[制冷] 热泵循环

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

Water Cycle 水循环 All the oceans on earth are salty, while inland water is typically fresh. How does water become salty? We'll answer a listener's question -- today on Earth and Sky. DB: This is Earth and Sky. We recently visited the Austin Childr

发表于:2018-12-07 / 阅读(120) / 评论(0) 分类 (科普英语)Earth and Sky

[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(141) / 评论(0) 分类 高中英语人教版高一

Fire Cycle 火灾规律 The El Nino phenomenon of 1997-98 unleashed torrential rain in some parts of the world, while creating abnormally dry conditions in others. And it sparked record numbers of wildfires. Learn more about climate and wildfire -- toda

发表于:2019-01-02 / 阅读(182) / 评论(0) 分类 (科普英语)Earth and Sky

This the VOA Special English Development Report. Picture a bicycle with a two-wheeled carriage in place of a back tire. India has millions of these cycle rickshaws. The operators are called pullers. They ride through the streets pulling passengers a

发表于:2019-01-11 / 阅读(102) / 评论(0) 分类 VOA慢速英语2009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(83) / 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(112) / 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(85) / 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(123) / 评论(0) 分类 VOA标准英语2010年(四)月

今天我们要学的词是heat。 大家都知道heat是高温的意思,那么不难想象,引伸一下,heat也可以理解为压力。还有两个多星期,美国2008年总统大选的初选就要拉开帷幕了。 Democratic leading candid

发表于:2019-01-20 / 阅读(86) / 评论(0) 分类 英语每日一词

It's just magic. When you follow it, you can see that this is the perfect union of the tree and the villages. The locals have kind of trained the roots, kind of guided them through and netted them together. What they've done here is they've grabbed s

发表于:2019-01-22 / 阅读(83) / 评论(0) 分类 自然百科2010年

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)

The government said that work on the first seven cycle tracks which were promised earlier this year will start in the summer. This will cost $9 million. Another $41 million will be spent later. Together these cycle tracks will be called The Great Rid

发表于:2019-01-27 / 阅读(141) / 评论(0) 分类 新西兰英语

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:2019-02-02 / 阅读(129) / 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(165) / 评论(0) 分类 365个英语简短小故事

Classical music fans in Beijing are now embracing a massive work-the complete cycle of Beethoven's 9 symphonies with The Deutsche Kammerphilharmonie Bremen. Paavo Jarvi, an internationally famous Estonian conductor, is the artistic director of the or

发表于:2019-02-14 / 阅读(163) / 评论(0) 分类 2017CRI中国国际广播电台

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(56) / 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

If you visit upland areas of Britain places like the mountains of Scotland, or Wales, or the Pennine Hills in northern England you will see a lot of sheep. Many of the sheep are in places where there are no walls or hedges to keep them in their field

发表于:2019-02-19 / 阅读(107) / 评论(0) 分类 听播客学英语
学英语单词
abstersing
adeniken
Albania
apocrisiarius
architectural history
arsine
Artabotrys
atomic,biological and chemical warfare
barely enough moisture to produce crops
beaver loop
billysticks
black velvet
brightfarthing
campylobacterium fetus
Chaput's operation
chartered vehicle
chop shots
clear aspect
Cochlearia formosana
complete multiplication lattice
corrodings
corycaeus (agetus) flaccus
countertype
coupled modes
creep drinker
cross-breeding
Cryptotaenia japonica
cylinder bore diameter
destroyer minesweeper
dynamic reference model
effective mass of the moving element
fair-complexioned
family megapodiidaes
figured texture weave
fixed channel reconnaissance
fixed-bed drying system
forward capstan
foundation frost heaving
fusarenone-X
globe type
have an account with
homogeneity of universe
hot pulping
inquiry unit
integrating apparent energy meter
key grips
long transaction management
men in grey suits
micromorphologically
monitz
moving-conductor loudspeaker
Mungana
musicographer
non-cereal starch
non-elliptical
nonperverted
Oro, Mte.di
osmometrically
overlap regulator
P-BFUE
pears
pentizidone
periarticular ligament
phycoxanthine
physical channel
pipe vein
planulate
pome fruit
quadrupedant
radioplastic
radiotelephonies
representant
rindisbacher
Rubia schugnanica
short circuit admittance
Siemen's alloy
single-stage
sinkavich
soloways
spinosum epidermidis
streetcorner conservative
suan pan
syde
Tarikere
the old people
theory of consolidation
Thomism
transport-level module
traumatisations
trichauxe
triphthongal
tunnel segment
undergrope
unit residual elongation
video-clips
wait on someone
water yam
well-stayed
white blood corpuscles
Whytt's disease
zoosemiotics