[化工] 臭氧腐蚀试验箱

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2018-12-04 / 阅读(120) / 评论(0) 分类 听一分钟英文-O

Twist, you guys wasnt gettin paid to leave the dogs baby-sit the sheep while you stemmed the rose, and declined to rehire him. He went on, Yeah, that little punch a yours surprised me. I never figured you to throw a dirty punch. I come up under my br

发表于:2018-12-07 / 阅读(90) / 评论(0) 分类 断背山

HEALTH REPORT-Testing for Pre-Diabetes By Nancy Steinbach Broadcast: April 17, 2002 This is the VOA Special English Health Report. American health experts say more people should be tested for a condit

发表于:2018-12-07 / 阅读(97) / 评论(0) 分类 健康与环境

There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th

发表于:2018-12-29 / 阅读(153) / 评论(0) 分类 英语课程学习计划和讲义

Global Warming and Ozone 全球变暖和臭氧 Could the coming century bring a new threat to the ozone layer? Discover one scientist's model of the effect of global warming and greenhouse gases on ozone -- on today's Earth and Sky. DB: This is Earth and S

发表于:2019-01-02 / 阅读(172) / 评论(0) 分类 (科普英语)Earth and Sky

Scientists have found that levels of a now-banned chemical are rising again in Earths atmosphere. The chemical is called CFC-11. It is the second most common kind of CFC, short for chlorofluorocarbon. Chlorofluorocarbons were once widely used in many

发表于:2019-01-03 / 阅读(116) / 评论(0) 分类 2018年VOA慢速英语(五)月

超节奏英文歌曲:I can--nas i know i can (i know i can) be what i wanna be (be what i wanna be) if i work hard at it (if i work hard it) i'll be where i wanna be (i'll be where i wanna be) be, b-boys and girls, listen up you can be anything in

发表于:2019-01-10 / 阅读(170) / 评论(0) 分类 欧美绝对经典 U2

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

发表于:2019-01-11 / 阅读(115) / 评论(0) 分类 VOA2003(下)-环境与健康

Improve Your English by Testing Yourself English learners can improve their ability to remember and use new words by testing themselves. This idea comes from Sarah Lynn, an educational consultant and teacher at Harvard University's Bridge Program. Sh

发表于:2019-01-12 / 阅读(104) / 评论(0) 分类 2016年VOA慢速英语(八)月

The goal of rapid HIV testing in emergency rooms is to save lives and prevent the spread of HIV. The U.S. Centers for Disease Control recommends routine HIV screening of patients admitted to hospital emergency rooms, unless the patient refuses or opt

发表于:2019-01-13 / 阅读(87) / 评论(0) 分类 VOA标准英语2010年(七)月

A: How are you feeling today? B: I have a terrible cold! A: Where do you think you picked that up? B: A lot of people in my gym have it. Maybe I got it from the equipment. A: Have you taken anything for it? B: I think that I am just going to rest and

发表于:2019-01-15 / 阅读(90) / 评论(0) 分类 英语情景对话-健康

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2019-01-21 / 阅读(120) / 评论(0) 分类 纯正英语一分钟

25 大气层中臭氧正日渐稀薄 DATE=3-21-01 TITLE=SCIENCE REPORT - (1)Springtime Ozone Loss BYLINE=George Grow (Start at 1'00

发表于:2019-01-30 / 阅读(306) / 评论(0) 分类 科技之光

EDUCATION REPORT - Educational Testing Service Begins New TOEFL Test By Nancy Steinbach Broadcast: Thursday, October 13, 2005 I'm Shep O'Neal with the VOA Special English Education Report. Last month,

发表于:2019-01-30 / 阅读(108) / 评论(0) 分类 教育与新闻

The AG600 amphibious aircraft is expected to take its maiden flight over land in the first half of 2017 and on water in the second half, said its developer, the Aviation Industry Corporation of China (AVIC). 国有飞机制造商中国航空工业集团

发表于:2019-02-06 / 阅读(98) / 评论(0) 分类 英语新闻

LONDON, April 11 (Xinhua) -- The Olympic Torch has passed rigorous testing to ensure even the worst of Britain's weather will not be able to put it out, the Evening Standard newspaper said Wednesday. Two prototypes withstood 50mph winds, extreme temp

发表于:2019-02-07 / 阅读(94) / 评论(0) 分类 英语新闻

质量合格证书 certification of fitness 原材料 raw material 底板 bottom plate 垫层 cushion 侧壁 sidewall 中心线center line 条形基础 strip footing 附件 accessories 型钢 profile steel 钢板 steel plate 熔渣 slag 飞溅 weldin

发表于:2019-02-15 / 阅读(141) / 评论(0) 分类 实用英语

An independent panel of U.S. health experts is recommending that all Americans between the ages of 15 and 65 be routinely screened for HIV, the virus that causes AIDS. The HIV test would not be mandatory. But experts hope more widespread testing migh

发表于:2019-02-18 / 阅读(85) / 评论(0) 分类 英语新闻

Today we will learn some words connected with volcanoes; and we will find out that volcanoes are bad for aeroplanes, and why people in west London can now hear the birds sing. Volcanoes are mountains, or other places, where the inside of the earth co

发表于:2019-02-19 / 阅读(87) / 评论(0) 分类 听播客学英语

Business 商业报道 General Motors woes 通用的悲鸣 What do you recall? 你召回什么? GM is forced to confront its faults 通用被迫面对它的错误 WHEN Mary Barra took the wheel at General Motors in January she inherited a company in

发表于:2019-03-09 / 阅读(167) / 评论(0) 分类 经济学人商业系列
学英语单词
absorbing dust mass
aceria jasminoidis
all-stations address
angustassiminea kurodai
anode screen
atheroprogression
auto bias
bat-man
bed-wetters
bumboozer
cascade hydropower stations
cassie-
column headings
come the sth
come to sb.'s knowledge
concession roads
conformal wire grating
contract work system
cost,insurance and freight(cif)
cyclone family
delvy., dely.
diphenyl disulfoxide
direct pressure hot chamber machine
disprovers
Dodola
domestic driving permit
drift bottle
Dyas
dysimmunoglobulinemia
early mature valley
electrical drainage
elongation meter
evaluation model
exercise status
false rue anemones
fibre pull-out
field desorption spectroscopy
flint-glass prism
FROM . . . TO
gain-time
Golgi's method
gratefulnesses
heavy-key
hummie
hydrated mercurous nitrate
inclined disk butterfly valve
interim audit work of owners' equity
La Yeguada
lead(iv) chloride
leased material
lemuridous
Lepidothamnus
letter stock
local consumption
location between the exterior and interior
material study
maximizations
median bank
miniclimate
misregistration character
modal window
monogermane
multi-mediocrity
needle-shedding blight
Nitrite-N
optometrical
parasitic disturbance
peridiverticulitis
pneumoparotitis
polymer/inorganic layered oxide nanocomposite
postread
protection test equipment
quadricellular
Rausedyl
recarpeting
REPROM (reprogrammable read-only memory)
retrodiagnosing
river-made lake
roll in pairs
Rottna
skew nailing
slack path
slip line theory
smittia truncatocaudata
snow slip deflector
sphaeraster
stem sprout
strata corneum epidermidis
surface relaxation
Taoyuan County
tapered incrcaser
temporary filter
tenant pur autre vie
tled
topagnosis
transcendental irrational number
tuck-pointer trowel
unblocking field
unit interval at commutator
unmocked
variable air volume(VAV) air conditioning system
white clip circuit