往复泵的脉动作用

A letter of thanks October the 9th 2008 Dear Xiaojun: Im now writing these few lines to appreciate your hospitality during my traveling in Yunnan. Undoubtedly, my travel cant have been so interesting and unforgettable without you. In the addition, it

发表于:2018-11-29 / 阅读(225) / 评论(0) 分类 四级范文背诵50篇

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(184) / 评论(0) 分类 英语每日一词

6 希望还人情 3句英文任你选 I'm in your debt. 我欠您个人情。 We hope to have the opportunity of reciprocating in future. 希望今后能有机会答谢你们。 I expect that you will have a chance to visit our home soon. 期望您在不

发表于:2018-12-31 / 阅读(146) / 评论(0) 分类 商务英语口语每天三句半

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(148) / 评论(0) 分类 VOA标准英语2008年(三月)

By Bill Rodgers Washington 10 January 2008 It was one year ago that President Bush addressed the nation to announce an increase of U.S. combat forces in Iraq. Sectarian violence was spiraling out of control, American casualties were rising, and some

发表于:2019-01-13 / 阅读(141) / 评论(0) 分类 VOA标准英语2008年(一月)

Following on from Asia, European markets surged on the hope that new stimulus plans will help put the brakes on the economic downturn. British Prime Minister Gordon Brown met with French President Nicolas Sarkozy and European Commission leader Jose

发表于:2019-01-13 / 阅读(134) / 评论(0) 分类 VOA标准英语2008年(十二月)

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(175) / 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(151) / 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(193) / 评论(0) 分类 VOA标准英语2010年(四)月

By Robert Raffaele Washington 05 March 2008 The top U.S. military commander in Iraq says there is progress in Iraq, but political reconciliation is still necessary to bring together the various segments of Iraqi society. VOA's Nazzy Beglari spoke to

发表于:2019-01-19 / 阅读(136) / 评论(0) 分类 VOA标准英语2008年(三月)

By Dan Robinson Capitol Hill 11 September 2007 General David Petraeus, the U.S. commander in Iraq, faced tough questions Monday while testifying before two congressional committees about what he says has been significant progress against al-Qaida and

发表于:2019-01-19 / 阅读(210) / 评论(0) 分类 2007年VOA标准英语(九月)

By Margaret Besheer Irbil 16 July 2007 The patience of the American public and many politicians is waning as Iraqi violence continues and political reconciliation remains beyond reach. An additional 30,000 U.S. troops have arrived in Iraq, as calls i

发表于:2019-01-19 / 阅读(215) / 评论(0) 分类 2007年VOA标准英语(七月)

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(184) / 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(198) / 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(233) / 评论(0) 分类 365个英语简短小故事

商业英语书信常用结束语(二): (6)我们时刻不忘尽我们所能,为您服务,等。 1. We assure you of our best services at all times. 2. We shall spare no efforts in endeavouring to be of services to you. 3. We shall be p

发表于:2019-02-07 / 阅读(149) / 评论(0) 分类 英语作文

今天我们要学的词是 surge. Surge 做为名词,有猛增的意思。美国总统候选人奥巴马和罗姆尼第一场辩论结束后,Romney enjoyed a surge in the polls after his strong performance. 罗姆尼在辩论中强有力的表现,

发表于:2019-02-08 / 阅读(182) / 评论(0) 分类 英语单词荟萃

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(193) / 评论(0) 分类 学个词

(6)我们时刻不忘尽我们所能,为您服务 1. We assure you of our best services at all times. 2. We shall spare no efforts in endeavouring to be of services to you. 3. We shall be pleased to be of service to you at all times. (7)请原

发表于:2019-02-18 / 阅读(180) / 评论(0) 分类 实用英语

my God! poor Tashtegolike the twin reciprocating bucket in a veritable well, dropped head-foremost down into this great Tun of Heidelburgh, 天呀!可怜的塔斯蒂哥象只竖井的往复轮替的吊桶一般,头一冲,直掉进了那只海德堡

发表于:2019-03-10 / 阅读(189) / 评论(0) 分类 白鲸记
学英语单词
2-phenanthrylamine
aberlour (charlestown of aberlour)
acidifying machine
after-treatments
altamaha
ametamorphosis
anodic oxide coating
arteriae auditiva interna
babelomurex kinoshitai
Bachelor of Science in Engineering
bailing on
base resistance controlled thyristor
batboat
bellmouthed pipe
Celogovab
Chaetodonidae
check up
cocoon production
cola nuts
commit perjury
compaction correction
correctionalism
critical line
DFW (deaerator feedwater)
dimethyltrimethylene glycol
discriminative monopoly
Duval's nuclei
effective intensity
electric hedge shears
Ellis Grove
embellishes
facial-hypoglossal nerve anastomosis
family Giraffidae
final account of state revenue and expenditure
flesh separator
four flute taper shank core drill
four-electrode method
fricton neuritis
garden fork
Gorodovikovsk
head-end reprocessing
heavy-water-moderated gas-cooled reactor
her cup of tea
historical data base
Huyghens principle in wider sense
icrosome
inclined undercut gate
infrastructural development
insured's id number
intrinsic pathway
intron-less
involute helicoid
knee action suspension
limacinean
Lonicera brevisepala
macle
macula adherens
magnetic variability
mechanical conveyance system
misthreads
molten-cast brick
monosomic analysis
mosaic coating
mouthbreathers
moving boundary method
myelinopathies
Myndagay
Nairnsandstone
national institute of standards and technology (nist)
ore content
overload detector
paigcs
parallel mode
pars ceratopharyngea musculi constrictoris pharyngis medii
parseltongue
partially ordered plan
pattern screw
pentacosanic acid
photoelectric cathde
postburnout heat transfer
press-spahn
quintana roos
regular set
republics of suriname
restored species
rump roasting
salpiform
shootfighting
solenold-operated air valve
someone up there hates me
sportscasters
stercometry
strongarmed
tit for tat
tourism development
trade-mission
turnsilver
unroosted
V-shaped sweep
Verkhnyaya Buyunda
wave time history
ymr