耐酸试验

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(360) / 评论(0) 分类 (科普英语)Earth and Sky

Liberian Refugee Gets New Face After Devastating Acid Burn Henry Cole has lost count of how many times hes been wheeled into surgery. In the last two years, Cole has had more than a dozen procedures. And there are more to come. But he has no complain

发表于:2018-12-08 / 阅读(223) / 评论(0) 分类 VOA标准英语2013年(一月)

This is the VOA Special English Health Report. Tuberculosis killed one million three hundred thousand people around the world in two thousand seven. In addition, almost half a million people who were infected with tuberculosis and with H.I.V. also d

发表于:2018-12-15 / 阅读(184) / 评论(0) 分类 VOA慢速英语2009年(三)月

Did you know that there could be more bacteria living in your mouth than there are people on earth? 你知道吗,寄居于你口中的细菌有可能比全世界的人口数还多? Bacteria love our mouths because the livin is easytheres plenty o

发表于:2018-12-28 / 阅读(238) / 评论(0) 分类 初学者听力文摘精选

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(406) / 评论(0) 分类 知性英语

Section 28 Acid Rain 50 years ago, no one talked about acid rain. Then we didn't really know the harm it was causing to the world. Today almost every adult and school child is aware of acid rain and i

发表于:2019-01-02 / 阅读(290) / 评论(0) 分类 英语导读1000句

This is the VOA Special English Health Report. Tuberculosis killed one million three hundred thousand people around the world in two thousand seven. In addition, almost half a million people who were infected with tuberculosis and with H.I.V. also di

发表于:2019-01-02 / 阅读(194) / 评论(0) 分类 2010年慢速英语(三)月

But in order for us to actually realize the benefits of technology that can prevent concussion, it needs to meet regulations. 但为了真正利用这一可以预防脑震荡的技术,它必须得符合监管的要求。 That's a reality. And this

发表于:2019-01-03 / 阅读(185) / 评论(0) 分类 TED演讲科技篇

HEALTH REPORT - October 23, 2002: Folic Acid Reduces Fetal Deaths By Nancy Steinbach This is the VOA Special English Health Report. A new study in Sweden has confirmed another important health effect

发表于:2019-01-04 / 阅读(242) / 评论(0) 分类 健康与环境

By Ruth Reader Washington, DC 13 February 2008 There is growing concern around the world over illnesses caused by new antibiotic-resistant bacteria, or so-called superbugs, and the decreasing effectiveness of antibiotics to treat infections. Earlier

发表于:2019-01-07 / 阅读(204) / 评论(0) 分类 VOA常速英语2008年(二月)

Can Folic Acid Prevent Childhood Autism? From VOA Learning English, this is the Health Report in Special English. A new study found that women who took folic acid supplements in early pregnancy were less likely to have a child with autism. Folic acid

发表于:2019-01-12 / 阅读(263) / 评论(0) 分类 2013年VOA慢速英语(五)月

AS IT IS 2016-05-30 WHO Advises Faster, Cheaper Treatment for Tuberculosis 世卫发布新型治疗肺结核的方法:更快更便宜 The World Health Organization is proposing a new way to fight the disease multi-drug resistant tuberculosis. WHO off

发表于:2019-01-12 / 阅读(155) / 评论(0) 分类 2016年VOA慢速英语(六)月

AS IT IS 2016-02-13 Work Soothes Pain of Acid Attacks In India A caf in India is hiring women who once stayed in hiding after being attacked with acid. One woman, Dolly Kumari, says she stayed inside for two years after a man threw acid on her. He wa

发表于:2019-01-12 / 阅读(270) / 评论(0) 分类 2016年VOA慢速英语(二)月

Acid Attacks Continue in Cambodia Despite Harsher Punishments For Som Bunnarith, memories of the day acid violence changed his life forever are as vivid in his mind as the scars on his skin. When it splashed on me, it felt hot. It even burned through

发表于:2019-01-13 / 阅读(254) / 评论(0) 分类 VOA标准英语2012年(九月)

Pakistani Acid-Attack Victim Enjoys New Life in Texas After taking the oath of citizenship, Julie Aftab celebrated. I have waited eight-and-a-half years to hear those words, and those words mean so much to me, she said. Ten years ago, when she was 16

发表于:2019-01-13 / 阅读(219) / 评论(0) 分类 VOA标准英语2012年(八月)

Magnetic Ring Used to Stop Acid Reflux Heartburn is usually linked to gastric acid that reaches the esophagus when a weak muscle does not close as it should after swallowing. When stomach juices back up into the esophagus, the acid can cause a burnin

发表于:2019-01-14 / 阅读(272) / 评论(0) 分类 VOA标准英语2013年(四月)

Folic Acid Supplements Shown To Reduce Risk Of Autism Green, leafy vegetables, fruits and nuts naturally contain folate, a B vitamin that helps the body make healthy new cells. Most pre-natal vitamins include folic acid because it protects against de

发表于:2019-01-14 / 阅读(258) / 评论(0) 分类 VOA标准英语2013年(四月)

By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot

发表于:2019-01-16 / 阅读(313) / 评论(0) 分类 VOA常速英语2007年(十一月)

By Jessica Berman Washington 12 October 2006 Researchers have developed a new tuberculosis test that makes a diagnosis possible in a fraction of the time it can take using other methods. Experts say the test would be especially useful in the develop

发表于:2019-01-31 / 阅读(322) / 评论(0) 分类 2006年VOA标准英语(十月)

On September 18th, all New Zealand bread was going to have folic acid added to it. However, now the government has decided to wait three years. New Zealand and Australia have an agreement about food standards. Australia is going to add folic acid to

发表于:2019-02-25 / 阅读(301) / 评论(0) 分类 新西兰英语
学英语单词
Al-Amari
Alexander,Samuel
alveolingual
animate thing
atlantic missile range (amr)
ballpark frank
Ban Phimun
bleed steam feed pump
blind lantern
blissomed
bookhounds
bosonises
bromolactonization
bumblebee cotton
ceratophrys cornuta
changezs
coal-miner's lung
collective accelerator
colored portland cement
common buzzards
compress mode
comptotrichia
converter platform
cryptolect
cyberthreat
discovery-by-event
easy-on-the-eye
eitch
electronic mark-up
ensepulchring
ESSO
Exarthromatology
fatigueless
feiner
finds oneself
fish fuddle
good news
headphone
healthy person
high-level specification language
homoneura (homoneura) fasciventris
horrell
hybrid function
hysteresis set
i-hid
i-loued
in the shit
lambert azmuthal equal-area map projection
laminar flow clean rooms
level(l)ing plate
lovemaking
mercenary marriage
microgeographic race
miniparks
MMAD
movable mortar mixer
naphthaquinone
NOIC
nondecision
oaklanders
oleovitamin
Oppenheim-Urbach(syndrome)
outer control limits
outred
overhours
percent moisture content
perched
photo apparatus
pinnaped
pipe (mediaeval england)
Punggol
quadrillion
radiocurability
rajputanas
random geometry technique
reaction water pump
readyhanded
reserve busbar
right hand set of axes
sades
sanodiazine
score reading
silicon micromachining
single loop winding method
small strip
sociology of invention
softshell clam
specific heat at constant pressure (cp)
spin-valve
stenopaeic
streamer tracking system
surpassing
technical water drainage system of hydropower plant
thermal shrinkage
threshold decoder
tolita
travel-stained
upperclasswomen
Valatin
warsong
wherrets