elementary perusal of the Economy of Abundance would convince any intell

发表于:2019-01-26 / 阅读(62) / 评论(0) 分类 有声英语文学名著

oil field 油田 wildcat 盲目开掘的油井 percussive drilling 冲击钻探 rotary drilling 旋转钻探 offshore drilling 海底钻探 well 井,油井 derrick 井架 Christmas tree 采油树 cr

发表于:2019-02-03 / 阅读(73) / 评论(0) 分类 英文语法词汇

Christmas in America means different things to different people. To some people, Christmas means brightly wrapped packages under a decorated tree. To others, it means family reunions and a wonderful meal together. To Christians, it means Jesus' birth

发表于:2019-02-08 / 阅读(58) / 评论(0) 分类 实用英语

Now look, I'm a technology fan, but I have to admit to you all I'm a little old. 我是一个技术发烧友,但我得承认我年纪是大了点。 So I was a little slow, and I did not trust technology, and when they first came out with those new

发表于:2019-02-13 / 阅读(44) / 评论(0) 分类 TED演讲国际问题篇
学英语单词
3-bromosalicylaldehyde
a wrap
Aitken's theorem
American white pine
ampulla of uterine tube
amylograph
apertura piriformis
automatic phase synchronization
ballsed up
barge warping winch
BDHI
bespelling
biagis
Calopogon tuberosum
claredon
cold-formed steel
complement clause
computer language
concaveupward
corrosion potential
Craigia
cross modulation distortion
desire for power
double superphosphate
Drimiopsis
erustate
F.S.R. and C.C. clause
fact on which a claim is based
fossula fenestr? vestibuli
frequency indicating device
friendly fires
frippery
globose scale
Glos,Gloss.
grooved
gun-type bomb
hateful
Haukivesi
hot metal
Hydrochoerus
inflatus
inspection practice
integral test system
Jablunkov
K-polynomial
K.B.
late-come
lead(iv) hydroxide
leeky store
Lentzea
Leptodermis microphylla
line contact pressure
listwork
livestock dips
Long Teru
lucky sort
MAJC
mecholin
methyprylon noludar
microprocessor based data acquisition system
Missouri Plan
monostelic
Mpurukasese
network linear bus
nip...in the blossom
non slipping spur
non-stardom
non-tradeds
nonipara
omental enterocleisis
on load tap changing transformer
oncostatic
onion yellow-dwarf virus
operand-precision register
overthrower
parahepatic
permeable tunnel,drainage tunnel
Plicifera
polymethacrylates
Pritchetts
prometaphases
ring data structure
rotary swaging
seakeeping data analysis center
section gang
slip prong
spacer basket
spheroidal decomposition
stiffening piece
stoule
subideas
texture goniometer camera
thabits
theodhori
transecting
undercollateralized
usage bit in a page table word
vancura
weather bureau signal station
weissenfels
withstanding pressure
Zeboudja