衬里离心泵

【1+1英文】 Angela:

发表于:2018-11-27 / 阅读(219) / 评论(0) 分类 英语口语1+1

WORDS AND THEIR STORIES - Teflon By Frank Beardsley Broadcast: Sunday, December 12, 2004 Now, Words and Their Stories, a VOA Special English Program about Amercian expressions. I'm Rich Kleinfeldt wit

发表于:2018-12-01 / 阅读(163) / 评论(0) 分类 WORDS AND THEIR STORIES

10. The newcomers found it impossible to ____ themselves to the climate sufficiently to make permanent home in the new country. A. shatter B. adapt C. regulate D. coordinate adapt 调整,适应 adep

发表于:2018-12-01 / 阅读(141) / 评论(0) 分类 新东方赵丽词汇课堂

今天要学的一个词是:pump。pump,Pump一般是指泵,或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采,《洛杉矶时报》的标题说:Oilfield Closure t

发表于:2018-12-04 / 阅读(115) / 评论(0) 分类 英语每日一词

Every cloud has a silver lining, says the optimist. It follows naturally, then, that the pessimist must favor looking for the rusty lining. Just as the optimist can always find reasons for hoping that bad situations can improve, so the best pessimis

发表于:2018-12-07 / 阅读(85) / 评论(0) 分类 英语散文阅读

[00:24.89]Unit 1 The summer holidays [00:29.15]Lesson 1 Dialoges [00:33.59]1 Two students meet for the first time at the beginning of term. [00:40.15]Bill: Hello.I'm Bill.What's your name? Harry: Harry. [00:46.11]Bill: Which school were you at last y

发表于:2018-12-13 / 阅读(138) / 评论(0) 分类 高中英语人教版高一

新东方赵丽词汇课堂 Lesson 112听力下载

发表于:2018-12-15 / 阅读(131) / 评论(0) 分类 新东方赵丽词汇课堂

SCIENCE IN THE NEWS - Air Pollution Harms Young Lungs / A Legal Settlement Over Teflon By Broadcast: Tuesday, October 05, 2004 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I

发表于:2019-01-02 / 阅读(184) / 评论(0) 分类 科技之光

By Melinda Smith Washington 28 March 2008 Last month we told you about a young woman in the United States who got an experimental heart pump to help keep her alive. VOA's Melinda Smith has an update on her remarkable story.

发表于:2019-01-12 / 阅读(77) / 评论(0) 分类 VOA标准英语2008年(三月)

The World Health Organization says heart disease kills about 17 million people every year and that it will become the leading cause of death in developing countries. But now, there is some hope. A new device is being marketed that could save countles

发表于:2019-01-13 / 阅读(107) / 评论(0) 分类 VOA标准英语2010年(一月)

Life-saving Heart Pump Developed for Children Sixteen-year-old Marco Murguia can now play basketball and live a normal life. But in early 2007, when he was ten, his mother, Connie Murguia, noticed he was acting sluggish and took him to Texas Children

发表于:2019-01-13 / 阅读(79) / 评论(0) 分类 VOA标准英语2012年(八月)

'Horseheads' dip into the earth to make their owners a few bucks Ted Landphair | Washington, DC 31 March 2010 If you wonder why pumpjacks are sometimes called horseheads, stick a couple of ears and paint an eye on each side of this one, and you'll se

发表于:2019-01-13 / 阅读(119) / 评论(0) 分类 VOA标准英语2010年(四)月

SCIENCE IN THE NEWS - U.S. Seeks to Cut Levels of Chemical Used for Teflon, Other Non-Stick ProductsBy Caty Weaver, Brianna Blake and Jerilyn Watson Broadcast: Tuesday, February 07, 2006 (MUSIC) VOICE

发表于:2019-01-16 / 阅读(99) / 评论(0) 分类 2006年慢速英语(二)月

He was going to ride his bike down to South Ferry. He squeezed the tires. They were soft. They needed air. I should buy a pump one of these days, he thought. He rode his bike to K-Mart on 34th Street. He walked the bike inside the store. He went to t

发表于:2019-01-22 / 阅读(100) / 评论(0) 分类 英文短篇故事(纽约)

Why Teflon Is Slippery Teflon is the trademark name for PTFE, a type of plastic. If you own any non stick cookware, then you probably use PTFE on a daily basis. You might not realize, as you fry your morning eggs, that PTFE is one of the most slipper

发表于:2019-01-22 / 阅读(252) / 评论(0) 分类 英语时差8,16

今天要学的一个词是:pump。pump,Pump一般是指泵,或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采,《洛杉矶时报》的标题说:Oilfield Closure t

发表于:2019-02-02 / 阅读(122) / 评论(0) 分类 英语单词荟萃

The blue bike was sitting in Owens living room. It had no kickstand, so he had wedged the front tire in between two bookshelves so that the bike would stand upright. Both tires were flat. Dust covered the bike. However, no household spiders had set u

发表于:2019-02-03 / 阅读(160) / 评论(0) 分类 365个英语简短小故事

November 10 11月10日 Read it! 读读看! Taylor needs gas for her car. 泰乐的车子需要加油, She can go to the gas station on June Street. 她可以去六月街的加油站, Can Taylor pay cash there? 泰乐在那里可以付现金吗?

发表于:2019-02-16 / 阅读(54) / 评论(0) 分类 大家说英语

今天要学的一个词是:pump。pump,Pump一般是指泵,或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采,《洛杉矶时报》的标题说:Oilfield Closure t

发表于:2019-02-16 / 阅读(117) / 评论(0) 分类 学个词

Why Teflon Is Slippery? 1954年,法国工程师马克格雷瓜尔(Marc Gregoire)的妻子柯莱特(Colette)突发奇想,觉得丈夫用来涂在钓鱼线上防止打结的不粘材料特氟龙(Teflon)如果可以用在煎锅上,效果一定不错

发表于:2019-02-24 / 阅读(119) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
adiabatic-efficiency
aidoneuss
alan turings
alder (alnus)
alternative condition
amol
analytically complete domain
Aspie
banalising
Bard of Avon, the
bathing suit
Bobette
burniaux
calculation formula
clear-mindeds
coefficients for internal conversion
cold reduction department
colporrhoea
columnar journal
comprehensive transport
coumarin-4
court of judiciary
Cymbopogon iwarancusa
CYP27
dangling bond band
decapsulated
deck and engine abstract logs
defensive quality
eicosenoic acid
electric bolt heater
epidemiological reconnaissance
European pasqueflower
fluorochemical
foreign trade position
front drop
gloeosporium citricolum massee
ground-effect machines
gunderson
hard flour
heater block
hide (or skin)
hilling bottom
hog finishing house
humanicides
interrogation field
irresponsively
jolt squeeze moulding machine
keep on truckin'
kick-step
kinetic energy of system
l.d.l.
labiomental area
litmocydin
macrosegregation
make things worse
mambretti
mechanical hazard
mechanics of system
merogamy (meisen-heimer 1921)
Microrhiny
molecular size
moraines
nuclear bohr magneton
offslip
Pennisetum ruppelii
perennations
photo-electron-stabilized-photicon
pliolite
post-ginning cleaner
ramus of lower jaw
ray transfer matrix
Relationship Between Vessels
rerecorded disc
rockpiles
safety deposit box
San Donato di Ninea
saopron
school of fish
sensibilisin
Seven sheets to the wind
sheathed shielded cable
simple markov process
soft-shells
soil redeposition
Stauropsis
stream contamination of wind tunnel
streamline operration
support blade
sync-in pulse
take a horn
thiirane
toll facilities
trihydrol
triple buff
tubing centrilizer
tunne
UFD
variation constant
voguing
wrong numbers
zelenko
Ziboul