[化] 有效换热面积

There are six characteristics of speech, all of which are vital to speak effectively. In this section we'll look at each of them separately. These speech characteristics are basically important to you

发表于:2018-11-28 / 阅读(315) / 评论(0) 分类 疯狂英语2001年

BY STEPHEN R .COVEEY The first habit is 1)proactivity. Be proactive. The word proactivity is fairly common in management literature, but you won't find it in the dictionary. It means more than merely

发表于:2018-11-28 / 阅读(347) / 评论(0) 分类 疯狂英语2001年

I'd like to book a ticket for June 23rd. I'd like a round-trip ticket to Tokyo. I want an economy class ticket. Is it direct? What's the departure time? Can I change my flight schedule? When can I check in? How much luggage can I carry on? Which gate

发表于:2018-12-25 / 阅读(138) / 评论(0) 分类 英语口语900句

A Cool Sunburn A listener from Ontario, California wrote to A Moment of Science with a question her sons had asked her. The boys wondered why is it that when you get sunburned you often feel chilled. It really does seem like a contradiction: youve be

发表于:2018-12-31 / 阅读(168) / 评论(0) 分类 英语听力文摘 English Digest

LAN (IEEE 802.3 10BaseT) LAN (Local Area Network) is an Institute of Electrical and Electronic Engineers specification for a class of LANs using four-pair unshielded twisted pair (UTP) cable. See Loca

发表于:2019-01-03 / 阅读(216) / 评论(0) 分类 电信英语

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Ever been woken up by the sound of the refrigerator compressor kicking on? Well, such clumsy heat exchange units featuring long metal coils may be on their way out. Becaus

发表于:2019-01-08 / 阅读(207) / 评论(0) 分类 Scientific American(八)月

New Generation Revolutionizes Environmental Activism Environmental activists have relied on public pressure, boycotts and confrontation to advance their cause over the past few decades. Now, a new generation of eco-warriors is revolutionizing environ

发表于:2019-01-08 / 阅读(184) / 评论(0) 分类 VOA标准英语2011年(六月)

By Jessica Berman Washington 14 May 2008 Researchers have determined that commonly prescribed triple-drug combination therapies that use old antiviral drugs are the most effective for suppressing the deadly virus that causes AIDS. The findings have m

发表于:2019-01-09 / 阅读(216) / 评论(0) 分类 VOA标准英语2008年(五月)

GUY RAZ, HOST: I want to ask you about this really famous Talmudic notion - actually, it might be that in the Quran as well - but this idea that, you know, if you save a single life, then you have saved all of humanity. You know that one? PETER SINGE

发表于:2019-01-17 / 阅读(181) / 评论(0) 分类 2017年NPR美国国家公共电台5月

When summer hits, I dread jogging outside. But a study finds that elephants can be in true danger in the heat. As creatures get bigger, they have smaller surface area to body volumn ratios. Fully-grown Asian eleplants thus pack a lot of mass into a b

发表于:2019-01-20 / 阅读(208) / 评论(0) 分类 Scientific American(五)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(202) / 评论(0) 分类 英语每日一词

trade surplus 贸易顺差;贸易盈余;出超 trade unit value index 贸易单位价格指数 Traded Options Committee [Stock Exchange of Hong Kong Limited] 股票期权委员会〔香港联合交易

发表于:2019-02-01 / 阅读(210) / 评论(0) 分类 财会英语

狗狗为何光脚不怕冷 日本一位科学家研究发现,狗之所以能够光脚在雪地上行走自如,而不觉得冷,奥秘之处在于其脚掌上有个内部中央供暖系统,它能让温暖血液流到特定部位,以避免冰冷

发表于:2019-02-01 / 阅读(161) / 评论(0) 分类 实用英语

By Greg Flakus Piceance Basin, Colorado 12 November 2007 As the price of oil soars on world markets and demand for energy grows, energy companies are looking at so-called unconventional sources such as Canada's oil sands and the vast deposits of oil

发表于:2019-02-04 / 阅读(200) / 评论(0) 分类 VOA常速英语2007年(十一月)

One of the challenges the new economic zone faces is wetland preservation as in the middle of the area lays the largest freshwater reserve in Hebei province. 143 lakes, covering 360 square kilometers.... The Baiyangdian wetland is the largest freshwa

发表于:2019-02-05 / 阅读(178) / 评论(0) 分类 cctv9英语新闻2017年

国际班机 International Flight 班机号码 Flight Number 来回机票 Round-Trip Ticket 商务客舱 Business Class 国内班机 Domestic Flight 单程机票 One-Way Ticket 头等舱 First Class 经济舱 Economy Class 盥洗室 Lavatory 使用中

发表于:2019-02-06 / 阅读(140) / 评论(0) 分类 英文语法词汇

A climate council report has found heat waves in Australia are becoming more frequent, hotter and are lasting longer. It says some parts of the country experienced an average increase of one to three heat waves days in the last 60 days. Total fire ba

发表于:2019-02-14 / 阅读(133) / 评论(0) 分类 澳洲ABC新闻快递2014年

edge down 渐落;微降 edge up 渐升;微升 education subvention 教育资助金 Edward Wong Credit Limited 安泰授信有限公司 effective exchange rate index [EERI] 实际汇率指数;有效

发表于:2019-02-17 / 阅读(170) / 评论(0) 分类 财会英语

Nikkei 225 Index 日经225指数 Nikkei Index 日经指数 Nikkei Stock Average 日经平均指数 nil-paid share 未缴股款的股份 Nishi-Nippon Bank, Ltd. 西日本银行 Nishi-Nippon Finance (Ho

发表于:2019-02-17 / 阅读(182) / 评论(0) 分类 财会英语

今天我们要学的词是severe。 Severe, 严重的,严峻的。最近美国大部分地区陷入酷暑之中。 The elderly and the young are the most vulnerable to severe heat and humidity, 老年人和小孩子是最难以承受高温和湿热天

发表于:2019-02-18 / 阅读(166) / 评论(0) 分类 英语单词荟萃
学英语单词
air inlet volute
aluminium alloy stranded conductor
arms sideward with forearms forward
ascended
asphalt-aggregate mixture
Barr's body
Bashkirian Stage
be helpful to
capital reconciliation
chaetomellic acids
cheirokinesthetic center
Cherepanovo
citation forms
ciudad constitucion
coaliferous gas
commissure of bulbs
concentric folding
conus terebra
coptis trifoliclata mak
critical thrust
crockers
definite time limit distance relay
direct rolling action
double finder telescope
driving angle
Enviroline
errand-boys
extra-linguistic
forcing method
freezing mixtures
gaas liquid phase epitaxy
genus allionias
Gephyrostegoidea
giftshop
grain register
granite-gneiss
Gst.
hot wire ammeter
hull design
humourise
Hypecoum erectum
inadequate consumption
index of class
infrared space heating
intaglio offset
intermetamorphosis
jib back
joshua tree national park
lebanese monetary units
lens for television camera
limited round-robin scheduling
liriguo-axial
list structure altering function
markup pricing
Marylandian
mashini
memory bank switching
mesoectoderm
metacognition knowledge
molar parachor
mortgagee following next
necrotic rhinitis
noroperator
occipital spur
outdreamed
Pacific newt
pedestrian refuges
picture altitude
Piuthān
plastrotyl
polyallelecross
proattitude
probability theory
radius (pl. radii)
raise a stake
RANZCP
resource rich
runaway-speed
Saghalien
sanitary convention
sea-grapes
second basal cell
second moment of mass
semiband width
sheepdogs
Skeltonize
slip a cable
sodium hypobromide
stinkhorns
straight faced roughing tool
subzero cooling
Swedish mile
system volume
telephone reference service
thelcticopis severa
velvet bent
Vikulovo
visiting professors
wallbar
wear trace
wooden sleeper adzing machine
zoomin