涡轮高真空泵,涡轮分子泵,汽轮分子泵

[00:01.79]test 9 [00:03.35]Section A [00:04.74]Now let's begin with the 8 short conversations. [00:07.90]11. W: Will you take geology next semester? [00:11.31]M: I've had enough science courses. [00:13.75]Q: What does the man mean? [00:30

发表于:2018-12-04 / 阅读(143) / 评论(0) 分类 王迈迈大学英语六级预测与详解

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(120) / 评论(0) 分类 英语每日一词

Part 13 Ballast handling 1. Scuppers plugged. 2. Open sea suction valve and report. 3. Sea suction valve closed. 4. Ballast pump stopped.

发表于:2018-12-05 / 阅读(126) / 评论(0) 分类 海事英语

[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(143) / 评论(0) 分类 高中英语人教版高一

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Just when you thought youd heard everything, scientists have found that the reason you can hear everythingincluding things that are very quietis because

发表于:2018-12-24 / 阅读(79) / 评论(0) 分类 Scientific American(四)月

I've heard C# was created in a room with a group of designers. 听说C#是你的设计小组在一个房间里设计出来的。 Yes. It was the same room for four years. 是的。我们在同一个房间里待了4年。 Were still in that room every

发表于:2018-12-28 / 阅读(81) / 评论(0) 分类 创业成功人士访谈录

1. What is the man's main problem with his computer? A. It crashes a lot. B. His computer has a virus. C. It has a lot of junk software. 2. What is the issue with the computer warranty? A. The warranty has expired since he bought the computer. B. The

发表于:2018-12-28 / 阅读(79) / 评论(0) 分类 听英文对话做选择

The 2009 Nobel Prize in Chemistry goes to Venkatraman Ramakrishnan of the MRC Laboratory of Molecular Biology in England, Yale Universitys Thomas Steitz, and Ada Yonath of the Weizmann Institute of Science in Israel for their studies of the ribosome.

发表于:2019-01-08 / 阅读(105) / 评论(0) 分类 Scientific American(十)月

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(84) / 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(113) / 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(86) / 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(125) / 评论(0) 分类 VOA标准英语2010年(四)月

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(133) / 评论(0) 分类 2016年Scientific American(十)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(106) / 评论(0) 分类 英文短篇故事(纽约)

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(130) / 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(167) / 评论(0) 分类 365个英语简短小故事

I know your mom has a She is staying at home and taking off work. 我知道你母亲 辞职在家 Because she has to support you.There is a lot medical bills. 因为她要照顾你 你们要负担大额医疗账单 Do you like basketball?You love it?

发表于:2019-02-15 / 阅读(91) / 评论(0) 分类 艾伦脱口秀

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(58) / 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(123) / 评论(0) 分类 学个词

Head in the game, head in the game! My name is Turbo. I just wanna go a little faster. Yes! Seventeen minutes. That's a new record! Let's go, people! Pick it up! ________________1___________________. I have a life? I wish I was faster. Oh, no. What's

发表于:2019-02-27 / 阅读(145) / 评论(0) 分类 英文电影预告片填空
学英语单词
actual sovereignty
advance item
ambler super draft unit
amyotaxy
anti-fog
aphis pomis
bilious flux
bods
BONI (balance of nuclear island)
butylethylbarbituric acid
cerebral aeroembolism
chenin blancs
circularize
Corpus vesicae
drilling cycling time
electronic raster scanner
emergency trip wire system
Europaea olea
extracting stage
Fargesia strigosa
figure pattern
First Baron Marks of Broughton
Friday Harbor
genus Exaeretodon
giclee
Godavari
gymnosporous
haematocolposs
hand moulding
height equivalent to a theoretical plate
heterodimerizing
high speed polishing
Hyoscyamus pusillus
hypothalamic nuclei
Information environment.
involute geometry
irradiated nuclear fuel element
irreducible representation of group
isolated trees
jump cuts
La Rochelle
leurne
lianoid form
license to use software
liquid metal nuclear fuel
mandarin
map function
mass etch
melanogaster
mine ventilation
moulage
multi-tiers
non-banks
old Wrisberg's nerve
on-lending
oxidation ditch
oxymethylene
phase locus
plectron
position control by manoeuvre
possible debts
puzel
Quang Xuyen
radiatio striothalamica
radioactive power dissipation
rashies
receiver-dialler
repeated fluctuating stress
reresections
restriction fragments
rhetorical devices
rijn
road-blocking
robinose
samoan dances (samoa)
semi intelligent
semi-pinacol rearrangement
series wound
software security certification
Specific-feature
stood on your two feet
stream-work
styrene monomer
sub-assembly of hull structure
swapt
tactile floor tile
Tamasopo
temporalwards
themoduric
throw bows
touch needle
transient recording
transmission line loss
transverse ridge
tridymus
uncondited
upsert
vernier calipers
work center percent change audit report
Yingishi
zhaojun
zinc ichthyol sulfonate