高输出激光系统

By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca

发表于:2018-12-08 / 阅读(161) / 评论(0) 分类 VOA常速英语2008年(四月)

EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can

发表于:2018-12-16 / 阅读(152) / 评论(0) 分类 2013年VOA慢速英语(二)月

The United States Navy has demonstrated a new laser weapon operating in the Persian Gulf. The Laser Weapons System, or LaWS, is deployed on the USS Ponce transport ship. A live test firing of the weapon was recently carried out for Cable News Network

发表于:2019-01-02 / 阅读(164) / 评论(0) 分类 2017年VOA慢速英语(七)月

This is Valentines Day and this morning, we have a few words about love and money. According to research from a major credit card company, the average man spends about $130 on his sweetheart. Women, spend about half that. For people who want to spend

发表于:2019-01-07 / 阅读(243) / 评论(0) 分类 2006年NPR美国国家公共电台

BEIJING, Aug. 24 (Xinhua) -- A spokesman for China's work safety regulator said on Friday that coal mining remains a high-risk industry in the country despite improvements over the past decade. Speaking at a press conference in Beijing, Huang Yi, of

发表于:2019-01-07 / 阅读(158) / 评论(0) 分类 英语新闻

The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci

发表于:2019-01-12 / 阅读(218) / 评论(0) 分类 2013年VOA慢速英语(五)月

Last month, Washington, D.C., opened a new kind of trade school of which it is immensely proud. This is not one of the old-fashioned vocational schools that taught literal nuts-and-bolts repair work or hands-on career training in fields like auto re

发表于:2019-01-12 / 阅读(159) / 评论(0) 分类 VOA标准英语2008年(九月)

By Scott Stearns Sharm El-Sheikh 17 May 2008 U.S. President George Bush says Saudi Arabia's move to increase oil production to make up for declining output elsewhere does not solve the problem of high gasoline prices for Americans. VOA White House Co

发表于:2019-01-13 / 阅读(194) / 评论(0) 分类 VOA标准英语2008年(五月)

OPEC will cut its oil output by 1.5 million barrels a day starting in November, with chances of more cuts to come. But from Paris, Lisa Bryant reports the announcement was met by a further drop by financial markets. OPEC hopes that by cutting output

发表于:2019-01-13 / 阅读(183) / 评论(0) 分类 VOA标准英语2008年(十月)

模仿文本: One regional economy that doesn't have to worry about making ends meet is Libya. Oil and gas account for more than 80% of its annual economic output and for almost all of Libya's export revenues. That means, of course, it's done very

发表于:2019-01-23 / 阅读(166) / 评论(0) 分类 英音模仿秀

OPEC Agrees to Reduce Oil Output Kerry Sheridan Oil prices edged higher Tuesday after ministers from the Organization of Petroleum Exporting Countries (OPEC) agreed to reduce output. OPEC ministers ha

发表于:2019-01-31 / 阅读(178) / 评论(0) 分类 VOA2004(上)--各类新闻

By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

发表于:2019-01-31 / 阅读(191) / 评论(0) 分类 VOA常速英语2007年(十一月)

The Organization of Petroleum Exporting Countries,or OPEC, weighed a push by some members Monday to modestly boost its production quota, in the face of stubbornly high oil prices. On the eve of Tuesday's OPEC meeting in Vienna, Austria, half a dozen

发表于:2019-02-02 / 阅读(147) / 评论(0) 分类 英语新闻视频

China's iron ore manufacturers say they're struggling to keep their businesses afloat because of high costs and taxes while production is on the rise for the sector's global giants. Brazil's Vale SA is the world's largest iron ore producer and it say

发表于:2019-02-03 / 阅读(201) / 评论(0) 分类 cctv9英语新闻2015年

BEIJING, Aug. 19 (Xinhua) -- China's steel output growth slowed in July and prices of steel products have continued to drop, according to data from the National Development and Reform Commission (NDRC). Crude steel production gained 4.2 percent year

发表于:2019-02-06 / 阅读(186) / 评论(0) 分类 英语新闻

An expert at the International Energy Agency says it may be many months before Libya's damaged oil industry can resume full production. The head of IEA's Oil Industry and Markets Division, David Fyfe, said Thursday there are many logistical, operatio

发表于:2019-02-06 / 阅读(161) / 评论(0) 分类 英语新闻

By Lisa Bryant Paris 01 February 2008 OPEC's 13 members, meeting in Vienna Friday, rejected calls by the United States to increase oil output. The oil cartel said supplies meet current demands. Lisa Bryant has more from Paris. Following talks in Vien

发表于:2019-02-06 / 阅读(173) / 评论(0) 分类 VOA常速英语2008年(二月)

BEIJING, Dec. 9 (Xinhua) -- China's industrial production growth continued to accelerate in November, indicating that the nation's economy is rebounding after seeing its lowest expansion pace in more than three years. China's value-added industrial o

发表于:2019-02-06 / 阅读(171) / 评论(0) 分类 英语新闻

China's industrial output growth accelerates in October BEIJING, Nov. 9 (Xinhua) -- Industrial production growth continued to accelerate in October, presenting evidence that China's economy is picking up steam after seeing its lowest growth rate in m

发表于:2019-02-06 / 阅读(167) / 评论(0) 分类 英语新闻

China's autumn grain output to hit record high BEIJING, Oct. 19 (Xinhua) -- China's grain output this autumn is likely to hit a record high and bring a ninth year of consecutive growth in the annual output, an official with the Ministry of Agricultur

发表于:2019-02-08 / 阅读(413) / 评论(0) 分类 英语新闻
学英语单词
a joint venture
aaBm
afternoon clearing
alpha-geometric
assizecourt
assurers
beindorff
benefit of insurance clause
benign cementoblastoma
beseems
beseiged
bilge rail
BRACHIONICHTHYIDAE
butterfly patch
Calotropis gigantea
cervical spondylotic myelopathy
chequewriter
chorionic circuIation
circuit regrinding
colorman
column gap
combination decision
cork strip
corniform
Daitenjo-dake
demilunes of Adamkiewicz
double square closed single head wrench
dry bottom hopper
dummy rod
electron-dot symbol
elysians
Etiella zinckenella
execution duration
extractivetitration
ferdinand the catholics
fore-gut
formal mark
free upper limb
hematatangionosus
highmindedly
immature fetus
impact on inflation
Impatiens medogensis
incomplete abortion
kohan
laser spectrum analyzer for dental caries
lcok-up relay
locating grade
long necked flask
low-level counter
make a good thing of
megasporophylls
microcoded read-only memory
millgrain tool
mitre joint
mokena
mvb
Ninette de Valois
non isotopic carrier
nonrhizomatous
off course correction
offence of conspiring to overthrow the government
one-to-many relationship
overegg
pen camera
personality research
preactive
preserved account
prognosticks
purity
recategorizes
requesting bank
resources petroleum
roll response spectrum
sanitary pottery
sarcogenic cells
season long grazing
Seshat
shotgun pleading
shuttle diplomacies
simple edge
Sir Alexander Mackenzie
slope of bat
space-bandwidth product
spiral-fluted tap
Taishan Group Complex
telegraph lines
the-balkans
thin white
thrift store
two-address
two-mile-wide
umbelliferous
uncircumsized
Unique risk
urecholin
velocity adjusment
Volta, L.
weediest
yamamai silk
yuriko