液态金属热交换器

26 Renting an Apartment GLOSSARY apartment manager a person whose job is to take care of problems in an apartment building, collect the rent, and find peopleto live in the building * When our toilet stopped working, we called the apartment manager. v

发表于:2018-12-03 / 阅读(103) / 评论(0) 分类 2009年ESL之日常生活

Why refrigerators hum? Why refrigerators hum,on toay's moment of science.On the recent program we have discussed how fluorocarboncoolant cools your food by coming to a boil in coils hidden in your fridge. How is this possible? When you boil water o

发表于:2018-12-31 / 阅读(70) / 评论(0) 分类 英语听力文摘 English Digest

The Rolling Boil That Cools Your Food When you think of something boiling, you probably picture a pot on the stove, but theres another kitchen appliance that brings liquid to a boil, not to heat food, but cool it. It sounds crazy, but household refri

发表于:2018-12-31 / 阅读(81) / 评论(0) 分类 英语听力文摘 English Digest

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(134) / 评论(0) 分类 Scientific American(四)月

This is the VOA Special English Development Report. Dye can bring a little color to life. Most clothing is colored with dyes. Modern, manufactured dyes can be costly. Natural dyes from plant and animal products have been used since ancient times. So

发表于:2019-01-11 / 阅读(80) / 评论(0) 分类 VOA慢速英语2008年(十一)月

This is the VOA Special English Development Report. Solar water heaters are devices that use energy from the sun to heat water. Solar water heating is used around the world. An example of a rooftop solar water heater being built in South Africa The

发表于:2019-01-11 / 阅读(96) / 评论(0) 分类 VOA慢速英语2009年(四)月

This is the VOA Special English Development Report. Dye can bring a little color to life. Most clothing is colored with dyes. Modern, manufactured dyes can be costly. Natural dyes from plant and animal products have been used since ancient times. So

发表于:2019-01-11 / 阅读(79) / 评论(0) 分类 VOA慢速英语2007年(五)月

This is the VOA Special English Development Report. Dye can bring a little color to life. Most clothing is colored with dyes. Modern, manufactured dyes can be costly. Natural dyes from plant and animal products have been used since ancient times. So

发表于:2019-01-11 / 阅读(86) / 评论(0) 分类 2010年VOA慢速英语(八)月

The fumes of burning sulphur will bleach straw, silk, and other things, and make them white and clean. These fumes are also useful for killing the germs which cause fevers and other diseases. 燃烧的硫磺冒出的烟,可以漂白稻草、丝绸和

发表于:2019-01-17 / 阅读(95) / 评论(0) 分类 英国学生科学读本

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(71) / 评论(0) 分类 英语每日一词

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 candida

发表于:2019-01-26 / 阅读(69) / 评论(0) 分类 英语单词荟萃

Lesson 35 Getting up Steam 第35课 蒸汽往上冒! Do you want to know what steam is? Let us get a lump of ice, or a snow-ball, and place it in a saucer in a warm room. It soon melts, and then the saucer is half full of water. If we leave the sau

发表于:2019-02-07 / 阅读(65) / 评论(0) 分类 英国学生科学读本

今天我们要学的词是take some heat。 To take some heat, 受到批评。 The candidate is taking some heat for his stance on illegal immigrants, 候选人因为在非法移民问题上的立场而受到批评。华盛顿红人队教练沙纳汉因

发表于:2019-02-11 / 阅读(76) / 评论(0) 分类 英语每日一词

We might not be alone in the universe. Actually, it may be confirmed as a very crowded place by new computer models developed to help identify habitable planets. Estimates of places that can sustain life have been based on the likelihood of them havi

发表于:2019-02-13 / 阅读(48) / 评论(0) 分类 英语听力精选进阶版

Rather too well, Littlefinger said. I still carry a token of his esteem. Did Brandon speak of me too? 我跟他很熟。小指头道,至今身上都还留着他的纪念。布兰登也提起过我? Often, and with some heat, Ned said, hoping that

发表于:2019-02-17 / 阅读(128) / 评论(0) 分类 冰与火之歌系列之《权力的游戏》

At one time it was believed that heat was a liquid. Sure, that sounds kind of crazy, but if you think for a second, you might see why. Suppose you have an object thats very hot say a metal spoon thats been sitting in hot coffee. Pick it up and you ca

发表于:2019-02-23 / 阅读(64) / 评论(0) 分类 英语时差8,16

Why does blowing on hot soup help to cool it off? Its because of evaporation. Evaporation cools down a liquid because the most energetic molecules leap off the surface and leave the slower-moving molecules behind. Slower-moving means lower temperatur

发表于:2019-03-06 / 阅读(109) / 评论(0) 分类 英语时差8,16

Instead of burning coal, oil, or biomass to heat things up, scientists have found that its possible to use solar energy. For example, some experimental facilities use thousands of mirrors to reflect sunlight onto a large plate on a tower, heating it

发表于:2019-03-06 / 阅读(111) / 评论(0) 分类 英语时差8,16

I know that solar energy can be used to make electricity and to heat water and air. But can solar power also be used to make liquid fuels? Until recently, the practical answer was no. Photovoltaic panels absorb sunlight and use it to create an electr

发表于:2019-03-06 / 阅读(95) / 评论(0) 分类 英语时差8,16

The Heat Is On 热传递,是热从温度高的物体传到温度低的物体,或者从物体的高温部分传到低温部分的过程。热传递是自然界普遍存在的一种自然现象。只要物体之间或同一物体的不同部分之间

发表于:2019-03-09 / 阅读(106) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
5-ethynyL-2'-deoxyuridylate
a la plancha
abnormal breath
accuracy estimate
acral
allayings
anisodactylous foot
back away from
Beach Glen
Beefeaters
begary
brass bar
bromophos
built in check
byte multiplex channel
cationoid
Coglians, Mte.(Kellerwand)
Colibantil
corrosion-resistant magnesium alloy
density of field
desulfur(iz)ation
developmental pharmacology
diagenetic change
disorders of phosphorus metabolism
electrical tough pitch
electroanaesthesia apparatus
electromagnetic pneumatic contactor
end-to-end conservative replication
entrap to
erythroconte
flat-key
flour enrichment
fumaric acid fermentation
Gapkin
hamstead
heinrichite
Hooloo
idiomatology
infestations
interface computer unit
International Air Traffic Communications Transmitter Station
Invader Zim
junior lightweight
Justicia hainanensis
kosman
Langvatn
leavenbent
lens fiber
linear birth random process
louisa
lounge about
low-context culture
M.D.
metatypic
multiciliary
neoasterodiaspis horishae
Neville,Richard
nondiminutive
nonlegumes
opportune
optical recognition device
optimal search
Otkaznenskoye Vdkh.
ovary cyst
Oxazolidin-2-one
p17
Paleohispanic
paternalistic
petrodiesel
pjff
plain brick wall
plenum grid
Poa smirnowii
pollstar
popliteal space
porous tubular support
portable tool interface
pre-cursors
precisionattribute
protympanum
Qin River
roridulaceaes
Saying and doing are two things.
sea level altitude correction factor
self-lube take-up unit
senecio scandens incisus
service time
shifty behaviour
sisa
sound signalling device
spongeoid
spote check
stamp
subaequalitas sanasaii
subdecurrent
thyriothecia
tooling availability
trispool
truth table
Wang's test
zero-risk
ziplined