[化] 多叶轮泵; 多级叶轮泵

ATTENDANT: Can I help you, sir? SAM: Yes, I've been sitting here for a few minutes. I'm waiting for someone to put gas in my car. ATTENDANT: I'm sorry, sir. But this is the self-service pump. SAM: Self-service? ATTENDANT: Yes. You must fill up the

发表于:2018-11-28 / 阅读(204) / 评论(0) 分类 旅游英语口语

[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(138) / 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(115) / 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(122) / 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(138) / 评论(0) 分类 高中英语人教版高一

Vicious weather in the southern plains. Two deadly tornadoes swirling in unison in southern Oklahoma. All of it caught on tape. There comes one right there. Look at them. They are all over. As you can hear, storm chasers were only reporters because i

发表于:2019-01-08 / 阅读(146) / 评论(0) 分类 CNN2010年(五)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(77) / 评论(0) 分类 VOA标准英语2008年(三月)

British scientists have found a drug used to fight leukemia that appears to stop multiple sclerosis in its early stages and restore lost function to patients. Although still in the clinical trial phase, it is being called by some, the most promising

发表于:2019-01-13 / 阅读(106) / 评论(0) 分类 VOA标准英语2008年(十月)

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(108) / 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(80) / 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(120) / 评论(0) 分类 VOA标准英语2010年(四)月

日本富士通实验室的研究人员开发了一种无线充电系统,可同时给一定范围内的手机、数码相机及手提电脑等各种移动设备充电,无需使用电缆。该系统最早可于2012年正式推出使用。该系统被

发表于:2019-01-19 / 阅读(178) / 评论(0) 分类 阅读空间

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(101) / 评论(0) 分类 英文短篇故事(纽约)

By Anjana Pasricha New Delhi 28 April 2008 India has launched a record number of satellites into space in a single mission. The launch marks a milestone for the country's space program. Anjana Pasricha reports from New Delhi, India wants to emerge as

发表于:2019-01-31 / 阅读(114) / 评论(0) 分类 VOA常速英语2008年(四月)

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

CAPE CANAVERAL Two American astronauts will venture outside the International Space Station Monday to stow a failed coolant pump and extend the outpost's Canadian railway. Wearing protective spacesuits in a deadly vacuum(真空) environment, Stephen

发表于:2019-02-05 / 阅读(132) / 评论(0) 分类 英语新闻

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

上次我们学了两个由hour这个词组成的习惯用语,the eleventh hour解释最后时刻, zero hour意思是关键时刻。 今天我们再讲两个也是从hour发展而来的习惯用语,但和上次不同的是今天学的都表示欢

发表于:2019-02-17 / 阅读(66) / 评论(0) 分类 实用英语
学英语单词
acceleration by powering
acceleration error coefficient
algebraic loop
Almadenejos
alphabet code
altricios
aluminum winding foil
ammeter transformator
anomerism
appraisement organization
Battey's operation
Bischofia
blue-gown
bonds market
BThE
Bupleurum krylovianum
calculable transfer standard
Chrom-Beidellite
cinchona bases
cleaner blade
constant current charging
countable probability
Craigton
curium compound
d-x
debutante (france)
diathermal
do-ityourself
do-something
eccentric circles
ecclesiasticalness
ED card
egg-stand
electro plating
faan fictions
family Agaricaceae
gabarre
Gere, Richard
hard mouthed
hemimetabolous(hemimetabolic)
hesperiphona vespertinas
Hodectron
Hungarian Socialist Party
in storer
industrial sewing machines
inner freedom
instyles
ireporters
isopyknosis
Kuldiga
lan-free data movement
lappics
loess(i)al soil
low thinning
major muscle group
mark-down percentage
Mayyūn
mixed film friction
mralι Adasι
multiorder reference code
Neckarbischofsheim
nonacid
norethindrone acetates
pair of poles
pit for gate
pitrilysins
pollen press
posterior-root
Queen's ship
rachaiya (rashayya)
rated heat input
rectally
refunctioning
reliability criterion
repromit
riveling
salicylated iodine tincture
Samythinae
sandwich-board
simultaneous operation computer
spansaw
spermoraria
spoonless
Tambellup
tension tannage
Theo-Time
togai
toyless
track center distance
tubular pump-turbine
ultra-acoustics
University College, London
untarmacked
untemperance
upper abdominal
Vaudremer's tyberculin
wairding
wellaxo
wet water
wild mandrakes
woodworking mini-machine
ZPO