无色金属指示剂

By Gary Garriott Broadcast: November 3, 2003 This is Steve Ember with the VOA Special English Development Report. People have been recycling metals for hundreds of years. Today, re-using metal waste o

发表于:2018-12-01 / 阅读(303) / 评论(0) 分类 VOA2003(下)-发展与科学

发表于:2018-12-04 / 阅读(126) / 评论(0) 分类 自考英语(二)60讲

[00:11.78]lesson 33 [00:22.05]Read and practise [00:27.92]LILY:Hi,Lin Tao! What's this called in English? [00:34.59]LINTAO:Oh,it's a writing brush. [01:10.43]What's it made of? [01:19.20]It's made of bamboo and animal's hair. [01:35.45]What's it used

发表于:2018-12-10 / 阅读(121) / 评论(0) 分类 初中英语人教版初三

Most works of art - paintings, sculptures, artistic jewelry - are created for a collector or patrons who visit a gallery. The artist makes something, and someone else buys it and takes it home. Others create large public art - sculptures and statues

发表于:2018-12-16 / 阅读(158) / 评论(0) 分类 VOA标准英语2010年(九)月

Building with Wood and Metal Hugo: Wow, when you said that you did some woodworking on the weekends, I thought you meant refinishing furniture. But this! This is a real workshop and youre actually building furniture. Shawna: Yeah, this is what Im wor

发表于:2018-12-27 / 阅读(172) / 评论(0) 分类 2014年ESL之餐饮娱乐

Coffee is more popular today than ever before, but many people abstain from consuming too much of it because it can really take a toll on their pearly whites. Well, thanks to the worlds first colorless coffee, you dont have to worry about stained tee

发表于:2019-01-03 / 阅读(222) / 评论(0) 分类 阅读空间

By Roger Hsu Mephis, Tennessee 17 August 2006 watch Museum report The National Ornamental Metal Museum in Memphis is devoted to the conservation and advancement of metalwork. It is a place where metal smiths become synonymous with artists and where

发表于:2019-01-06 / 阅读(242) / 评论(0) 分类 2006年VOA标准英语(八月)

That's the sound of clean coal. Well, cleaner coal. A relatively small unit attached to the smokestack at the Mountaineer Power Plant in West Virginia is capturing some 1.5 percent of the carbon dioxide the coal-fired plant would otherwise belch into

发表于:2019-01-08 / 阅读(153) / 评论(0) 分类 Scientific American(十一)月

序号 中 文 英 文 术语解释 缩写 来源 101 操作维护中心 Operation and Maintenance Center OMC YD/T 1221.1-2002 102 光分插复用器 Optical Add/Drop Multiplexer OADM YD/T 1205-2002 1

发表于:2019-01-08 / 阅读(173) / 评论(0) 分类 电信英语

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Description: Metal Sonic is flying through space and comes to an asteroid field, you need to help him blast his way through without getting hit or its game over. Instructions: Move: Up

发表于:2019-01-08 / 阅读(228) / 评论(0) 分类 Daily Free Games

Lesson 64: [00:03.58]What Do You Know?Have You Seen These Words? [00:09.35]bag bit,a bit of I have a bit of plastic.It's a white bit. [00:18.00]It's small.Look!I can hold it in my hand. [00:23.95]least,less [00:27.43]There are three bags of garbage.I

发表于:2019-01-09 / 阅读(286) / 评论(0) 分类 河北加拿大版初中英语

Fog 雾 Fog is near the ground. 雾靠近地面。 And it is colorless. 它是无色的。 Also, fog has lots of water. 雾中含有大量水分。 How does fog form? 那么,雾是如何形成的呢? If warm air meets cold air, fog forms. 冷空气

发表于:2019-01-10 / 阅读(110) / 评论(0) 分类 与美国小学生一起学英文第2册

美国新晋说唱女歌手 Azealia Banks 变身大漠妖姬,带来超动感单曲《Heavy Metal And Reflective》!感觉棒极啦,飚车一族势不可挡,期待 Azealia Banks 更多更好的作品。 歌词: Fridgy froze kept, it's that f

发表于:2019-01-10 / 阅读(148) / 评论(0) 分类 英文最新流行歌曲

Staying with the precious metal, and Chinas largest gold company says the country will surpass India to become the top consumer of gold in the world. In the first three quarters of this year, China produced 284 tons of the yellow metal, a nine percen

发表于:2019-01-11 / 阅读(167) / 评论(0) 分类 英语演讲

RACHEL MARTIN, HOST: And now some words you don't often hear together - all-girl, teenage, Indonesian metal band. NPR's Ashley Westerman has this profile. ASHLEY WESTERMAN, BYLINE: The band's called Voice of Baceprot. Baceprot means noisy in the girl

发表于:2019-01-16 / 阅读(146) / 评论(0) 分类 2017年NPR美国国家公共电台8月

DAVID GREENE, HOST: So every time you weigh something, whether it's coffee or bananas - I'm not sure what you're weighing - you might be doing it in pounds - well, whatever you're doing, you're unknowingly relying on a global system of measurement th

发表于:2019-01-17 / 阅读(196) / 评论(0) 分类 2018年NPR美国国家公共电台11月

今天我们要学的词是indicator。 Indicator, 指示,信号。20国集团财长在巴黎开会并达成协议。 The agreement lays out a list of indicators that can be used to monitor the progress made by member countries in reducing imbalanc

发表于:2019-01-25 / 阅读(130) / 评论(0) 分类 英语每日一词

Time again for our Website of the Week, when we showcase interesting and innovative online destinations. The World Bank lends money to promote development, and to help achieve its goals it collects a lot of data. For years, the World Bank has been on

发表于:2019-02-03 / 阅读(166) / 评论(0) 分类 VOA标准英语2010年(五)月

今天我们要学的词是indicator。 Indicator, 指示,信号。20国集团财长在巴黎开会并达成协议。 The agreement lays out a list of indicators that can be used to monitor the progress made by member countries in reducing imbalanc

发表于:2019-02-03 / 阅读(157) / 评论(0) 分类 英语单词荟萃

There is a new substance that is harder than diamond. It's called Q-carbon, and it was created by researchers at North Carolina State University. 北卡罗莱纳州立大学的研究人员研发出一种名为Q-碳的新物质,其硬度比钻石还高

发表于:2019-02-19 / 阅读(201) / 评论(0) 分类 英语新闻
学英语单词
A. P. D.
active sound control
air picket
annual rate of profit
anomalistic period
astigmatic focusing
baffle pier
balancing current transformer
bank upon
blessing on
block capacitor
Boston University
bottom loading pressure
boundary layer tripping
Bridgman, Kap
brominated (vegetable)oil
burr reamer
cell bridges
cephalic suspension
check authorization record
Chilian
cobalt nickel pyrite
cootie
cuyps
daq
degree of firmness
diagonal cut
diamond tool lathe
disembrangled
dry valve shaft
Einthoven's formula
english screw pitch gage
existing maintenance
external furnace
fax card
Fermi-Dirac
finite free module
fission product yields
fund remittance and transfer
gnawa
governancy
grounder
guern
homolactic fermentation
husband's tea
ilex pernyi franch.
illicit union
latelife
lecithinases
level-handedness
limit maneuver load factor
manoscopy
meteor station
mill-wand
milords
mine prospecting reserve
monosomies
montipora grisea
motor cut-out switch
mrn
no-strikes
orthochromia
over-center mechanism
over-command
packet reflection
periwinkle plant derivatives
Phenchlor
photoplastics
pickup height control
pinoleum
porcelain cutout
post-kyoto
Raska
rheotropes
ruge
Schneifel
science curriculum improvement study (scis)
scram runback
seahawks
shank off
shipping shield
short heavy swell
Silvester
solar winds
steam turbine water impact
steel-wheel
stereophonic image
Susian
synchroflash
take up arms against
tapping factor
tendonitides
things in action
topcolour
Vanilon
vanity numbers
video signal monitor
water pulse
water-glass curing
widening conversion
wooes