[激光] 水蒸气激光器

以字母O开头英语绕口令: 1.On a lazy laser raiser lies a laser ray eraser. 1.在一个反应迟钝的激光器上放了一个激光消除器。 2.Old oily Ollie oils old oily autos. 2.油腔滑调的奥利给老油汽车抹油。 3.One-One

发表于:2018-12-03 / 阅读(292) / 评论(0) 分类 英语绕口令大全

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(163) / 评论(0) 分类 VOA常速英语2008年(四月)

1. A judge has found 3 New York Police detectives not guilty in the shooting death of an unarmed man. The officers shot Sean Bell 50 times just hours before his wedding. Rev. Al Sharpton has called for a federal investigation. 2. An eight-mile stretc

发表于:2018-12-15 / 阅读(212) / 评论(0) 分类 美联社新闻一分钟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(153) / 评论(0) 分类 2013年VOA慢速英语(二)月

Agriculture Report - Grow It Yourself: Diving Into Aquaponics 农业报道 - 生态水培技术 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 Aquaponics is the idea of producing vegetables and fi

发表于:2018-12-16 / 阅读(220) / 评论(0) 分类 2012年VOA慢速英语(二)月

Aquaponics Could Signal Future of Food Imagine growing vegetables and fish in the same space. Thats the idea behind aquaponics, a marriage of fish farming and soil-less plant cultivation in a single, sustainable closed system. Supporters believe aqua

发表于:2018-12-16 / 阅读(146) / 评论(0) 分类 VOA标准英语2012年(一月)

New Laser Device Helps Parkinson's Patients Walk 新激光设备帮助帕金森患者重获行走能力 Parkinsons disease slowly destroys the brains ability to control the muscles, depriving the patients of their mobility. Researchers at the Mayo Cl

发表于:2018-12-16 / 阅读(139) / 评论(0) 分类 VOA标准英语2014年(二月)

Conversation 1 A: They are state-of-the-art computers. Would you like to see how it works? A:这些是最尖端的电脑。您想看看它是如何操作的吗? B: Yes, please. B:好的,麻烦你了。 A: OK. Let me just have it all set up in

发表于:2018-12-25 / 阅读(135) / 评论(0) 分类 最In导购口语

[00:00.00] MODULE THREE [00:13.84]Research [00:15.78]Unit one [00:19.96]I'm looking for information. [00:23.04]1.Look,listen and learn [00:33.99]A:Come here, Lingling. [00:36.81]Mum has bought a new computer for us. [00:40.15]This is the keyboard. [0

发表于:2018-12-29 / 阅读(172) / 评论(0) 分类 新标准小学英语第五册(三年级起点)

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

The US Environmental Protection Agency lists stormwater as the primary cause of water pollution in the United States. Roads, shopping centers and housing developments are generally seen as enhancing a community's quality of life. But they can also di

发表于:2019-01-07 / 阅读(149) / 评论(0) 分类 VOA标准英语2010年(八)月

Some dinosaurs were really huge, and now we may have a better way to estimate just how heavy these giants were. Researchers have developed a method to weigh dinosaurs based on laser scans of their skeletons. The study is in the journal Biology Letter

发表于:2019-01-08 / 阅读(246) / 评论(0) 分类 Scientific American(六)月

This is All Things Considered. I'm Michelle Norris. Phone calls from Sweden woke up two American scientists this morning, John Hall and Roy Glauber. They will share the Nobel Prize for Physics with a German Researcher Theodor Haensch. All three worke

发表于:2019-01-08 / 阅读(232) / 评论(0) 分类 2005年NPR美国国家公共电台

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

EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: 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

发表于:2019-01-12 / 阅读(185) / 评论(0) 分类 2012年VOA慢速英语(一)月

[0:0]lable laboratory lad lag标签,标记 实验室 男孩,小伙子 落后,滞后 [1:9.3533]lamb landlord landscape lane羔羊,小羊 地主,房东,店主 风景,景色 小路,小巷 [1:52.8522]largely laser latter laughter大部分,主要地 激光器 后者的,末了的 笑,笑声 [2:36.6

发表于:2019-01-16 / 阅读(292) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Poyang Lake, which connects to the Yangtze River near the city of Jiujiang, is the largest freshwater lake in China. The area of the lake fluctuates dramatically between the wet and dry seasons, influencing water levels downstream. However, the lake

发表于:2019-01-19 / 阅读(198) / 评论(0) 分类 2018CRI中国国际广播电台

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(192) / 评论(0) 分类 VOA常速英语2007年(十一月)

Scotch whiskey is said, by some, to have many magical qualities. Now, scientists in Scotland have discovered one more: it can be a weapon against polluted waste sites. A by-product of the spirit is 99.96 percent effective in cleaning contaminated gr

发表于:2019-02-05 / 阅读(173) / 评论(0) 分类 VOA标准英语2008年(十二月)

Science and technology 科学技术 Solar power from space 太空太阳能 Beam it down, Scotty 老兄,传下来吧 Harvesting solar power in space, for use on Earth, comes a step closer to reality 在太空获取太阳能以供地球之用:梦想距

发表于:2019-02-16 / 阅读(182) / 评论(0) 分类 经济学人科技系列
学英语单词
a-trembling
acappella
actuatest
adventitial neuritis
aerogenously
archeocrypticid
arithmetic technique
arsenius
Arthur Neville Chamberlain
Ashar
axicons
barnaclelike
bloodly
C(A-VDO2)
cabinolamine
closed linear transform
Collabium
colorfastness
compression testing
crys-
dangerous area
deyar
dmtas
dot's sector
Downsian
draft horses
earthquake sound
effusive pericarditis
embossing black
energy capability hydro-electric power station
Ferla
filial life
FPIL
gas distribution system capacity
genus pisums
genus rivinas
get the speed of
Ginger Rogers
gorillaz
gravity gradient satellite
guecho (getxo)
have had one's day
igalikite
ink checking
intra-aortics
irrasa
jusuf
kelly-taylor
khusz
Koltubanovskiy
lehmbruch
lithotomy scoop
loan expenditure
lofting iron
London smoke
Lucatello's sign
macro-cost
malleable copper
market write downs
mascis
melibea
member record
meteorital
midlength draft
motive force
muddir
multibinomical distribution
myclozolin
NAPLPS
native knowledge
Nepenthaceae
neuroarthropathies
nonviewers
oedogonialess
offstager
palaeomicrobiology
pan-Shiism
peptizator
phase-lattice
piggy in the middle
pioneer cut
powder moulding
private nuisances
real-time laser-doppler velocimeter
reflex model
reichhelm
rhodenbarr
ricked
salinises
segmented rod laser
self rectifying circuit
slipping into
ST_breaking-and-damaging_deteriorating-and-making-worse
stopping the service
sublacustrine
sum up the evidence
superconducting voltmeter
Teningen
to advise sb to do
torsion indicator
vertical monopole
volleies