金属化学热处理

A review of the guidelines for HIV treatment in poor countries finds priority should go to starting that treatment early. What we learned from a clinical standpoint, as well as a cost-effective standpoint, is that earlier anti-retroviral therapy impr

发表于:2018-11-29 / 阅读(259) / 评论(0) 分类 VOA标准英语2010年(十二)月

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(333) / 评论(0) 分类 VOA2003(下)-发展与科学

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

发表于:2018-12-01 / 阅读(232) / 评论(0) 分类 VOA2003(下)-环境与健康

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(163) / 评论(0) 分类 VOA标准英语2010年(九)月

Why Diamonds Really Are Forever Diamonds are forever they say, and this is why: diamonds are the hardest substance known to exist. Nothing would scratch or damage a diamond,While a diamond can scratch any other material on the earth. Everything is

发表于:2018-12-27 / 阅读(112) / 评论(0) 分类 英语时差8,16

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(187) / 评论(0) 分类 2014年ESL之餐饮娱乐

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(247) / 评论(0) 分类 2006年VOA标准英语(八月)

There are no scare poles ,no pain killing injections needed for this skin cancer treatment ,a harmless cream and a special plaster are all it takes. Inside the device,a tiny LED light activates a drug in the cream to create a toxic chemical that kill

发表于:2019-01-07 / 阅读(125) / 评论(0) 分类 万花筒2010年

[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(238) / 评论(0) 分类 Daily Free Games

By Tendai Maphosa London 18 July 2007 Global AIDS treatment will fall far short of a target to have five million people in Africa being treated in the next few years. A new report reveals that the continued lack of access to drugs by many of the worl

发表于:2019-01-09 / 阅读(170) / 评论(0) 分类 2007年VOA标准英语(七月)

[00:07.16]READING [00:07.97]A HEALPING HAND [00:09.14]A Wang Lin is a carpenter who lives in eastern China with his wife and son. [00:12.49]Two years ago, he was diagnosed with tuberculosis. [00:15.33]He was getting weaker and suffered from constant

发表于:2019-01-10 / 阅读(381) / 评论(0) 分类 高中英语人教版必修第三册

[00:07.16]READING [00:07.97]A HEALPING HAND [00:09.14]A Wang Lin is a carpenter who lives in eastern China with his wife and son. [00:12.49]Two years ago, he was diagnosed with tuberculosis. [00:15.33]He was getting weaker and suffered from constant

发表于:2019-01-10 / 阅读(306) / 评论(0) 分类 高中英语人教版必修高三

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(152) / 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(173) / 评论(0) 分类 英语演讲

A new study of HIV-infected people in Haiti indicates that starting treatment early could save many patients who might otherwise die of AIDS. And starting anti-AIDS medicines earlier might also save money. The World Health Organization currently reco

发表于:2019-01-13 / 阅读(141) / 评论(0) 分类 VOA标准英语2010年(七)月

Joe DeCapua 15 April 2010 Over the years, theres been debate over when to start HIV-positive patients on anti-retroviral drugs, or ARVs. At first the standard practice was to wait until a persons immune system had nearly collapsed. But a growing body

发表于:2019-01-13 / 阅读(194) / 评论(0) 分类 VOA标准英语2010年(四)月

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(151) / 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(204) / 评论(0) 分类 2018年NPR美国国家公共电台11月

Apnea Treatment Improves Golf Game A study presented at CHEST 2009, the meeting of the American College of Chest Physicians, found that golfers with apnea who got treatment lowered their handicaps by as much as three strokes. Steve Mirsky reports The

发表于:2019-01-30 / 阅读(281) / 评论(0) 分类 60秒科学

工业INDUSTRY 工业生产过程Industrialprocesses 制铝工业Aluminiumindustry 适用技术Appropriatetechnology 高炉Blastfurnaces 纤维素Cellulose 化学工业Chemicalindustry 清洁技术Clea

发表于:2019-02-25 / 阅读(170) / 评论(0) 分类 英文语法词汇
学英语单词
-ling
acousto-optical modulation
ammonium magnesium carbonate
antipersonnel bomb
at-cut crystal
ballast cleaner
be taken to prison
beaker
boundary-drag coefficient
cabalistical
channel design
chromatic aberration
circle gets the square
clapperless
coetsee
colo(u)r body
contactual
corneal contact lens
crosnoe
curly-headeds
decoct a drug wrapped
definingly
diddies
dielectric constant detector
displacement coefficient
disponed
Drahanovice
dunvegans
Ecaussines
ecorthatic
elenchus
elevator digger with transcerse delivery
environmental impact assessment
Eupomatiaceae
extrafollicularily
failovers
fearsomely
flanged pin
fonticuli sphenoidalis
forgraithing
fractional expansion
gearless traction machine
Grand Portage Indian Resarvation
H. & G.
in safe custody
in-service factor
Inclusion, Stringer
inhungre
insurance agreement
internal resorption of tooth
irrigation-silting soil
isolator switch
Jaltepec
liberalist state doctrine
lithotomists
load booster
long wave
lutings
Malyy Semlyachik, Vulkan
maruba
mcminn
Michler's carbinol
motorcycle sidecar
multi circuit
multibus parallel priority
opportunity engineering
oxalemia
Padea, Pulau
personal dividentd income
piston ring gap in bore
radio theodolite
radiospectrum
reactance starting
reclazepam
report of clearance
rock the house
rubescence
safeguard inspectorate
sand blink
scrummiest
shanty (england)
sheet sandstone
Sidi Bel Abbès, Wilaya de
single guide
site-quality table
skeletonised
sketch survey
snagger
stack-building equipment
stair-step moss
stapleless
subclavius plexus
tankian
three-level section
transom board
trick-madam
tropical continental air mass
Tungabhadra Res.
unpriggishly
value add tax
with a heavy tread
zaratanes